Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

44 files changed, 782 insertions, 1019 deletions

diff --git a/fs/gfs2/Kconfig b/fs/gfs2/Kconfig
index 8c27de8b9568..6a2ffa2db14f 100644
--- a/fs/gfs2/Kconfig
+++ b/fs/gfs2/Kconfig
@@ -2,6 +2,7 @@ config GFS2_FS
 	tristate "GFS2 file system support"
 	depends on EXPERIMENTAL
 	select FS_POSIX_ACL
+	select CRC32
 	help
 	A cluster filesystem.
 
@@ -33,7 +34,9 @@ config GFS2_FS_LOCKING_NOLOCK
 
 config GFS2_FS_LOCKING_DLM
 	tristate "GFS2 DLM locking module"
-	depends on GFS2_FS
+	depends on GFS2_FS && NET && INET && (IPV6 || IPV6=n)
+	select IP_SCTP if DLM_SCTP
+	select CONFIGFS_FS
 	select DLM
 	help
 	Multiple node locking module for GFS2
diff --git a/fs/gfs2/acl.c b/fs/gfs2/acl.c
index 5f959b8ce406..6e80844367ee 100644
--- a/fs/gfs2/acl.c
+++ b/fs/gfs2/acl.c
@@ -74,11 +74,11 @@ int gfs2_acl_validate_remove(struct gfs2_inode *ip, int access)
 {
 	if (!GFS2_SB(&ip->i_inode)->sd_args.ar_posix_acl)
 		return -EOPNOTSUPP;
-	if (current->fsuid != ip->i_di.di_uid && !capable(CAP_FOWNER))
+	if (current->fsuid != ip->i_inode.i_uid && !capable(CAP_FOWNER))
 		return -EPERM;
-	if (S_ISLNK(ip->i_di.di_mode))
+	if (S_ISLNK(ip->i_inode.i_mode))
 		return -EOPNOTSUPP;
-	if (!access && !S_ISDIR(ip->i_di.di_mode))
+	if (!access && !S_ISDIR(ip->i_inode.i_mode))
 		return -EACCES;
 
 	return 0;
@@ -145,14 +145,14 @@ out:
 }
 
 /**
- * gfs2_check_acl_locked - Check an ACL to see if we're allowed to do something
+ * gfs2_check_acl - Check an ACL to see if we're allowed to do something
  * @inode: the file we want to do something to
  * @mask: what we want to do
  *
  * Returns: errno
  */
 
-int gfs2_check_acl_locked(struct inode *inode, int mask)
+int gfs2_check_acl(struct inode *inode, int mask)
 {
 	struct posix_acl *acl = NULL;
 	int error;
@@ -170,21 +170,6 @@ int gfs2_check_acl_locked(struct inode *inode, int mask)
 	return -EAGAIN;
 }
 
-int gfs2_check_acl(struct inode *inode, int mask)
-{
-	struct gfs2_inode *ip = GFS2_I(inode);
-	struct gfs2_holder i_gh;
-	int error;
-
-	error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &i_gh);
-	if (!error) {
-		error = gfs2_check_acl_locked(inode, mask);
-		gfs2_glock_dq_uninit(&i_gh);
-	}
-
-	return error;
-}
-
 static int munge_mode(struct gfs2_inode *ip, mode_t mode)
 {
 	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
@@ -198,10 +183,10 @@ static int munge_mode(struct gfs2_inode *ip, mode_t mode)
 	error = gfs2_meta_inode_buffer(ip, &dibh);
 	if (!error) {
 		gfs2_assert_withdraw(sdp,
-				(ip->i_di.di_mode & S_IFMT) == (mode & S_IFMT));
-		ip->i_di.di_mode = mode;
+				(ip->i_inode.i_mode & S_IFMT) == (mode & S_IFMT));
+		ip->i_inode.i_mode = mode;
 		gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		brelse(dibh);
 	}
 
@@ -215,12 +200,12 @@ int gfs2_acl_create(struct gfs2_inode *dip, struct gfs2_inode *ip)
 	struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
 	struct posix_acl *acl = NULL, *clone;
 	struct gfs2_ea_request er;
-	mode_t mode = ip->i_di.di_mode;
+	mode_t mode = ip->i_inode.i_mode;
 	int error;
 
 	if (!sdp->sd_args.ar_posix_acl)
 		return 0;
-	if (S_ISLNK(ip->i_di.di_mode))
+	if (S_ISLNK(ip->i_inode.i_mode))
 		return 0;
 
 	memset(&er, 0, sizeof(struct gfs2_ea_request));
@@ -232,7 +217,7 @@ int gfs2_acl_create(struct gfs2_inode *dip, struct gfs2_inode *ip)
 		return error;
 	if (!acl) {
 		mode &= ~current->fs->umask;
-		if (mode != ip->i_di.di_mode)
+		if (mode != ip->i_inode.i_mode)
 			error = munge_mode(ip, mode);
 		return error;
 	}
@@ -244,7 +229,7 @@ int gfs2_acl_create(struct gfs2_inode *dip, struct gfs2_inode *ip)
 	posix_acl_release(acl);
 	acl = clone;
 
-	if (S_ISDIR(ip->i_di.di_mode)) {
+	if (S_ISDIR(ip->i_inode.i_mode)) {
 		er.er_name = GFS2_POSIX_ACL_DEFAULT;
 		er.er_name_len = GFS2_POSIX_ACL_DEFAULT_LEN;
 		error = gfs2_system_eaops.eo_set(ip, &er);
diff --git a/fs/gfs2/acl.h b/fs/gfs2/acl.h
index 05c294fe0d78..6751930bfb64 100644
--- a/fs/gfs2/acl.h
+++ b/fs/gfs2/acl.h
@@ -31,7 +31,6 @@ int gfs2_acl_validate_set(struct gfs2_inode *ip, int access,
 			  struct gfs2_ea_request *er,
 			  int *remove, mode_t *mode);
 int gfs2_acl_validate_remove(struct gfs2_inode *ip, int access);
-int gfs2_check_acl_locked(struct inode *inode, int mask);
 int gfs2_check_acl(struct inode *inode, int mask);
 int gfs2_acl_create(struct gfs2_inode *dip, struct gfs2_inode *ip);
 int gfs2_acl_chmod(struct gfs2_inode *ip, struct iattr *attr);
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 06e9a8cb45e9..8240c1ff94f4 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -38,8 +38,8 @@ struct metapath {
 };
 
 typedef int (*block_call_t) (struct gfs2_inode *ip, struct buffer_head *dibh,
-			     struct buffer_head *bh, u64 *top,
-			     u64 *bottom, unsigned int height,
+			     struct buffer_head *bh, __be64 *top,
+			     __be64 *bottom, unsigned int height,
 			     void *data);
 
 struct strip_mine {
@@ -163,6 +163,7 @@ int gfs2_unstuff_dinode(struct gfs2_inode *ip, struct page *page)
 	if (ip->i_di.di_size) {
 		*(__be64 *)(di + 1) = cpu_to_be64(block);
 		ip->i_di.di_blocks++;
+		gfs2_set_inode_blocks(&ip->i_inode);
 		di->di_blocks = cpu_to_be64(ip->i_di.di_blocks);
 	}
 
@@ -230,7 +231,7 @@ static int build_height(struct inode *inode, unsigned height)
 	struct buffer_head *blocks[GFS2_MAX_META_HEIGHT];
 	struct gfs2_dinode *di;
 	int error;
-	u64 *bp;
+	__be64 *bp;
 	u64 bn;
 	unsigned n;
 
@@ -255,7 +256,7 @@ static int build_height(struct inode *inode, unsigned height)
 					  GFS2_FORMAT_IN);
 			gfs2_buffer_clear_tail(blocks[n],
 					       sizeof(struct gfs2_meta_header));
-			bp = (u64 *)(blocks[n]->b_data +
+			bp = (__be64 *)(blocks[n]->b_data +
 				     sizeof(struct gfs2_meta_header));
 			*bp = cpu_to_be64(blocks[n+1]->b_blocknr);
 			brelse(blocks[n]);
@@ -272,6 +273,7 @@ static int build_height(struct inode *inode, unsigned height)
 	*(__be64 *)(di + 1) = cpu_to_be64(bn);
 	ip->i_di.di_height += new_height;
 	ip->i_di.di_blocks += new_height;
+	gfs2_set_inode_blocks(&ip->i_inode);
 	di->di_height = cpu_to_be16(ip->i_di.di_height);
 	di->di_blocks = cpu_to_be64(ip->i_di.di_blocks);
 	brelse(dibh);
@@ -360,15 +362,15 @@ static void find_metapath(struct gfs2_inode *ip, u64 block,
  * metadata tree.
  */
 
-static inline u64 *metapointer(struct buffer_head *bh, int *boundary,
+static inline __be64 *metapointer(struct buffer_head *bh, int *boundary,
 			       unsigned int height, const struct metapath *mp)
 {
 	unsigned int head_size = (height > 0) ?
 		sizeof(struct gfs2_meta_header) : sizeof(struct gfs2_dinode);
-	u64 *ptr;
+	__be64 *ptr;
 	*boundary = 0;
-	ptr = ((u64 *)(bh->b_data + head_size)) + mp->mp_list[height];
-	if (ptr + 1 == (u64 *)(bh->b_data + bh->b_size))
+	ptr = ((__be64 *)(bh->b_data + head_size)) + mp->mp_list[height];
+	if (ptr + 1 == (__be64 *)(bh->b_data + bh->b_size))
 		*boundary = 1;
 	return ptr;
 }
@@ -394,7 +396,7 @@ static int lookup_block(struct gfs2_inode *ip, struct buffer_head *bh,
 			int *new, u64 *block)
 {
 	int boundary;
-	u64 *ptr = metapointer(bh, &boundary, height, mp);
+	__be64 *ptr = metapointer(bh, &boundary, height, mp);
 
 	if (*ptr) {
 		*block = be64_to_cpu(*ptr);
@@ -415,17 +417,35 @@ static int lookup_block(struct gfs2_inode *ip, struct buffer_head *bh,
 
 	*ptr = cpu_to_be64(*block);
 	ip->i_di.di_blocks++;
+	gfs2_set_inode_blocks(&ip->i_inode);
 
 	*new = 1;
 	return 0;
 }
 
+static inline void bmap_lock(struct inode *inode, int create)
+{
+	struct gfs2_inode *ip = GFS2_I(inode);
+	if (create)
+		down_write(&ip->i_rw_mutex);
+	else
+		down_read(&ip->i_rw_mutex);
+}
+
+static inline void bmap_unlock(struct inode *inode, int create)
+{
+	struct gfs2_inode *ip = GFS2_I(inode);
+	if (create)
+		up_write(&ip->i_rw_mutex);
+	else
+		up_read(&ip->i_rw_mutex);
+}
+
 /**
- * gfs2_block_pointers - Map a block from an inode to a disk block
+ * gfs2_block_map - Map a block from an inode to a disk block
  * @inode: The inode
  * @lblock: The logical block number
- * @map_bh: The bh to be mapped
- * @mp: metapath to use
+ * @bh_map: The bh to be mapped
  *
  * Find the block number on the current device which corresponds to an
  * inode's block. If the block had to be created, "new" will be set.
@@ -433,8 +453,8 @@ static int lookup_block(struct gfs2_inode *ip, struct buffer_head *bh,
  * Returns: errno
  */
 
-static int gfs2_block_pointers(struct inode *inode, u64 lblock, int create,
-			       struct buffer_head *bh_map, struct metapath *mp)
+int gfs2_block_map(struct inode *inode, u64 lblock, int create,
+		   struct buffer_head *bh_map)
 {
 	struct gfs2_inode *ip = GFS2_I(inode);
 	struct gfs2_sbd *sdp = GFS2_SB(inode);
@@ -448,57 +468,61 @@ static int gfs2_block_pointers(struct inode *inode, u64 lblock, int create,
 	u64 dblock = 0;
 	int boundary;
 	unsigned int maxlen = bh_map->b_size >> inode->i_blkbits;
+	struct metapath mp;
+	u64 size;
 
 	BUG_ON(maxlen == 0);
 
 	if (gfs2_assert_warn(sdp, !gfs2_is_stuffed(ip)))
 		return 0;
 
+	bmap_lock(inode, create);
+	clear_buffer_mapped(bh_map);
+	clear_buffer_new(bh_map);
+	clear_buffer_boundary(bh_map);
 	bsize = gfs2_is_dir(ip) ? sdp->sd_jbsize : sdp->sd_sb.sb_bsize;
-
-	height = calc_tree_height(ip, (lblock + 1) * bsize);
-	if (ip->i_di.di_height < height) {
-		if (!create)
-			return 0;
-
-		error = build_height(inode, height);
-		if (error)
-			return error;
+	size = (lblock + 1) * bsize;
+
+	if (size > ip->i_di.di_size) {
+		height = calc_tree_height(ip, size);
+		if (ip->i_di.di_height < height) {
+			if (!create)
+				goto out_ok;
+	
+			error = build_height(inode, height);
+			if (error)
+				goto out_fail;
+		}
 	}
 
-	find_metapath(ip, lblock, mp);
+	find_metapath(ip, lblock, &mp);
 	end_of_metadata = ip->i_di.di_height - 1;
-
 	error = gfs2_meta_inode_buffer(ip, &bh);
 	if (error)
-		return error;
+		goto out_fail;
 
 	for (x = 0; x < end_of_metadata; x++) {
-		lookup_block(ip, bh, x, mp, create, &new, &dblock);
+		lookup_block(ip, bh, x, &mp, create, &new, &dblock);
 		brelse(bh);
 		if (!dblock)
-			return 0;
+			goto out_ok;
 
 		error = gfs2_meta_indirect_buffer(ip, x+1, dblock, new, &bh);
 		if (error)
-			return error;
+			goto out_fail;
 	}
 
-	boundary = lookup_block(ip, bh, end_of_metadata, mp, create, &new, &dblock);
-	clear_buffer_mapped(bh_map);
-	clear_buffer_new(bh_map);
-	clear_buffer_boundary(bh_map);
-
+	boundary = lookup_block(ip, bh, end_of_metadata, &mp, create, &new, &dblock);
 	if (dblock) {
 		map_bh(bh_map, inode->i_sb, dblock);
 		if (boundary)
-			set_buffer_boundary(bh);
+			set_buffer_boundary(bh_map);
 		if (new) {
 			struct buffer_head *dibh;
 			error = gfs2_meta_inode_buffer(ip, &dibh);
 			if (!error) {
 				gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-				gfs2_dinode_out(&ip->i_di, dibh->b_data);
+				gfs2_dinode_out(ip, dibh->b_data);
 				brelse(dibh);
 			}
 			set_buffer_new(bh_map);
@@ -507,8 +531,8 @@ static int gfs2_block_pointers(struct inode *inode, u64 lblock, int create,
 		while(--maxlen && !buffer_boundary(bh_map)) {
 			u64 eblock;
 
-			mp->mp_list[end_of_metadata]++;
-			boundary = lookup_block(ip, bh, end_of_metadata, mp, 0, &new, &eblock);
+			mp.mp_list[end_of_metadata]++;
+			boundary = lookup_block(ip, bh, end_of_metadata, &mp, 0, &new, &eblock);
 			if (eblock != ++dblock)
 				break;
 			bh_map->b_size += (1 << inode->i_blkbits);
@@ -518,43 +542,15 @@ static int gfs2_block_pointers(struct inode *inode, u64 lblock, int create,
 	}
 out_brelse:
 	brelse(bh);
-	return 0;
-}
-
-
-static inline void bmap_lock(struct inode *inode, int create)
-{
-	struct gfs2_inode *ip = GFS2_I(inode);
-	if (create)
-		down_write(&ip->i_rw_mutex);
-	else
-		down_read(&ip->i_rw_mutex);
-}
-
-static inline void bmap_unlock(struct inode *inode, int create)
-{
-	struct gfs2_inode *ip = GFS2_I(inode);
-	if (create)
-		up_write(&ip->i_rw_mutex);
-	else
-		up_read(&ip->i_rw_mutex);
-}
-
-int gfs2_block_map(struct inode *inode, u64 lblock, int create,
-		   struct buffer_head *bh)
-{
-	struct metapath mp;
-	int ret;
-
-	bmap_lock(inode, create);
-	ret = gfs2_block_pointers(inode, lblock, create, bh, &mp);
+out_ok:
+	error = 0;
+out_fail:
 	bmap_unlock(inode, create);
-	return ret;
+	return error;
 }
 
 int gfs2_extent_map(struct inode *inode, u64 lblock, int *new, u64 *dblock, unsigned *extlen)
 {
-	struct metapath mp;
 	struct buffer_head bh = { .b_state = 0, .b_blocknr = 0 };
 	int ret;
 	int create = *new;
@@ -564,9 +560,7 @@ int gfs2_extent_map(struct inode *inode, u64 lblock, int *new, u64 *dblock, unsi
 	BUG_ON(!new);
 
 	bh.b_size = 1 << (inode->i_blkbits + 5);
-	bmap_lock(inode, create);
-	ret = gfs2_block_pointers(inode, lblock, create, &bh, &mp);
-	bmap_unlock(inode, create);
+	ret = gfs2_block_map(inode, lblock, create, &bh);
 	*extlen = bh.b_size >> inode->i_blkbits;
 	*dblock = bh.b_blocknr;
 	if (buffer_new(&bh))
@@ -600,7 +594,7 @@ static int recursive_scan(struct gfs2_inode *ip, struct buffer_head *dibh,
 {
 	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
 	struct buffer_head *bh = NULL;
-	u64 *top, *bottom;
+	__be64 *top, *bottom;
 	u64 bn;
 	int error;
 	int mh_size = sizeof(struct gfs2_meta_header);
@@ -611,17 +605,17 @@ static int recursive_scan(struct gfs2_inode *ip, struct buffer_head *dibh,
 			return error;
 		dibh = bh;
 
-		top = (u64 *)(bh->b_data + sizeof(struct gfs2_dinode)) + mp->mp_list[0];
-		bottom = (u64 *)(bh->b_data + sizeof(struct gfs2_dinode)) + sdp->sd_diptrs;
+		top = (__be64 *)(bh->b_data + sizeof(struct gfs2_dinode)) + mp->mp_list[0];
+		bottom = (__be64 *)(bh->b_data + sizeof(struct gfs2_dinode)) + sdp->sd_diptrs;
 	} else {
 		error = gfs2_meta_indirect_buffer(ip, height, block, 0, &bh);
 		if (error)
 			return error;
 
-		top = (u64 *)(bh->b_data + mh_size) +
+		top = (__be64 *)(bh->b_data + mh_size) +
 				  (first ? mp->mp_list[height] : 0);
 
-		bottom = (u64 *)(bh->b_data + mh_size) + sdp->sd_inptrs;
+		bottom = (__be64 *)(bh->b_data + mh_size) + sdp->sd_inptrs;
 	}
 
 	error = bc(ip, dibh, bh, top, bottom, height, data);
@@ -660,7 +654,7 @@ out:
  */
 
 static int do_strip(struct gfs2_inode *ip, struct buffer_head *dibh,
-		    struct buffer_head *bh, u64 *top, u64 *bottom,
+		    struct buffer_head *bh, __be64 *top, __be64 *bottom,
 		    unsigned int height, void *data)
 {
 	struct strip_mine *sm = data;
@@ -668,7 +662,7 @@ static int do_strip(struct gfs2_inode *ip, struct buffer_head *dibh,
 	struct gfs2_rgrp_list rlist;
 	u64 bn, bstart;
 	u32 blen;
-	u64 *p;
+	__be64 *p;
 	unsigned int rg_blocks = 0;
 	int metadata;
 	unsigned int revokes = 0;
@@ -770,6 +764,7 @@ static int do_strip(struct gfs2_inode *ip, struct buffer_head *dibh,
 		if (!ip->i_di.di_blocks)
 			gfs2_consist_inode(ip);
 		ip->i_di.di_blocks--;
+		gfs2_set_inode_blocks(&ip->i_inode);
 	}
 	if (bstart) {
 		if (metadata)
@@ -778,9 +773,9 @@ static int do_strip(struct gfs2_inode *ip, struct buffer_head *dibh,
 			gfs2_free_data(ip, bstart, blen);
 	}
 
-	ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
+	ip->i_inode.i_mtime.tv_sec = ip->i_inode.i_ctime.tv_sec = get_seconds();
 
-	gfs2_dinode_out(&ip->i_di, dibh->b_data);
+	gfs2_dinode_out(ip, dibh->b_data);
 
 	up_write(&ip->i_rw_mutex);
 
@@ -819,7 +814,7 @@ static int do_grow(struct gfs2_inode *ip, u64 size)
 	if (error)
 		goto out;
 
-	error = gfs2_quota_check(ip, ip->i_di.di_uid, ip->i_di.di_gid);
+	error = gfs2_quota_check(ip, ip->i_inode.i_uid, ip->i_inode.i_gid);
 	if (error)
 		goto out_gunlock_q;
 
@@ -853,14 +848,14 @@ static int do_grow(struct gfs2_inode *ip, u64 size)
 	}
 
 	ip->i_di.di_size = size;
-	ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
+	ip->i_inode.i_mtime.tv_sec = ip->i_inode.i_ctime.tv_sec = get_seconds();
 
 	error = gfs2_meta_inode_buffer(ip, &dibh);
 	if (error)
 		goto out_end_trans;
 
 	gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-	gfs2_dinode_out(&ip->i_di, dibh->b_data);
+	gfs2_dinode_out(ip, dibh->b_data);
 	brelse(dibh);
 
 out_end_trans:
@@ -968,9 +963,9 @@ static int trunc_start(struct gfs2_inode *ip, u64 size)
 
 	if (gfs2_is_stuffed(ip)) {
 		ip->i_di.di_size = size;
-		ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
+		ip->i_inode.i_mtime.tv_sec = ip->i_inode.i_ctime.tv_sec = get_seconds();
 		gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		gfs2_buffer_clear_tail(dibh, sizeof(struct gfs2_dinode) + size);
 		error = 1;
 
@@ -980,10 +975,10 @@ static int trunc_start(struct gfs2_inode *ip, u64 size)
 
 		if (!error) {
 			ip->i_di.di_size = size;
-			ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
+			ip->i_inode.i_mtime.tv_sec = ip->i_inode.i_ctime.tv_sec = get_seconds();
 			ip->i_di.di_flags |= GFS2_DIF_TRUNC_IN_PROG;
 			gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-			gfs2_dinode_out(&ip->i_di, dibh->b_data);
+			gfs2_dinode_out(ip, dibh->b_data);
 		}
 	}
 
@@ -1053,11 +1048,11 @@ static int trunc_end(struct gfs2_inode *ip)
 			ip->i_num.no_addr;
 		gfs2_buffer_clear_tail(dibh, sizeof(struct gfs2_dinode));
 	}
-	ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
+	ip->i_inode.i_mtime.tv_sec = ip->i_inode.i_ctime.tv_sec = get_seconds();
 	ip->i_di.di_flags &= ~GFS2_DIF_TRUNC_IN_PROG;
 
 	gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-	gfs2_dinode_out(&ip->i_di, dibh->b_data);
+	gfs2_dinode_out(ip, dibh->b_data);
 	brelse(dibh);
 
 out:
@@ -1109,7 +1104,7 @@ int gfs2_truncatei(struct gfs2_inode *ip, u64 size)
 {
 	int error;
 
-	if (gfs2_assert_warn(GFS2_SB(&ip->i_inode), S_ISREG(ip->i_di.di_mode)))
+	if (gfs2_assert_warn(GFS2_SB(&ip->i_inode), S_ISREG(ip->i_inode.i_mode)))
 		return -EINVAL;
 
 	if (size > ip->i_di.di_size)
diff --git a/fs/gfs2/daemon.c b/fs/gfs2/daemon.c
index cab1f68d4685..683cb5bda870 100644
--- a/fs/gfs2/daemon.c
+++ b/fs/gfs2/daemon.c
@@ -112,6 +112,7 @@ int gfs2_logd(void *data)
 	struct gfs2_sbd *sdp = data;
 	struct gfs2_holder ji_gh;
 	unsigned long t;
+	int need_flush;
 
 	while (!kthread_should_stop()) {
 		/* Advance the log tail */
@@ -120,8 +121,10 @@ int gfs2_logd(void *data)
 		    gfs2_tune_get(sdp, gt_log_flush_secs) * HZ;
 
 		gfs2_ail1_empty(sdp, DIO_ALL);
-
-		if (time_after_eq(jiffies, t)) {
+		gfs2_log_lock(sdp);
+		need_flush = sdp->sd_log_num_buf > gfs2_tune_get(sdp, gt_incore_log_blocks);
+		gfs2_log_unlock(sdp);
+		if (need_flush || time_after_eq(jiffies, t)) {
 			gfs2_log_flush(sdp, NULL);
 			sdp->sd_log_flush_time = jiffies;
 		}
diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c
index e24af28b1a12..0fdcb7713cd9 100644
--- a/fs/gfs2/dir.c
+++ b/fs/gfs2/dir.c
@@ -131,8 +131,8 @@ static int gfs2_dir_write_stuffed(struct gfs2_inode *ip, const char *buf,
 	memcpy(dibh->b_data + offset + sizeof(struct gfs2_dinode), buf, size);
 	if (ip->i_di.di_size < offset + size)
 		ip->i_di.di_size = offset + size;
-	ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
-	gfs2_dinode_out(&ip->i_di, dibh->b_data);
+	ip->i_inode.i_mtime.tv_sec = ip->i_inode.i_ctime.tv_sec = get_seconds();
+	gfs2_dinode_out(ip, dibh->b_data);
 
 	brelse(dibh);
 
@@ -229,10 +229,10 @@ out:
 
 	if (ip->i_di.di_size < offset + copied)
 		ip->i_di.di_size = offset + copied;
-	ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
+	ip->i_inode.i_mtime.tv_sec = ip->i_inode.i_ctime.tv_sec = get_seconds();
 
 	gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-	gfs2_dinode_out(&ip->i_di, dibh->b_data);
+	gfs2_dinode_out(ip, dibh->b_data);
 	brelse(dibh);
 
 	return copied;
@@ -340,10 +340,15 @@ fail:
 	return (copied) ? copied : error;
 }
 
+static inline int gfs2_dirent_sentinel(const struct gfs2_dirent *dent)
+{
+	return dent->de_inum.no_addr == 0 || dent->de_inum.no_formal_ino == 0;
+}
+
 static inline int __gfs2_dirent_find(const struct gfs2_dirent *dent,
 				     const struct qstr *name, int ret)
 {
-	if (dent->de_inum.no_addr != 0 &&
+	if (!gfs2_dirent_sentinel(dent) &&
 	    be32_to_cpu(dent->de_hash) == name->hash &&
 	    be16_to_cpu(dent->de_name_len) == name->len &&
 	    memcmp(dent+1, name->name, name->len) == 0)
@@ -388,7 +393,7 @@ static int gfs2_dirent_find_space(const struct gfs2_dirent *dent,
 	unsigned actual = GFS2_DIRENT_SIZE(be16_to_cpu(dent->de_name_len));
 	unsigned totlen = be16_to_cpu(dent->de_rec_len);
 
-	if (!dent->de_inum.no_addr)
+	if (gfs2_dirent_sentinel(dent))
 		actual = GFS2_DIRENT_SIZE(0);
 	if (totlen - actual >= required)
 		return 1;
@@ -405,7 +410,7 @@ static int gfs2_dirent_gather(const struct gfs2_dirent *dent,
 			      void *opaque)
 {
 	struct dirent_gather *g = opaque;
-	if (dent->de_inum.no_addr) {
+	if (!gfs2_dirent_sentinel(dent)) {
 		g->pdent[g->offset++] = dent;
 	}
 	return 0;
@@ -433,10 +438,10 @@ static int gfs2_check_dirent(struct gfs2_dirent *dent, unsigned int offset,
 	if (unlikely(offset + size > len))
 		goto error;
 	msg = "zero inode number";
-	if (unlikely(!first && !dent->de_inum.no_addr))
+	if (unlikely(!first && gfs2_dirent_sentinel(dent)))
 		goto error;
 	msg = "name length is greater than space in dirent";
-	if (dent->de_inum.no_addr &&
+	if (!gfs2_dirent_sentinel(dent) &&
 	    unlikely(sizeof(struct gfs2_dirent)+be16_to_cpu(dent->de_name_len) >
 		     size))
 		goto error;
@@ -598,7 +603,7 @@ static int dirent_next(struct gfs2_inode *dip, struct buffer_head *bh,
 		return ret;
 
         /* Only the first dent could ever have de_inum.no_addr == 0 */
-	if (!tmp->de_inum.no_addr) {
+	if (gfs2_dirent_sentinel(tmp)) {
 		gfs2_consist_inode(dip);
 		return -EIO;
 	}
@@ -621,7 +626,7 @@ static void dirent_del(struct gfs2_inode *dip, struct buffer_head *bh,
 {
 	u16 cur_rec_len, prev_rec_len;
 
-	if (!cur->de_inum.no_addr) {
+	if (gfs2_dirent_sentinel(cur)) {
 		gfs2_consist_inode(dip);
 		return;
 	}
@@ -633,7 +638,8 @@ static void dirent_del(struct gfs2_inode *dip, struct buffer_head *bh,
 	   out the inode number and return.  */
 
 	if (!prev) {
-		cur->de_inum.no_addr = 0;	/* No endianess worries */
+		cur->de_inum.no_addr = 0;
+		cur->de_inum.no_formal_ino = 0;
 		return;
 	}
 
@@ -664,7 +670,7 @@ static struct gfs2_dirent *gfs2_init_dirent(struct inode *inode,
 	struct gfs2_dirent *ndent;
 	unsigned offset = 0, totlen;
 
-	if (dent->de_inum.no_addr)
+	if (!gfs2_dirent_sentinel(dent))
 		offset = GFS2_DIRENT_SIZE(be16_to_cpu(dent->de_name_len));
 	totlen = be16_to_cpu(dent->de_rec_len);
 	BUG_ON(offset + name->len > totlen);
@@ -713,12 +719,12 @@ static int get_leaf(struct gfs2_inode *dip, u64 leaf_no,
 static int get_leaf_nr(struct gfs2_inode *dip, u32 index,
 		       u64 *leaf_out)
 {
-	u64 leaf_no;
+	__be64 leaf_no;
 	int error;
 
 	error = gfs2_dir_read_data(dip, (char *)&leaf_no,
-				    index * sizeof(u64),
-				    sizeof(u64), 0);
+				    index * sizeof(__be64),
+				    sizeof(__be64), 0);
 	if (error != sizeof(u64))
 		return (error < 0) ? error : -EIO;
 
@@ -837,7 +843,8 @@ static int dir_make_exhash(struct inode *inode)
 	struct gfs2_leaf *leaf;
 	int y;
 	u32 x;
-	u64 *lp, bn;
+	__be64 *lp;
+	u64 bn;
 	int error;
 
 	error = gfs2_meta_inode_buffer(dip, &dibh);
@@ -893,20 +900,20 @@ static int dir_make_exhash(struct inode *inode)
 	gfs2_trans_add_bh(dip->i_gl, dibh, 1);
 	gfs2_buffer_clear_tail(dibh, sizeof(struct gfs2_dinode));
 
-	lp = (u64 *)(dibh->b_data + sizeof(struct gfs2_dinode));
+	lp = (__be64 *)(dibh->b_data + sizeof(struct gfs2_dinode));
 
 	for (x = sdp->sd_hash_ptrs; x--; lp++)
 		*lp = cpu_to_be64(bn);
 
 	dip->i_di.di_size = sdp->sd_sb.sb_bsize / 2;
 	dip->i_di.di_blocks++;
+	gfs2_set_inode_blocks(&dip->i_inode);
 	dip->i_di.di_flags |= GFS2_DIF_EXHASH;
-	dip->i_di.di_payload_format = 0;
 
 	for (x = sdp->sd_hash_ptrs, y = -1; x; x >>= 1, y++) ;
 	dip->i_di.di_depth = y;
 
-	gfs2_dinode_out(&dip->i_di, dibh->b_data);
+	gfs2_dinode_out(dip, dibh->b_data);
 
 	brelse(dibh);
 
@@ -929,7 +936,8 @@ static int dir_split_leaf(struct inode *inode, const struct qstr *name)
 	struct gfs2_leaf *nleaf, *oleaf;
 	struct gfs2_dirent *dent = NULL, *prev = NULL, *next = NULL, *new;
 	u32 start, len, half_len, divider;
-	u64 bn, *lp, leaf_no;
+	u64 bn, leaf_no;
+	__be64 *lp;
 	u32 index;
 	int x, moved = 0;
 	int error;
@@ -974,7 +982,7 @@ static int dir_split_leaf(struct inode *inode, const struct qstr *name)
 	/* Change the pointers.
 	   Don't bother distinguishing stuffed from non-stuffed.
 	   This code is complicated enough already. */
-	lp = kmalloc(half_len * sizeof(u64), GFP_NOFS | __GFP_NOFAIL);
+	lp = kmalloc(half_len * sizeof(__be64), GFP_NOFS | __GFP_NOFAIL);
 	/*  Change the pointers  */
 	for (x = 0; x < half_len; x++)
 		lp[x] = cpu_to_be64(bn);
@@ -1000,7 +1008,7 @@ static int dir_split_leaf(struct inode *inode, const struct qstr *name)
 		if (dirent_next(dip, obh, &next))
 			next = NULL;
 
-		if (dent->de_inum.no_addr &&
+		if (!gfs2_dirent_sentinel(dent) &&
 		    be32_to_cpu(dent->de_hash) < divider) {
 			struct qstr str;
 			str.name = (char*)(dent+1);
@@ -1037,7 +1045,8 @@ static int dir_split_leaf(struct inode *inode, const struct qstr *name)
 	error = gfs2_meta_inode_buffer(dip, &dibh);
 	if (!gfs2_assert_withdraw(GFS2_SB(&dip->i_inode), !error)) {
 		dip->i_di.di_blocks++;
-		gfs2_dinode_out(&dip->i_di, dibh->b_data);
+		gfs2_set_inode_blocks(&dip->i_inode);
+		gfs2_dinode_out(dip, dibh->b_data);
 		brelse(dibh);
 	}
 
@@ -1117,7 +1126,7 @@ static int dir_double_exhash(struct gfs2_inode *dip)
 	error = gfs2_meta_inode_buffer(dip, &dibh);
 	if (!gfs2_assert_withdraw(sdp, !error)) {
 		dip->i_di.di_depth++;
-		gfs2_dinode_out(&dip->i_di, dibh->b_data);
+		gfs2_dinode_out(dip, dibh->b_data);
 		brelse(dibh);
 	}
 
@@ -1194,7 +1203,7 @@ static int do_filldir_main(struct gfs2_inode *dip, u64 *offset,
 			   int *copied)
 {
 	const struct gfs2_dirent *dent, *dent_next;
-	struct gfs2_inum inum;
+	struct gfs2_inum_host inum;
 	u64 off, off_next;
 	unsigned int x, y;
 	int run = 0;
@@ -1341,7 +1350,7 @@ static int dir_e_read(struct inode *inode, u64 *offset, void *opaque,
 	u32 hsize, len = 0;
 	u32 ht_offset, lp_offset, ht_offset_cur = -1;
 	u32 hash, index;
-	u64 *lp;
+	__be64 *lp;
 	int copied = 0;
 	int error = 0;
 	unsigned depth = 0;
@@ -1365,7 +1374,7 @@ static int dir_e_read(struct inode *inode, u64 *offset, void *opaque,
 
 		if (ht_offset_cur != ht_offset) {
 			error = gfs2_dir_read_data(dip, (char *)lp,
-						ht_offset * sizeof(u64),
+						ht_offset * sizeof(__be64),
 						sdp->sd_hash_bsize, 1);
 			if (error != sdp->sd_hash_bsize) {
 				if (error >= 0)
@@ -1456,7 +1465,7 @@ out:
  */
 
 int gfs2_dir_search(struct inode *dir, const struct qstr *name,
-		    struct gfs2_inum *inum, unsigned int *type)
+		    struct gfs2_inum_host *inum, unsigned int *type)
 {
 	struct buffer_head *bh;
 	struct gfs2_dirent *dent;
@@ -1515,7 +1524,8 @@ static int dir_new_leaf(struct inode *inode, const struct qstr *name)
 		return error;
 	gfs2_trans_add_bh(ip->i_gl, bh, 1);
 	ip->i_di.di_blocks++;
-	gfs2_dinode_out(&ip->i_di, bh->b_data);
+	gfs2_set_inode_blocks(&ip->i_inode);
+	gfs2_dinode_out(ip, bh->b_data);
 	brelse(bh);
 	return 0;
 }
@@ -1531,7 +1541,7 @@ static int dir_new_leaf(struct inode *inode, const struct qstr *name)
  */
 
 int gfs2_dir_add(struct inode *inode, const struct qstr *name,
-		 const struct gfs2_inum *inum, unsigned type)
+		 const struct gfs2_inum_host *inum, unsigned type)
 {
 	struct gfs2_inode *ip = GFS2_I(inode);
 	struct buffer_head *bh;
@@ -1558,8 +1568,8 @@ int gfs2_dir_add(struct inode *inode, const struct qstr *name,
 				break;
 			gfs2_trans_add_bh(ip->i_gl, bh, 1);
 			ip->i_di.di_entries++;
-			ip->i_di.di_mtime = ip->i_di.di_ctime = get_seconds();
-			gfs2_dinode_out(&ip->i_di, bh->b_data);
+			ip->i_inode.i_mtime.tv_sec = ip->i_inode.i_ctime.tv_sec = get_seconds();
+			gfs2_dinode_out(ip, bh->b_data);
 			brelse(bh);
 			error = 0;
 			break;
@@ -1644,8 +1654,8 @@ int gfs2_dir_del(struct gfs2_inode *dip, const struct qstr *name)
 		gfs2_consist_inode(dip);
 	gfs2_trans_add_bh(dip->i_gl, bh, 1);
 	dip->i_di.di_entries--;
-	dip->i_di.di_mtime = dip->i_di.di_ctime = get_seconds();
-	gfs2_dinode_out(&dip->i_di, bh->b_data);
+	dip->i_inode.i_mtime.tv_sec = dip->i_inode.i_ctime.tv_sec = get_seconds();
+	gfs2_dinode_out(dip, bh->b_data);
 	brelse(bh);
 	mark_inode_dirty(&dip->i_inode);
 
@@ -1666,7 +1676,7 @@ int gfs2_dir_del(struct gfs2_inode *dip, const struct qstr *name)
  */
 
 int gfs2_dir_mvino(struct gfs2_inode *dip, const struct qstr *filename,
-		   struct gfs2_inum *inum, unsigned int new_type)
+		   struct gfs2_inum_host *inum, unsigned int new_type)
 {
 	struct buffer_head *bh;
 	struct gfs2_dirent *dent;
@@ -1692,8 +1702,8 @@ int gfs2_dir_mvino(struct gfs2_inode *dip, const struct qstr *filename,
 		gfs2_trans_add_bh(dip->i_gl, bh, 1);
 	}
 
-	dip->i_di.di_mtime = dip->i_di.di_ctime = get_seconds();
-	gfs2_dinode_out(&dip->i_di, bh->b_data);
+	dip->i_inode.i_mtime.tv_sec = dip->i_inode.i_ctime.tv_sec = get_seconds();
+	gfs2_dinode_out(dip, bh->b_data);
 	brelse(bh);
 	return 0;
 }
@@ -1715,7 +1725,7 @@ static int foreach_leaf(struct gfs2_inode *dip, leaf_call_t lc, void *data)
 	u32 hsize, len;
 	u32 ht_offset, lp_offset, ht_offset_cur = -1;
 	u32 index = 0;
-	u64 *lp;
+	__be64 *lp;
 	u64 leaf_no;
 	int error = 0;
 
@@ -1735,7 +1745,7 @@ static int foreach_leaf(struct gfs2_inode *dip, leaf_call_t lc, void *data)
 
 		if (ht_offset_cur != ht_offset) {
 			error = gfs2_dir_read_data(dip, (char *)lp,
-						ht_offset * sizeof(u64),
+						ht_offset * sizeof(__be64),
 						sdp->sd_hash_bsize, 1);
 			if (error != sdp->sd_hash_bsize) {
 				if (error >= 0)
@@ -1859,6 +1869,7 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len,
 		if (!dip->i_di.di_blocks)
 			gfs2_consist_inode(dip);
 		dip->i_di.di_blocks--;
+		gfs2_set_inode_blocks(&dip->i_inode);
 	}
 
 	error = gfs2_dir_write_data(dip, ht, index * sizeof(u64), size);
@@ -1873,7 +1884,7 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len,
 		goto out_end_trans;
 
 	gfs2_trans_add_bh(dip->i_gl, dibh, 1);
-	gfs2_dinode_out(&dip->i_di, dibh->b_data);
+	gfs2_dinode_out(dip, dibh->b_data);
 	brelse(dibh);
 
 out_end_trans:
diff --git a/fs/gfs2/dir.h b/fs/gfs2/dir.h
index 371233419b07..b21b33668a5b 100644
--- a/fs/gfs2/dir.h
+++ b/fs/gfs2/dir.h
@@ -31,17 +31,17 @@ struct gfs2_inum;
 typedef int (*gfs2_filldir_t) (void *opaque,
 			      const char *name, unsigned int length,
 			      u64 offset,
-			      struct gfs2_inum *inum, unsigned int type);
+			      struct gfs2_inum_host *inum, unsigned int type);
 
 int gfs2_dir_search(struct inode *dir, const struct qstr *filename,
-		    struct gfs2_inum *inum, unsigned int *type);
+		    struct gfs2_inum_host *inum, unsigned int *type);
 int gfs2_dir_add(struct inode *inode, const struct qstr *filename,
-		 const struct gfs2_inum *inum, unsigned int type);
+		 const struct gfs2_inum_host *inum, unsigned int type);
 int gfs2_dir_del(struct gfs2_inode *dip, const struct qstr *filename);
 int gfs2_dir_read(struct inode *inode, u64 * offset, void *opaque,
 		  gfs2_filldir_t filldir);
 int gfs2_dir_mvino(struct gfs2_inode *dip, const struct qstr *filename,
-		   struct gfs2_inum *new_inum, unsigned int new_type);
+		   struct gfs2_inum_host *new_inum, unsigned int new_type);
 
 int gfs2_dir_exhash_dealloc(struct gfs2_inode *dip);
 
diff --git a/fs/gfs2/eaops.c b/fs/gfs2/eaops.c
index 92c54e9b0dc3..cd747c00f670 100644
--- a/fs/gfs2/eaops.c
+++ b/fs/gfs2/eaops.c
@@ -120,7 +120,7 @@ static int system_eo_set(struct gfs2_inode *ip, struct gfs2_ea_request *er)
 
 	if (GFS2_ACL_IS_ACCESS(er->er_name, er->er_name_len)) {
 		if (!(er->er_flags & GFS2_ERF_MODE)) {
-			er->er_mode = ip->i_di.di_mode;
+			er->er_mode = ip->i_inode.i_mode;
 			er->er_flags |= GFS2_ERF_MODE;
 		}
 		error = gfs2_acl_validate_set(ip, 1, er,
diff --git a/fs/gfs2/eattr.c b/fs/gfs2/eattr.c
index a65a4ccfd4dd..ebebbdcd7057 100644
--- a/fs/gfs2/eattr.c
+++ b/fs/gfs2/eattr.c
@@ -112,7 +112,7 @@ fail:
 static int ea_foreach(struct gfs2_inode *ip, ea_call_t ea_call, void *data)
 {
 	struct buffer_head *bh, *eabh;
-	u64 *eablk, *end;
+	__be64 *eablk, *end;
 	int error;
 
 	error = gfs2_meta_read(ip->i_gl, ip->i_di.di_eattr, DIO_WAIT, &bh);
@@ -129,7 +129,7 @@ static int ea_foreach(struct gfs2_inode *ip, ea_call_t ea_call, void *data)
 		goto out;
 	}
 
-	eablk = (u64 *)(bh->b_data + sizeof(struct gfs2_meta_header));
+	eablk = (__be64 *)(bh->b_data + sizeof(struct gfs2_meta_header));
 	end = eablk + GFS2_SB(&ip->i_inode)->sd_inptrs;
 
 	for (; eablk < end; eablk++) {
@@ -224,7 +224,8 @@ static int ea_dealloc_unstuffed(struct gfs2_inode *ip, struct buffer_head *bh,
 	struct gfs2_rgrpd *rgd;
 	struct gfs2_holder rg_gh;
 	struct buffer_head *dibh;
-	u64 *dataptrs, bn = 0;
+	__be64 *dataptrs;
+	u64 bn = 0;
 	u64 bstart = 0;
 	unsigned int blen = 0;
 	unsigned int blks = 0;
@@ -280,6 +281,7 @@ static int ea_dealloc_unstuffed(struct gfs2_inode *ip, struct buffer_head *bh,
 		if (!ip->i_di.di_blocks)
 			gfs2_consist_inode(ip);
 		ip->i_di.di_blocks--;
+		gfs2_set_inode_blocks(&ip->i_inode);
 	}
 	if (bstart)
 		gfs2_free_meta(ip, bstart, blen);
@@ -299,9 +301,9 @@ static int ea_dealloc_unstuffed(struct gfs2_inode *ip, struct buffer_head *bh,
 
 	error = gfs2_meta_inode_buffer(ip, &dibh);
 	if (!error) {
-		ip->i_di.di_ctime = get_seconds();
+		ip->i_inode.i_ctime.tv_sec = get_seconds();
 		gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		brelse(dibh);
 	}
 
@@ -444,7 +446,7 @@ static int ea_get_unstuffed(struct gfs2_inode *ip, struct gfs2_ea_header *ea,
 	struct buffer_head **bh;
 	unsigned int amount = GFS2_EA_DATA_LEN(ea);
 	unsigned int nptrs = DIV_ROUND_UP(amount, sdp->sd_jbsize);
-	u64 *dataptrs = GFS2_EA2DATAPTRS(ea);
+	__be64 *dataptrs = GFS2_EA2DATAPTRS(ea);
 	unsigned int x;
 	int error = 0;
 
@@ -597,6 +599,7 @@ static int ea_alloc_blk(struct gfs2_inode *ip, struct buffer_head **bhp)
 	ea->ea_num_ptrs = 0;
 
 	ip->i_di.di_blocks++;
+	gfs2_set_inode_blocks(&ip->i_inode);
 
 	return 0;
 }
@@ -629,7 +632,7 @@ static int ea_write(struct gfs2_inode *ip, struct gfs2_ea_header *ea,
 		ea->ea_num_ptrs = 0;
 		memcpy(GFS2_EA2DATA(ea), er->er_data, er->er_data_len);
 	} else {
-		u64 *dataptr = GFS2_EA2DATAPTRS(ea);
+		__be64 *dataptr = GFS2_EA2DATAPTRS(ea);
 		const char *data = er->er_data;
 		unsigned int data_len = er->er_data_len;
 		unsigned int copy;
@@ -648,6 +651,7 @@ static int ea_write(struct gfs2_inode *ip, struct gfs2_ea_header *ea,
 			gfs2_metatype_set(bh, GFS2_METATYPE_ED, GFS2_FORMAT_ED);
 
 			ip->i_di.di_blocks++;
+			gfs2_set_inode_blocks(&ip->i_inode);
 
 			copy = data_len > sdp->sd_jbsize ? sdp->sd_jbsize :
 							   data_len;
@@ -686,7 +690,7 @@ static int ea_alloc_skeleton(struct gfs2_inode *ip, struct gfs2_ea_request *er,
 	if (error)
 		goto out;
 
-	error = gfs2_quota_check(ip, ip->i_di.di_uid, ip->i_di.di_gid);
+	error = gfs2_quota_check(ip, ip->i_inode.i_uid, ip->i_inode.i_gid);
 	if (error)
 		goto out_gunlock_q;
 
@@ -710,13 +714,13 @@ static int ea_alloc_skeleton(struct gfs2_inode *ip, struct gfs2_ea_request *er,
 	if (!error) {
 		if (er->er_flags & GFS2_ERF_MODE) {
 			gfs2_assert_withdraw(GFS2_SB(&ip->i_inode),
-					    (ip->i_di.di_mode & S_IFMT) ==
+					    (ip->i_inode.i_mode & S_IFMT) ==
 					    (er->er_mode & S_IFMT));
-			ip->i_di.di_mode = er->er_mode;
+			ip->i_inode.i_mode = er->er_mode;
 		}
-		ip->i_di.di_ctime = get_seconds();
+		ip->i_inode.i_ctime.tv_sec = get_seconds();
 		gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		brelse(dibh);
 	}
 
@@ -846,12 +850,12 @@ static int ea_set_simple_noalloc(struct gfs2_inode *ip, struct buffer_head *bh,
 
 	if (er->er_flags & GFS2_ERF_MODE) {
 		gfs2_assert_withdraw(GFS2_SB(&ip->i_inode),
-			(ip->i_di.di_mode & S_IFMT) == (er->er_mode & S_IFMT));
-		ip->i_di.di_mode = er->er_mode;
+			(ip->i_inode.i_mode & S_IFMT) == (er->er_mode & S_IFMT));
+		ip->i_inode.i_mode = er->er_mode;
 	}
-	ip->i_di.di_ctime = get_seconds();
+	ip->i_inode.i_ctime.tv_sec = get_seconds();
 	gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-	gfs2_dinode_out(&ip->i_di, dibh->b_data);
+	gfs2_dinode_out(ip, dibh->b_data);
 	brelse(dibh);
 out:
 	gfs2_trans_end(GFS2_SB(&ip->i_inode));
@@ -931,12 +935,12 @@ static int ea_set_block(struct gfs2_inode *ip, struct gfs2_ea_request *er,
 {
 	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
 	struct buffer_head *indbh, *newbh;
-	u64 *eablk;
+	__be64 *eablk;
 	int error;
 	int mh_size = sizeof(struct gfs2_meta_header);
 
 	if (ip->i_di.di_flags & GFS2_DIF_EA_INDIRECT) {
-		u64 *end;
+		__be64 *end;
 
 		error = gfs2_meta_read(ip->i_gl, ip->i_di.di_eattr, DIO_WAIT,
 				       &indbh);
@@ -948,7 +952,7 @@ static int ea_set_block(struct gfs2_inode *ip, struct gfs2_ea_request *er,
 			goto out;
 		}
 
-		eablk = (u64 *)(indbh->b_data + mh_size);
+		eablk = (__be64 *)(indbh->b_data + mh_size);
 		end = eablk + sdp->sd_inptrs;
 
 		for (; eablk < end; eablk++)
@@ -971,11 +975,12 @@ static int ea_set_block(struct gfs2_inode *ip, struct gfs2_ea_request *er,
 		gfs2_metatype_set(indbh, GFS2_METATYPE_IN, GFS2_FORMAT_IN);
 		gfs2_buffer_clear_tail(indbh, mh_size);
 
-		eablk = (u64 *)(indbh->b_data + mh_size);
+		eablk = (__be64 *)(indbh->b_data + mh_size);
 		*eablk = cpu_to_be64(ip->i_di.di_eattr);
 		ip->i_di.di_eattr = blk;
 		ip->i_di.di_flags |= GFS2_DIF_EA_INDIRECT;
 		ip->i_di.di_blocks++;
+		gfs2_set_inode_blocks(&ip->i_inode);
 
 		eablk++;
 	}
@@ -1129,9 +1134,9 @@ static int ea_remove_stuffed(struct gfs2_inode *ip, struct gfs2_ea_location *el)
 
 	error = gfs2_meta_inode_buffer(ip, &dibh);
 	if (!error) {
-		ip->i_di.di_ctime = get_seconds();
+		ip->i_inode.i_ctime.tv_sec = get_seconds();
 		gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		brelse(dibh);
 	}
 
@@ -1202,7 +1207,7 @@ static int ea_acl_chmod_unstuffed(struct gfs2_inode *ip,
 	struct buffer_head **bh;
 	unsigned int amount = GFS2_EA_DATA_LEN(ea);
 	unsigned int nptrs = DIV_ROUND_UP(amount, sdp->sd_jbsize);
-	u64 *dataptrs = GFS2_EA2DATAPTRS(ea);
+	__be64 *dataptrs = GFS2_EA2DATAPTRS(ea);
 	unsigned int x;
 	int error;
 
@@ -1284,9 +1289,8 @@ int gfs2_ea_acl_chmod(struct gfs2_inode *ip, struct gfs2_ea_location *el,
 	if (!error) {
 		error = inode_setattr(&ip->i_inode, attr);
 		gfs2_assert_warn(GFS2_SB(&ip->i_inode), !error);
-		gfs2_inode_attr_out(ip);
 		gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		brelse(dibh);
 	}
 
@@ -1300,7 +1304,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip)
 	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
 	struct gfs2_rgrp_list rlist;
 	struct buffer_head *indbh, *dibh;
-	u64 *eablk, *end;
+	__be64 *eablk, *end;
 	unsigned int rg_blocks = 0;
 	u64 bstart = 0;
 	unsigned int blen = 0;
@@ -1319,7 +1323,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip)
 		goto out;
 	}
 
-	eablk = (u64 *)(indbh->b_data + sizeof(struct gfs2_meta_header));
+	eablk = (__be64 *)(indbh->b_data + sizeof(struct gfs2_meta_header));
 	end = eablk + sdp->sd_inptrs;
 
 	for (; eablk < end; eablk++) {
@@ -1363,7 +1367,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip)
 
 	gfs2_trans_add_bh(ip->i_gl, indbh, 1);
 
-	eablk = (u64 *)(indbh->b_data + sizeof(struct gfs2_meta_header));
+	eablk = (__be64 *)(indbh->b_data + sizeof(struct gfs2_meta_header));
 	bstart = 0;
 	blen = 0;
 
@@ -1387,6 +1391,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip)
 		if (!ip->i_di.di_blocks)
 			gfs2_consist_inode(ip);
 		ip->i_di.di_blocks--;
+		gfs2_set_inode_blocks(&ip->i_inode);
 	}
 	if (bstart)
 		gfs2_free_meta(ip, bstart, blen);
@@ -1396,7 +1401,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip)
 	error = gfs2_meta_inode_buffer(ip, &dibh);
 	if (!error) {
 		gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		brelse(dibh);
 	}
 
@@ -1441,11 +1446,12 @@ static int ea_dealloc_block(struct gfs2_inode *ip)
 	if (!ip->i_di.di_blocks)
 		gfs2_consist_inode(ip);
 	ip->i_di.di_blocks--;
+	gfs2_set_inode_blocks(&ip->i_inode);
 
 	error = gfs2_meta_inode_buffer(ip, &dibh);
 	if (!error) {
 		gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		brelse(dibh);
 	}
 
diff --git a/fs/gfs2/eattr.h b/fs/gfs2/eattr.h
index ffa65947d686..c82dbe01d713 100644
--- a/fs/gfs2/eattr.h
+++ b/fs/gfs2/eattr.h
@@ -19,7 +19,7 @@ struct iattr;
 #define GFS2_EA_SIZE(ea) \
 ALIGN(sizeof(struct gfs2_ea_header) + (ea)->ea_name_len + \
       ((GFS2_EA_IS_STUFFED(ea)) ? GFS2_EA_DATA_LEN(ea) : \
-                                  (sizeof(u64) * (ea)->ea_num_ptrs)), 8)
+                                  (sizeof(__be64) * (ea)->ea_num_ptrs)), 8)
 
 #define GFS2_EA_IS_STUFFED(ea) (!(ea)->ea_num_ptrs)
 #define GFS2_EA_IS_LAST(ea) ((ea)->ea_flags & GFS2_EAFLAG_LAST)
@@ -29,13 +29,13 @@ ALIGN(sizeof(struct gfs2_ea_header) + (er)->er_name_len + (er)->er_data_len, 8)
 
 #define GFS2_EAREQ_SIZE_UNSTUFFED(sdp, er) \
 ALIGN(sizeof(struct gfs2_ea_header) + (er)->er_name_len + \
-      sizeof(u64) * DIV_ROUND_UP((er)->er_data_len, (sdp)->sd_jbsize), 8)
+      sizeof(__be64) * DIV_ROUND_UP((er)->er_data_len, (sdp)->sd_jbsize), 8)
 
 #define GFS2_EA2NAME(ea) ((char *)((struct gfs2_ea_header *)(ea) + 1))
 #define GFS2_EA2DATA(ea) (GFS2_EA2NAME(ea) + (ea)->ea_name_len)
 
 #define GFS2_EA2DATAPTRS(ea) \
-((u64 *)(GFS2_EA2NAME(ea) + ALIGN((ea)->ea_name_len, 8)))
+((__be64 *)(GFS2_EA2NAME(ea) + ALIGN((ea)->ea_name_len, 8)))
 
 #define GFS2_EA2NEXT(ea) \
 ((struct gfs2_ea_header *)((char *)(ea) + GFS2_EA_REC_LEN(ea)))
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index 78fe0fae23ff..438146904b58 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -35,7 +35,7 @@
 
 struct greedy {
 	struct gfs2_holder gr_gh;
-	struct work_struct gr_work;
+	struct delayed_work gr_work;
 };
 
 struct gfs2_gl_hash_bucket {
@@ -96,7 +96,7 @@ static inline rwlock_t *gl_lock_addr(unsigned int x)
 	return &gl_hash_locks[x & (GL_HASH_LOCK_SZ-1)];
 }
 #else /* not SMP, so no spinlocks required */
-static inline rwlock_t *gl_lock_addr(x)
+static inline rwlock_t *gl_lock_addr(unsigned int x)
 {
 	return NULL;
 }
@@ -769,7 +769,7 @@ restart:
 	} else {
 		spin_unlock(&gl->gl_spin);
 
-		new_gh = gfs2_holder_get(gl, state, LM_FLAG_TRY, GFP_KERNEL);
+		new_gh = gfs2_holder_get(gl, state, LM_FLAG_TRY, GFP_NOFS);
 		if (!new_gh)
 			return;
 		set_bit(HIF_DEMOTE, &new_gh->gh_iflags);
@@ -785,21 +785,6 @@ out:
 		gfs2_holder_put(new_gh);
 }
 
-void gfs2_glock_inode_squish(struct inode *inode)
-{
-	struct gfs2_holder gh;
-	struct gfs2_glock *gl = GFS2_I(inode)->i_gl;
-	gfs2_holder_init(gl, LM_ST_UNLOCKED, 0, &gh);
-	set_bit(HIF_DEMOTE, &gh.gh_iflags);
-	spin_lock(&gl->gl_spin);
-	gfs2_assert(inode->i_sb->s_fs_info, list_empty(&gl->gl_holders));
-	list_add_tail(&gh.gh_list, &gl->gl_waiters2);
-	run_queue(gl);
-	spin_unlock(&gl->gl_spin);
-	wait_for_completion(&gh.gh_wait);
-	gfs2_holder_uninit(&gh);
-}
-
 /**
  * state_change - record that the glock is now in a different state
  * @gl: the glock
@@ -847,12 +832,12 @@ static void xmote_bh(struct gfs2_glock *gl, unsigned int ret)
 
 	if (prev_state != LM_ST_UNLOCKED && !(ret & LM_OUT_CACHEABLE)) {
 		if (glops->go_inval)
-			glops->go_inval(gl, DIO_METADATA | DIO_DATA);
+			glops->go_inval(gl, DIO_METADATA);
 	} else if (gl->gl_state == LM_ST_DEFERRED) {
 		/* We might not want to do this here.
 		   Look at moving to the inode glops. */
 		if (glops->go_inval)
-			glops->go_inval(gl, DIO_DATA);
+			glops->go_inval(gl, 0);
 	}
 
 	/*  Deal with each possible exit condition  */
@@ -954,7 +939,7 @@ void gfs2_glock_xmote_th(struct gfs2_glock *gl, unsigned int state, int flags)
 	gfs2_assert_warn(sdp, state != gl->gl_state);
 
 	if (gl->gl_state == LM_ST_EXCLUSIVE && glops->go_sync)
-		glops->go_sync(gl, DIO_METADATA | DIO_DATA | DIO_RELEASE);
+		glops->go_sync(gl);
 
 	gfs2_glock_hold(gl);
 	gl->gl_req_bh = xmote_bh;
@@ -995,7 +980,7 @@ static void drop_bh(struct gfs2_glock *gl, unsigned int ret)
 	state_change(gl, LM_ST_UNLOCKED);
 
 	if (glops->go_inval)
-		glops->go_inval(gl, DIO_METADATA | DIO_DATA);
+		glops->go_inval(gl, DIO_METADATA);
 
 	if (gh) {
 		spin_lock(&gl->gl_spin);
@@ -1041,7 +1026,7 @@ void gfs2_glock_drop_th(struct gfs2_glock *gl)
 	gfs2_assert_warn(sdp, gl->gl_state != LM_ST_UNLOCKED);
 
 	if (gl->gl_state == LM_ST_EXCLUSIVE && glops->go_sync)
-		glops->go_sync(gl, DIO_METADATA | DIO_DATA | DIO_RELEASE);
+		glops->go_sync(gl);
 
 	gfs2_glock_hold(gl);
 	gl->gl_req_bh = drop_bh;
@@ -1244,9 +1229,6 @@ restart:
 
 	clear_bit(GLF_PREFETCH, &gl->gl_flags);
 
-	if (error == GLR_TRYFAILED && (gh->gh_flags & GL_DUMP))
-		dump_glock(gl);
-
 	return error;
 }
 
@@ -1368,9 +1350,9 @@ static void gfs2_glock_prefetch(struct gfs2_glock *gl, unsigned int state,
 	glops->go_xmote_th(gl, state, flags);
 }
 
-static void greedy_work(void *data)
+static void greedy_work(struct work_struct *work)
 {
-	struct greedy *gr = data;
+	struct greedy *gr = container_of(work, struct greedy, gr_work.work);
 	struct gfs2_holder *gh = &gr->gr_gh;
 	struct gfs2_glock *gl = gh->gh_gl;
 	const struct gfs2_glock_operations *glops = gl->gl_ops;
@@ -1422,7 +1404,7 @@ int gfs2_glock_be_greedy(struct gfs2_glock *gl, unsigned int time)
 
 	gfs2_holder_init(gl, 0, 0, gh);
 	set_bit(HIF_GREEDY, &gh->gh_iflags);
-	INIT_WORK(&gr->gr_work, greedy_work, gr);
+	INIT_DELAYED_WORK(&gr->gr_work, greedy_work);
 
 	set_bit(GLF_SKIP_WAITERS2, &gl->gl_flags);
 	schedule_delayed_work(&gr->gr_work, time);
@@ -1923,7 +1905,7 @@ out:
 
 static void scan_glock(struct gfs2_glock *gl)
 {
-	if (gl->gl_ops == &gfs2_inode_glops)
+	if (gl->gl_ops == &gfs2_inode_glops && gl->gl_object)
 		return;
 
 	if (gfs2_glmutex_trylock(gl)) {
@@ -2078,7 +2060,7 @@ static int dump_inode(struct gfs2_inode *ip)
 	printk(KERN_INFO "    num = %llu %llu\n",
 		    (unsigned long long)ip->i_num.no_formal_ino,
 		    (unsigned long long)ip->i_num.no_addr);
-	printk(KERN_INFO "    type = %u\n", IF2DT(ip->i_di.di_mode));
+	printk(KERN_INFO "    type = %u\n", IF2DT(ip->i_inode.i_mode));
 	printk(KERN_INFO "    i_flags =");
 	for (x = 0; x < 32; x++)
 		if (test_bit(x, &ip->i_flags))
diff --git a/fs/gfs2/glock.h b/fs/gfs2/glock.h
index 2b2a889ee2cc..fb39108fc05c 100644
--- a/fs/gfs2/glock.h
+++ b/fs/gfs2/glock.h
@@ -27,8 +27,6 @@
 #define GL_ATIME		0x00000200
 #define GL_NOCACHE		0x00000400
 #define GL_NOCANCEL		0x00001000
-#define GL_AOP			0x00004000
-#define GL_DUMP			0x00008000
 
 #define GLR_TRYFAILED		13
 #define GLR_CANCELED		14
@@ -108,7 +106,6 @@ void gfs2_glock_dq_uninit_m(unsigned int num_gh, struct gfs2_holder *ghs);
 void gfs2_glock_prefetch_num(struct gfs2_sbd *sdp, u64 number,
 			     const struct gfs2_glock_operations *glops,
 			     unsigned int state, int flags);
-void gfs2_glock_inode_squish(struct inode *inode);
 
 /**
  * gfs2_glock_nq_init - intialize a holder and enqueue it on a glock
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index 41a6b6818a50..b068d10bcb6e 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -92,7 +92,7 @@ static void gfs2_pte_inval(struct gfs2_glock *gl)
 
 	ip = gl->gl_object;
 	inode = &ip->i_inode;
-	if (!ip || !S_ISREG(ip->i_di.di_mode))
+	if (!ip || !S_ISREG(inode->i_mode))
 		return;
 
 	if (!test_bit(GIF_PAGED, &ip->i_flags))
@@ -107,89 +107,20 @@ static void gfs2_pte_inval(struct gfs2_glock *gl)
 }
 
 /**
- * gfs2_page_inval - Invalidate all pages associated with a glock
- * @gl: the glock
- *
- */
-
-static void gfs2_page_inval(struct gfs2_glock *gl)
-{
-	struct gfs2_inode *ip;
-	struct inode *inode;
-
-	ip = gl->gl_object;
-	inode = &ip->i_inode;
-	if (!ip || !S_ISREG(ip->i_di.di_mode))
-		return;
-
-	truncate_inode_pages(inode->i_mapping, 0);
-	gfs2_assert_withdraw(GFS2_SB(&ip->i_inode), !inode->i_mapping->nrpages);
-	clear_bit(GIF_PAGED, &ip->i_flags);
-}
-
-/**
- * gfs2_page_wait - Wait for writeback of data
- * @gl: the glock
- *
- * Syncs data (not metadata) for a regular file.
- * No-op for all other types.
- */
-
-static void gfs2_page_wait(struct gfs2_glock *gl)
-{
-	struct gfs2_inode *ip = gl->gl_object;
-	struct inode *inode = &ip->i_inode;
-	struct address_space *mapping = inode->i_mapping;
-	int error;
-
-	if (!S_ISREG(ip->i_di.di_mode))
-		return;
-
-	error = filemap_fdatawait(mapping);
-
-	/* Put back any errors cleared by filemap_fdatawait()
-	   so they can be caught by someone who can pass them
-	   up to user space. */
-
-	if (error == -ENOSPC)
-		set_bit(AS_ENOSPC, &mapping->flags);
-	else if (error)
-		set_bit(AS_EIO, &mapping->flags);
-
-}
-
-static void gfs2_page_writeback(struct gfs2_glock *gl)
-{
-	struct gfs2_inode *ip = gl->gl_object;
-	struct inode *inode = &ip->i_inode;
-	struct address_space *mapping = inode->i_mapping;
-
-	if (!S_ISREG(ip->i_di.di_mode))
-		return;
-
-	filemap_fdatawrite(mapping);
-}
-
-/**
  * meta_go_sync - sync out the metadata for this glock
  * @gl: the glock
- * @flags: DIO_*
  *
  * Called when demoting or unlocking an EX glock.  We must flush
  * to disk all dirty buffers/pages relating to this glock, and must not
  * not return to caller to demote/unlock the glock until I/O is complete.
  */
 
-static void meta_go_sync(struct gfs2_glock *gl, int flags)
+static void meta_go_sync(struct gfs2_glock *gl)
 {
-	if (!(flags & DIO_METADATA))
-		return;
-
 	if (test_and_clear_bit(GLF_DIRTY, &gl->gl_flags)) {
 		gfs2_log_flush(gl->gl_sbd, gl);
 		gfs2_meta_sync(gl);
-		if (flags & DIO_RELEASE)
-			gfs2_ail_empty_gl(gl);
+		gfs2_ail_empty_gl(gl);
 	}
 
 }
@@ -264,31 +195,31 @@ static void inode_go_drop_th(struct gfs2_glock *gl)
 /**
  * inode_go_sync - Sync the dirty data and/or metadata for an inode glock
  * @gl: the glock protecting the inode
- * @flags:
  *
  */
 
-static void inode_go_sync(struct gfs2_glock *gl, int flags)
+static void inode_go_sync(struct gfs2_glock *gl)
 {
-	int meta = (flags & DIO_METADATA);
-	int data = (flags & DIO_DATA);
+	struct gfs2_inode *ip = gl->gl_object;
+
+	if (ip && !S_ISREG(ip->i_inode.i_mode))
+		ip = NULL;
 
 	if (test_bit(GLF_DIRTY, &gl->gl_flags)) {
-		if (meta && data) {
-			gfs2_page_writeback(gl);
-			gfs2_log_flush(gl->gl_sbd, gl);
-			gfs2_meta_sync(gl);
-			gfs2_page_wait(gl);
-			clear_bit(GLF_DIRTY, &gl->gl_flags);
-		} else if (meta) {
-			gfs2_log_flush(gl->gl_sbd, gl);
-			gfs2_meta_sync(gl);
-		} else if (data) {
-			gfs2_page_writeback(gl);
-			gfs2_page_wait(gl);
+		gfs2_log_flush(gl->gl_sbd, gl);
+		if (ip)
+			filemap_fdatawrite(ip->i_inode.i_mapping);
+		gfs2_meta_sync(gl);
+		if (ip) {
+			struct address_space *mapping = ip->i_inode.i_mapping;
+			int error = filemap_fdatawait(mapping);
+			if (error == -ENOSPC)
+				set_bit(AS_ENOSPC, &mapping->flags);
+			else if (error)
+				set_bit(AS_EIO, &mapping->flags);
 		}
-		if (flags & DIO_RELEASE)
-			gfs2_ail_empty_gl(gl);
+		clear_bit(GLF_DIRTY, &gl->gl_flags);
+		gfs2_ail_empty_gl(gl);
 	}
 }
 
@@ -301,15 +232,20 @@ static void inode_go_sync(struct gfs2_glock *gl, int flags)
 
 static void inode_go_inval(struct gfs2_glock *gl, int flags)
 {
+	struct gfs2_inode *ip = gl->gl_object;
 	int meta = (flags & DIO_METADATA);
-	int data = (flags & DIO_DATA);
 
 	if (meta) {
 		gfs2_meta_inval(gl);
-		gl->gl_vn++;
+		if (ip)
+			set_bit(GIF_INVALID, &ip->i_flags);
+	}
+
+	if (ip && S_ISREG(ip->i_inode.i_mode)) {
+		truncate_inode_pages(ip->i_inode.i_mapping, 0);
+		gfs2_assert_withdraw(GFS2_SB(&ip->i_inode), !ip->i_inode.i_mapping->nrpages);
+		clear_bit(GIF_PAGED, &ip->i_flags);
 	}
-	if (data)
-		gfs2_page_inval(gl);
 }
 
 /**
@@ -351,11 +287,10 @@ static int inode_go_lock(struct gfs2_holder *gh)
 	if (!ip)
 		return 0;
 
-	if (ip->i_vn != gl->gl_vn) {
+	if (test_bit(GIF_INVALID, &ip->i_flags)) {
 		error = gfs2_inode_refresh(ip);
 		if (error)
 			return error;
-		gfs2_inode_attr_in(ip);
 	}
 
 	if ((ip->i_di.di_flags & GFS2_DIF_TRUNC_IN_PROG) &&
@@ -379,11 +314,8 @@ static void inode_go_unlock(struct gfs2_holder *gh)
 	struct gfs2_glock *gl = gh->gh_gl;
 	struct gfs2_inode *ip = gl->gl_object;
 
-	if (ip == NULL)
-		return;
-	if (test_bit(GLF_DIRTY, &gl->gl_flags))
-		gfs2_inode_attr_in(ip);
-	gfs2_meta_cache_flush(ip);
+	if (ip)
+		gfs2_meta_cache_flush(ip);
 }
 
 /**
@@ -491,13 +423,13 @@ static void trans_go_xmote_bh(struct gfs2_glock *gl)
 	struct gfs2_sbd *sdp = gl->gl_sbd;
 	struct gfs2_inode *ip = GFS2_I(sdp->sd_jdesc->jd_inode);
 	struct gfs2_glock *j_gl = ip->i_gl;
-	struct gfs2_log_header head;
+	struct gfs2_log_header_host head;
 	int error;
 
 	if (gl->gl_state != LM_ST_UNLOCKED &&
 	    test_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags)) {
 		gfs2_meta_cache_flush(GFS2_I(sdp->sd_jdesc->jd_inode));
-		j_gl->gl_ops->go_inval(j_gl, DIO_METADATA | DIO_DATA);
+		j_gl->gl_ops->go_inval(j_gl, DIO_METADATA);
 
 		error = gfs2_find_jhead(sdp->sd_jdesc, &head);
 		if (error)
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index 118dc693d111..734421edae85 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -14,8 +14,6 @@
 
 #define DIO_WAIT	0x00000010
 #define DIO_METADATA	0x00000020
-#define DIO_DATA	0x00000040
-#define DIO_RELEASE	0x00000080
 #define DIO_ALL		0x00000100
 
 struct gfs2_log_operations;
@@ -41,7 +39,7 @@ struct gfs2_log_operations {
 	void (*lo_before_commit) (struct gfs2_sbd *sdp);
 	void (*lo_after_commit) (struct gfs2_sbd *sdp, struct gfs2_ail *ai);
 	void (*lo_before_scan) (struct gfs2_jdesc *jd,
-				struct gfs2_log_header *head, int pass);
+				struct gfs2_log_header_host *head, int pass);
 	int (*lo_scan_elements) (struct gfs2_jdesc *jd, unsigned int start,
 				 struct gfs2_log_descriptor *ld, __be64 *ptr,
 				 int pass);
@@ -67,8 +65,8 @@ struct gfs2_rgrpd {
 	struct list_head rd_list_mru;
 	struct list_head rd_recent;	/* Recently used rgrps */
 	struct gfs2_glock *rd_gl;	/* Glock for this rgrp */
-	struct gfs2_rindex rd_ri;
-	struct gfs2_rgrp rd_rg;
+	struct gfs2_rindex_host rd_ri;
+	struct gfs2_rgrp_host rd_rg;
 	u64 rd_rg_vn;
 	struct gfs2_bitmap *rd_bits;
 	unsigned int rd_bh_count;
@@ -103,18 +101,17 @@ struct gfs2_bufdata {
 };
 
 struct gfs2_glock_operations {
-	void (*go_xmote_th) (struct gfs2_glock * gl, unsigned int state,
-			     int flags);
-	void (*go_xmote_bh) (struct gfs2_glock * gl);
-	void (*go_drop_th) (struct gfs2_glock * gl);
-	void (*go_drop_bh) (struct gfs2_glock * gl);
-	void (*go_sync) (struct gfs2_glock * gl, int flags);
-	void (*go_inval) (struct gfs2_glock * gl, int flags);
-	int (*go_demote_ok) (struct gfs2_glock * gl);
-	int (*go_lock) (struct gfs2_holder * gh);
-	void (*go_unlock) (struct gfs2_holder * gh);
-	void (*go_callback) (struct gfs2_glock * gl, unsigned int state);
-	void (*go_greedy) (struct gfs2_glock * gl);
+	void (*go_xmote_th) (struct gfs2_glock *gl, unsigned int state, int flags);
+	void (*go_xmote_bh) (struct gfs2_glock *gl);
+	void (*go_drop_th) (struct gfs2_glock *gl);
+	void (*go_drop_bh) (struct gfs2_glock *gl);
+	void (*go_sync) (struct gfs2_glock *gl);
+	void (*go_inval) (struct gfs2_glock *gl, int flags);
+	int (*go_demote_ok) (struct gfs2_glock *gl);
+	int (*go_lock) (struct gfs2_holder *gh);
+	void (*go_unlock) (struct gfs2_holder *gh);
+	void (*go_callback) (struct gfs2_glock *gl, unsigned int state);
+	void (*go_greedy) (struct gfs2_glock *gl);
 	const int go_type;
 };
 
@@ -217,6 +214,7 @@ struct gfs2_alloc {
 };
 
 enum {
+	GIF_INVALID		= 0,
 	GIF_QD_LOCKED		= 1,
 	GIF_PAGED		= 2,
 	GIF_SW_PAGED		= 3,
@@ -224,12 +222,11 @@ enum {
 
 struct gfs2_inode {
 	struct inode i_inode;
-	struct gfs2_inum i_num;
+	struct gfs2_inum_host i_num;
 
 	unsigned long i_flags;		/* GIF_... */
 
-	u64 i_vn;
-	struct gfs2_dinode i_di; /* To be replaced by ref to block */
+	struct gfs2_dinode_host i_di; /* To be replaced by ref to block */
 
 	struct gfs2_glock *i_gl; /* Move into i_gh? */
 	struct gfs2_holder i_iopen_gh;
@@ -450,7 +447,7 @@ struct gfs2_sbd {
 	struct super_block *sd_vfs_meta;
 	struct kobject sd_kobj;
 	unsigned long sd_flags;	/* SDF_... */
-	struct gfs2_sb sd_sb;
+	struct gfs2_sb_host sd_sb;
 
 	/* Constants computed on mount */
 
@@ -503,8 +500,8 @@ struct gfs2_sbd {
 
 	spinlock_t sd_statfs_spin;
 	struct mutex sd_statfs_mutex;
-	struct gfs2_statfs_change sd_statfs_master;
-	struct gfs2_statfs_change sd_statfs_local;
+	struct gfs2_statfs_change_host sd_statfs_master;
+	struct gfs2_statfs_change_host sd_statfs_local;
 	unsigned long sd_statfs_sync_time;
 
 	/* Resource group stuff */
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index d470e5286ecd..d122074c45e1 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -38,83 +38,12 @@
 #include "trans.h"
 #include "util.h"
 
-/**
- * gfs2_inode_attr_in - Copy attributes from the dinode into the VFS inode
- * @ip: The GFS2 inode (with embedded disk inode data)
- * @inode:  The Linux VFS inode
- *
- */
-
-void gfs2_inode_attr_in(struct gfs2_inode *ip)
-{
-	struct inode *inode = &ip->i_inode;
-	struct gfs2_dinode *di = &ip->i_di;
-
-	inode->i_ino = ip->i_num.no_addr;
-
-	switch (di->di_mode & S_IFMT) {
-	case S_IFBLK:
-	case S_IFCHR:
-		inode->i_rdev = MKDEV(di->di_major, di->di_minor);
-		break;
-	default:
-		inode->i_rdev = 0;
-		break;
-	};
-
-	inode->i_mode = di->di_mode;
-	inode->i_nlink = di->di_nlink;
-	inode->i_uid = di->di_uid;
-	inode->i_gid = di->di_gid;
-	i_size_write(inode, di->di_size);
-	inode->i_atime.tv_sec = di->di_atime;
-	inode->i_mtime.tv_sec = di->di_mtime;
-	inode->i_ctime.tv_sec = di->di_ctime;
-	inode->i_atime.tv_nsec = 0;
-	inode->i_mtime.tv_nsec = 0;
-	inode->i_ctime.tv_nsec = 0;
-	inode->i_blocks = di->di_blocks <<
-		(GFS2_SB(inode)->sd_sb.sb_bsize_shift - GFS2_BASIC_BLOCK_SHIFT);
-
-	if (di->di_flags & GFS2_DIF_IMMUTABLE)
-		inode->i_flags |= S_IMMUTABLE;
-	else
-		inode->i_flags &= ~S_IMMUTABLE;
-
-	if (di->di_flags & GFS2_DIF_APPENDONLY)
-		inode->i_flags |= S_APPEND;
-	else
-		inode->i_flags &= ~S_APPEND;
-}
-
-/**
- * gfs2_inode_attr_out - Copy attributes from VFS inode into the dinode
- * @ip: The GFS2 inode
- *
- * Only copy out the attributes that we want the VFS layer
- * to be able to modify.
- */
-
-void gfs2_inode_attr_out(struct gfs2_inode *ip)
-{
-	struct inode *inode = &ip->i_inode;
-	struct gfs2_dinode *di = &ip->i_di;
-	gfs2_assert_withdraw(GFS2_SB(inode),
-		(di->di_mode & S_IFMT) == (inode->i_mode & S_IFMT));
-	di->di_mode = inode->i_mode;
-	di->di_uid = inode->i_uid;
-	di->di_gid = inode->i_gid;
-	di->di_atime = inode->i_atime.tv_sec;
-	di->di_mtime = inode->i_mtime.tv_sec;
-	di->di_ctime = inode->i_ctime.tv_sec;
-}
-
 static int iget_test(struct inode *inode, void *opaque)
 {
 	struct gfs2_inode *ip = GFS2_I(inode);
-	struct gfs2_inum *inum = opaque;
+	struct gfs2_inum_host *inum = opaque;
 
-	if (ip && ip->i_num.no_addr == inum->no_addr)
+	if (ip->i_num.no_addr == inum->no_addr)
 		return 1;
 
 	return 0;
@@ -123,19 +52,20 @@ static int iget_test(struct inode *inode, void *opaque)
 static int iget_set(struct inode *inode, void *opaque)
 {
 	struct gfs2_inode *ip = GFS2_I(inode);
-	struct gfs2_inum *inum = opaque;
+	struct gfs2_inum_host *inum = opaque;
 
 	ip->i_num = *inum;
+	inode->i_ino = inum->no_addr;
 	return 0;
 }
 
-struct inode *gfs2_ilookup(struct super_block *sb, struct gfs2_inum *inum)
+struct inode *gfs2_ilookup(struct super_block *sb, struct gfs2_inum_host *inum)
 {
 	return ilookup5(sb, (unsigned long)inum->no_formal_ino,
 			iget_test, inum);
 }
 
-static struct inode *gfs2_iget(struct super_block *sb, struct gfs2_inum *inum)
+static struct inode *gfs2_iget(struct super_block *sb, struct gfs2_inum_host *inum)
 {
 	return iget5_locked(sb, (unsigned long)inum->no_formal_ino,
 		     iget_test, iget_set, inum);
@@ -150,7 +80,7 @@ static struct inode *gfs2_iget(struct super_block *sb, struct gfs2_inum *inum)
  * Returns: A VFS inode, or an error
  */
 
-struct inode *gfs2_inode_lookup(struct super_block *sb, struct gfs2_inum *inum, unsigned int type)
+struct inode *gfs2_inode_lookup(struct super_block *sb, struct gfs2_inum_host *inum, unsigned int type)
 {
 	struct inode *inode = gfs2_iget(sb, inum);
 	struct gfs2_inode *ip = GFS2_I(inode);
@@ -188,7 +118,7 @@ struct inode *gfs2_inode_lookup(struct super_block *sb, struct gfs2_inum *inum,
 		if (unlikely(error))
 			goto fail_put;
 
-		ip->i_vn = ip->i_gl->gl_vn - 1;
+		set_bit(GIF_INVALID, &ip->i_flags);
 		error = gfs2_glock_nq_init(io_gl, LM_ST_SHARED, GL_EXACT, &ip->i_iopen_gh);
 		if (unlikely(error))
 			goto fail_iopen;
@@ -208,6 +138,63 @@ fail:
 	return ERR_PTR(error);
 }
 
+static int gfs2_dinode_in(struct gfs2_inode *ip, const void *buf)
+{
+	struct gfs2_dinode_host *di = &ip->i_di;
+	const struct gfs2_dinode *str = buf;
+
+	if (ip->i_num.no_addr != be64_to_cpu(str->di_num.no_addr)) {
+		if (gfs2_consist_inode(ip))
+			gfs2_dinode_print(ip);
+		return -EIO;
+	}
+	if (ip->i_num.no_formal_ino != be64_to_cpu(str->di_num.no_formal_ino))
+		return -ESTALE;
+
+	ip->i_inode.i_mode = be32_to_cpu(str->di_mode);
+	ip->i_inode.i_rdev = 0;
+	switch (ip->i_inode.i_mode & S_IFMT) {
+	case S_IFBLK:
+	case S_IFCHR:
+		ip->i_inode.i_rdev = MKDEV(be32_to_cpu(str->di_major),
+					   be32_to_cpu(str->di_minor));
+		break;
+	};
+
+	ip->i_inode.i_uid = be32_to_cpu(str->di_uid);
+	ip->i_inode.i_gid = be32_to_cpu(str->di_gid);
+	/*
+	 * We will need to review setting the nlink count here in the
+	 * light of the forthcoming ro bind mount work. This is a reminder
+	 * to do that.
+	 */
+	ip->i_inode.i_nlink = be32_to_cpu(str->di_nlink);
+	di->di_size = be64_to_cpu(str->di_size);
+	i_size_write(&ip->i_inode, di->di_size);
+	di->di_blocks = be64_to_cpu(str->di_blocks);
+	gfs2_set_inode_blocks(&ip->i_inode);
+	ip->i_inode.i_atime.tv_sec = be64_to_cpu(str->di_atime);
+	ip->i_inode.i_atime.tv_nsec = 0;
+	ip->i_inode.i_mtime.tv_sec = be64_to_cpu(str->di_mtime);
+	ip->i_inode.i_mtime.tv_nsec = 0;
+	ip->i_inode.i_ctime.tv_sec = be64_to_cpu(str->di_ctime);
+	ip->i_inode.i_ctime.tv_nsec = 0;
+
+	di->di_goal_meta = be64_to_cpu(str->di_goal_meta);
+	di->di_goal_data = be64_to_cpu(str->di_goal_data);
+	di->di_generation = be64_to_cpu(str->di_generation);
+
+	di->di_flags = be32_to_cpu(str->di_flags);
+	gfs2_set_inode_flags(&ip->i_inode);
+	di->di_height = be16_to_cpu(str->di_height);
+
+	di->di_depth = be16_to_cpu(str->di_depth);
+	di->di_entries = be32_to_cpu(str->di_entries);
+
+	di->di_eattr = be64_to_cpu(str->di_eattr);
+	return 0;
+}
+
 /**
  * gfs2_inode_refresh - Refresh the incore copy of the dinode
  * @ip: The GFS2 inode
@@ -229,21 +216,11 @@ int gfs2_inode_refresh(struct gfs2_inode *ip)
 		return -EIO;
 	}
 
-	gfs2_dinode_in(&ip->i_di, dibh->b_data);
-
+	error = gfs2_dinode_in(ip, dibh->b_data);
 	brelse(dibh);
+	clear_bit(GIF_INVALID, &ip->i_flags);
 
-	if (ip->i_num.no_addr != ip->i_di.di_num.no_addr) {
-		if (gfs2_consist_inode(ip))
-			gfs2_dinode_print(&ip->i_di);
-		return -EIO;
-	}
-	if (ip->i_num.no_formal_ino != ip->i_di.di_num.no_formal_ino)
-		return -ESTALE;
-
-	ip->i_vn = ip->i_gl->gl_vn;
-
-	return 0;
+	return error;
 }
 
 int gfs2_dinode_dealloc(struct gfs2_inode *ip)
@@ -255,7 +232,7 @@ int gfs2_dinode_dealloc(struct gfs2_inode *ip)
 
 	if (ip->i_di.di_blocks != 1) {
 		if (gfs2_consist_inode(ip))
-			gfs2_dinode_print(&ip->i_di);
+			gfs2_dinode_print(ip);
 		return -EIO;
 	}
 
@@ -318,14 +295,14 @@ int gfs2_change_nlink(struct gfs2_inode *ip, int diff)
 	u32 nlink;
 	int error;
 
-	BUG_ON(ip->i_di.di_nlink != ip->i_inode.i_nlink);
-	nlink = ip->i_di.di_nlink + diff;
+	BUG_ON(diff != 1 && diff != -1);
+	nlink = ip->i_inode.i_nlink + diff;
 
 	/* If we are reducing the nlink count, but the new value ends up being
 	   bigger than the old one, we must have underflowed. */
-	if (diff < 0 && nlink > ip->i_di.di_nlink) {
+	if (diff < 0 && nlink > ip->i_inode.i_nlink) {
 		if (gfs2_consist_inode(ip))
-			gfs2_dinode_print(&ip->i_di);
+			gfs2_dinode_print(ip);
 		return -EIO;
 	}
 
@@ -333,16 +310,19 @@ int gfs2_change_nlink(struct gfs2_inode *ip, int diff)
 	if (error)
 		return error;
 
-	ip->i_di.di_nlink = nlink;
-	ip->i_di.di_ctime = get_seconds();
-	ip->i_inode.i_nlink = nlink;
+	if (diff > 0)
+		inc_nlink(&ip->i_inode);
+	else
+		drop_nlink(&ip->i_inode);
+
+	ip->i_inode.i_ctime.tv_sec = get_seconds();
 
 	gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-	gfs2_dinode_out(&ip->i_di, dibh->b_data);
+	gfs2_dinode_out(ip, dibh->b_data);
 	brelse(dibh);
 	mark_inode_dirty(&ip->i_inode);
 
-	if (ip->i_di.di_nlink == 0) {
+	if (ip->i_inode.i_nlink == 0) {
 		struct gfs2_rgrpd *rgd;
 		struct gfs2_holder ri_gh, rg_gh;
 
@@ -357,7 +337,6 @@ int gfs2_change_nlink(struct gfs2_inode *ip, int diff)
 		if (error)
 			goto out_norgrp;
 
-		clear_nlink(&ip->i_inode);
 		gfs2_unlink_di(&ip->i_inode); /* mark inode unlinked */
 		gfs2_glock_dq_uninit(&rg_gh);
 out_norgrp:
@@ -394,7 +373,7 @@ struct inode *gfs2_lookupi(struct inode *dir, const struct qstr *name,
 	struct super_block *sb = dir->i_sb;
 	struct gfs2_inode *dip = GFS2_I(dir);
 	struct gfs2_holder d_gh;
-	struct gfs2_inum inum;
+	struct gfs2_inum_host inum;
 	unsigned int type;
 	int error = 0;
 	struct inode *inode = NULL;
@@ -436,7 +415,7 @@ static int pick_formal_ino_1(struct gfs2_sbd *sdp, u64 *formal_ino)
 {
 	struct gfs2_inode *ip = GFS2_I(sdp->sd_ir_inode);
 	struct buffer_head *bh;
-	struct gfs2_inum_range ir;
+	struct gfs2_inum_range_host ir;
 	int error;
 
 	error = gfs2_trans_begin(sdp, RES_DINODE, 0);
@@ -479,7 +458,7 @@ static int pick_formal_ino_2(struct gfs2_sbd *sdp, u64 *formal_ino)
 	struct gfs2_inode *m_ip = GFS2_I(sdp->sd_inum_inode);
 	struct gfs2_holder gh;
 	struct buffer_head *bh;
-	struct gfs2_inum_range ir;
+	struct gfs2_inum_range_host ir;
 	int error;
 
 	error = gfs2_glock_nq_init(m_ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
@@ -500,21 +479,22 @@ static int pick_formal_ino_2(struct gfs2_sbd *sdp, u64 *formal_ino)
 	if (!ir.ir_length) {
 		struct buffer_head *m_bh;
 		u64 x, y;
+		__be64 z;
 
 		error = gfs2_meta_inode_buffer(m_ip, &m_bh);
 		if (error)
 			goto out_brelse;
 
-		x = *(u64 *)(m_bh->b_data + sizeof(struct gfs2_dinode));
-		x = y = be64_to_cpu(x);
+		z = *(__be64 *)(m_bh->b_data + sizeof(struct gfs2_dinode));
+		x = y = be64_to_cpu(z);
 		ir.ir_start = x;
 		ir.ir_length = GFS2_INUM_QUANTUM;
 		x += GFS2_INUM_QUANTUM;
 		if (x < y)
 			gfs2_consist_inode(m_ip);
-		x = cpu_to_be64(x);
+		z = cpu_to_be64(x);
 		gfs2_trans_add_bh(m_ip->i_gl, m_bh, 1);
-		*(u64 *)(m_bh->b_data + sizeof(struct gfs2_dinode)) = x;
+		*(__be64 *)(m_bh->b_data + sizeof(struct gfs2_dinode)) = z;
 
 		brelse(m_bh);
 	}
@@ -567,7 +547,7 @@ static int create_ok(struct gfs2_inode *dip, const struct qstr *name,
 		return error;
 
 	/*  Don't create entries in an unlinked directory  */
-	if (!dip->i_di.di_nlink)
+	if (!dip->i_inode.i_nlink)
 		return -EPERM;
 
 	error = gfs2_dir_search(&dip->i_inode, name, NULL, NULL);
@@ -583,7 +563,7 @@ static int create_ok(struct gfs2_inode *dip, const struct qstr *name,
 
 	if (dip->i_di.di_entries == (u32)-1)
 		return -EFBIG;
-	if (S_ISDIR(mode) && dip->i_di.di_nlink == (u32)-1)
+	if (S_ISDIR(mode) && dip->i_inode.i_nlink == (u32)-1)
 		return -EMLINK;
 
 	return 0;
@@ -593,24 +573,24 @@ static void munge_mode_uid_gid(struct gfs2_inode *dip, unsigned int *mode,
 			       unsigned int *uid, unsigned int *gid)
 {
 	if (GFS2_SB(&dip->i_inode)->sd_args.ar_suiddir &&
-	    (dip->i_di.di_mode & S_ISUID) && dip->i_di.di_uid) {
+	    (dip->i_inode.i_mode & S_ISUID) && dip->i_inode.i_uid) {
 		if (S_ISDIR(*mode))
 			*mode |= S_ISUID;
-		else if (dip->i_di.di_uid != current->fsuid)
+		else if (dip->i_inode.i_uid != current->fsuid)
 			*mode &= ~07111;
-		*uid = dip->i_di.di_uid;
+		*uid = dip->i_inode.i_uid;
 	} else
 		*uid = current->fsuid;
 
-	if (dip->i_di.di_mode & S_ISGID) {
+	if (dip->i_inode.i_mode & S_ISGID) {
 		if (S_ISDIR(*mode))
 			*mode |= S_ISGID;
-		*gid = dip->i_di.di_gid;
+		*gid = dip->i_inode.i_gid;
 	} else
 		*gid = current->fsgid;
 }
 
-static int alloc_dinode(struct gfs2_inode *dip, struct gfs2_inum *inum,
+static int alloc_dinode(struct gfs2_inode *dip, struct gfs2_inum_host *inum,
 			u64 *generation)
 {
 	struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
@@ -650,9 +630,9 @@ out:
  */
 
 static void init_dinode(struct gfs2_inode *dip, struct gfs2_glock *gl,
-			const struct gfs2_inum *inum, unsigned int mode,
+			const struct gfs2_inum_host *inum, unsigned int mode,
 			unsigned int uid, unsigned int gid,
-			const u64 *generation)
+			const u64 *generation, dev_t dev)
 {
 	struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
 	struct gfs2_dinode *di;
@@ -669,14 +649,15 @@ static void init_dinode(struct gfs2_inode *dip, struct gfs2_glock *gl,
 	di->di_mode = cpu_to_be32(mode);
 	di->di_uid = cpu_to_be32(uid);
 	di->di_gid = cpu_to_be32(gid);
-	di->di_nlink = cpu_to_be32(0);
-	di->di_size = cpu_to_be64(0);
+	di->di_nlink = 0;
+	di->di_size = 0;
 	di->di_blocks = cpu_to_be64(1);
 	di->di_atime = di->di_mtime = di->di_ctime = cpu_to_be64(get_seconds());
-	di->di_major = di->di_minor = cpu_to_be32(0);
+	di->di_major = cpu_to_be32(MAJOR(dev));
+	di->di_minor = cpu_to_be32(MINOR(dev));
 	di->di_goal_meta = di->di_goal_data = cpu_to_be64(inum->no_addr);
 	di->di_generation = cpu_to_be64(*generation);
-	di->di_flags = cpu_to_be32(0);
+	di->di_flags = 0;
 
 	if (S_ISREG(mode)) {
 		if ((dip->i_di.di_flags & GFS2_DIF_INHERIT_JDATA) ||
@@ -693,22 +674,22 @@ static void init_dinode(struct gfs2_inode *dip, struct gfs2_glock *gl,
 	}
 
 	di->__pad1 = 0;
-	di->di_payload_format = cpu_to_be32(0);
-	di->di_height = cpu_to_be32(0);
+	di->di_payload_format = cpu_to_be32(S_ISDIR(mode) ? GFS2_FORMAT_DE : 0);
+	di->di_height = 0;
 	di->__pad2 = 0;
 	di->__pad3 = 0;
-	di->di_depth = cpu_to_be16(0);
-	di->di_entries = cpu_to_be32(0);
+	di->di_depth = 0;
+	di->di_entries = 0;
 	memset(&di->__pad4, 0, sizeof(di->__pad4));
-	di->di_eattr = cpu_to_be64(0);
+	di->di_eattr = 0;
 	memset(&di->di_reserved, 0, sizeof(di->di_reserved));
 
 	brelse(dibh);
 }
 
 static int make_dinode(struct gfs2_inode *dip, struct gfs2_glock *gl,
-		       unsigned int mode, const struct gfs2_inum *inum,
-		       const u64 *generation)
+		       unsigned int mode, const struct gfs2_inum_host *inum,
+		       const u64 *generation, dev_t dev)
 {
 	struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
 	unsigned int uid, gid;
@@ -729,7 +710,7 @@ static int make_dinode(struct gfs2_inode *dip, struct gfs2_glock *gl,
 	if (error)
 		goto out_quota;
 
-	init_dinode(dip, gl, inum, mode, uid, gid, generation);
+	init_dinode(dip, gl, inum, mode, uid, gid, generation, dev);
 	gfs2_quota_change(dip, +1, uid, gid);
 	gfs2_trans_end(sdp);
 
@@ -759,8 +740,7 @@ static int link_dinode(struct gfs2_inode *dip, const struct qstr *name,
 	if (alloc_required < 0)
 		goto fail;
 	if (alloc_required) {
-		error = gfs2_quota_check(dip, dip->i_di.di_uid,
-					 dip->i_di.di_gid);
+		error = gfs2_quota_check(dip, dip->i_inode.i_uid, dip->i_inode.i_gid);
 		if (error)
 			goto fail_quota_locks;
 
@@ -782,16 +762,16 @@ static int link_dinode(struct gfs2_inode *dip, const struct qstr *name,
 			goto fail_quota_locks;
 	}
 
-	error = gfs2_dir_add(&dip->i_inode, name, &ip->i_num, IF2DT(ip->i_di.di_mode));
+	error = gfs2_dir_add(&dip->i_inode, name, &ip->i_num, IF2DT(ip->i_inode.i_mode));
 	if (error)
 		goto fail_end_trans;
 
 	error = gfs2_meta_inode_buffer(ip, &dibh);
 	if (error)
 		goto fail_end_trans;
-	ip->i_di.di_nlink = 1;
+	ip->i_inode.i_nlink = 1;
 	gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-	gfs2_dinode_out(&ip->i_di, dibh->b_data);
+	gfs2_dinode_out(ip, dibh->b_data);
 	brelse(dibh);
 	return 0;
 
@@ -860,13 +840,13 @@ static int gfs2_security_init(struct gfs2_inode *dip, struct gfs2_inode *ip)
  */
 
 struct inode *gfs2_createi(struct gfs2_holder *ghs, const struct qstr *name,
-			   unsigned int mode)
+			   unsigned int mode, dev_t dev)
 {
 	struct inode *inode;
 	struct gfs2_inode *dip = ghs->gh_gl->gl_object;
 	struct inode *dir = &dip->i_inode;
 	struct gfs2_sbd *sdp = GFS2_SB(&dip->i_inode);
-	struct gfs2_inum inum;
+	struct gfs2_inum_host inum;
 	int error;
 	u64 generation;
 
@@ -890,35 +870,12 @@ struct inode *gfs2_createi(struct gfs2_holder *ghs, const struct qstr *name,
 	if (error)
 		goto fail_gunlock;
 
-	if (inum.no_addr < dip->i_num.no_addr) {
-		gfs2_glock_dq(ghs);
-
-		error = gfs2_glock_nq_num(sdp, inum.no_addr,
-					  &gfs2_inode_glops, LM_ST_EXCLUSIVE,
-					  GL_SKIP, ghs + 1);
-		if (error) {
-			return ERR_PTR(error);
-		}
-
-		gfs2_holder_reinit(LM_ST_EXCLUSIVE, 0, ghs);
-		error = gfs2_glock_nq(ghs);
-		if (error) {
-			gfs2_glock_dq_uninit(ghs + 1);
-			return ERR_PTR(error);
-		}
-
-		error = create_ok(dip, name, mode);
-		if (error)
-			goto fail_gunlock2;
-	} else {
-		error = gfs2_glock_nq_num(sdp, inum.no_addr,
-					  &gfs2_inode_glops, LM_ST_EXCLUSIVE,
-					  GL_SKIP, ghs + 1);
-		if (error)
-			goto fail_gunlock;
-	}
+	error = gfs2_glock_nq_num(sdp, inum.no_addr, &gfs2_inode_glops,
+				  LM_ST_EXCLUSIVE, GL_SKIP, ghs + 1);
+	if (error)
+		goto fail_gunlock;
 
-	error = make_dinode(dip, ghs[1].gh_gl, mode, &inum, &generation);
+	error = make_dinode(dip, ghs[1].gh_gl, mode, &inum, &generation, dev);
 	if (error)
 		goto fail_gunlock2;
 
@@ -975,7 +932,7 @@ int gfs2_rmdiri(struct gfs2_inode *dip, const struct qstr *name,
 
 	if (ip->i_di.di_entries != 2) {
 		if (gfs2_consist_inode(ip))
-			gfs2_dinode_print(&ip->i_di);
+			gfs2_dinode_print(ip);
 		return -EIO;
 	}
 
@@ -997,7 +954,12 @@ int gfs2_rmdiri(struct gfs2_inode *dip, const struct qstr *name,
 	if (error)
 		return error;
 
-	error = gfs2_change_nlink(ip, -2);
+	/* It looks odd, but it really should be done twice */
+	error = gfs2_change_nlink(ip, -1);
+	if (error)
+		return error;
+
+	error = gfs2_change_nlink(ip, -1);
 	if (error)
 		return error;
 
@@ -1018,16 +980,16 @@ int gfs2_rmdiri(struct gfs2_inode *dip, const struct qstr *name,
 int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name,
 		   struct gfs2_inode *ip)
 {
-	struct gfs2_inum inum;
+	struct gfs2_inum_host inum;
 	unsigned int type;
 	int error;
 
 	if (IS_IMMUTABLE(&ip->i_inode) || IS_APPEND(&ip->i_inode))
 		return -EPERM;
 
-	if ((dip->i_di.di_mode & S_ISVTX) &&
-	    dip->i_di.di_uid != current->fsuid &&
-	    ip->i_di.di_uid != current->fsuid && !capable(CAP_FOWNER))
+	if ((dip->i_inode.i_mode & S_ISVTX) &&
+	    dip->i_inode.i_uid != current->fsuid &&
+	    ip->i_inode.i_uid != current->fsuid && !capable(CAP_FOWNER))
 		return -EPERM;
 
 	if (IS_APPEND(&dip->i_inode))
@@ -1044,7 +1006,7 @@ int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name,
 	if (!gfs2_inum_equal(&inum, &ip->i_num))
 		return -ENOENT;
 
-	if (IF2DT(ip->i_di.di_mode) != type) {
+	if (IF2DT(ip->i_inode.i_mode) != type) {
 		gfs2_consist_inode(dip);
 		return -EIO;
 	}
@@ -1194,7 +1156,7 @@ int gfs2_glock_nq_atime(struct gfs2_holder *gh)
 		return 0;
 
 	curtime = get_seconds();
-	if (curtime - ip->i_di.di_atime >= quantum) {
+	if (curtime - ip->i_inode.i_atime.tv_sec >= quantum) {
 		gfs2_glock_dq(gh);
 		gfs2_holder_reinit(LM_ST_EXCLUSIVE, gh->gh_flags & ~LM_FLAG_ANY,
 				   gh);
@@ -1206,7 +1168,7 @@ int gfs2_glock_nq_atime(struct gfs2_holder *gh)
 		   trying to get exclusive lock. */
 
 		curtime = get_seconds();
-		if (curtime - ip->i_di.di_atime >= quantum) {
+		if (curtime - ip->i_inode.i_atime.tv_sec >= quantum) {
 			struct buffer_head *dibh;
 			struct gfs2_dinode *di;
 
@@ -1220,11 +1182,11 @@ int gfs2_glock_nq_atime(struct gfs2_holder *gh)
 			if (error)
 				goto fail_end_trans;
 
-			ip->i_di.di_atime = curtime;
+			ip->i_inode.i_atime.tv_sec = curtime;
 
 			gfs2_trans_add_bh(ip->i_gl, dibh, 1);
 			di = (struct gfs2_dinode *)dibh->b_data;
-			di->di_atime = cpu_to_be64(ip->i_di.di_atime);
+			di->di_atime = cpu_to_be64(ip->i_inode.i_atime.tv_sec);
 			brelse(dibh);
 
 			gfs2_trans_end(sdp);
@@ -1249,92 +1211,6 @@ fail:
 	return error;
 }
 
-/**
- * glock_compare_atime - Compare two struct gfs2_glock structures for sort
- * @arg_a: the first structure
- * @arg_b: the second structure
- *
- * Returns: 1 if A > B
- *         -1 if A < B
- *          0 if A == B
- */
-
-static int glock_compare_atime(const void *arg_a, const void *arg_b)
-{
-	const struct gfs2_holder *gh_a = *(const struct gfs2_holder **)arg_a;
-	const struct gfs2_holder *gh_b = *(const struct gfs2_holder **)arg_b;
-	const struct lm_lockname *a = &gh_a->gh_gl->gl_name;
-	const struct lm_lockname *b = &gh_b->gh_gl->gl_name;
-
-	if (a->ln_number > b->ln_number)
-		return 1;
-	if (a->ln_number < b->ln_number)
-		return -1;
-	if (gh_a->gh_state == LM_ST_SHARED && gh_b->gh_state == LM_ST_EXCLUSIVE)
-		return 1;
-	if (gh_a->gh_state == LM_ST_SHARED && (gh_b->gh_flags & GL_ATIME))
-		return 1;
-
-	return 0;
-}
-
-/**
- * gfs2_glock_nq_m_atime - acquire multiple glocks where one may need an
- *      atime update
- * @num_gh: the number of structures
- * @ghs: an array of struct gfs2_holder structures
- *
- * Returns: 0 on success (all glocks acquired),
- *          errno on failure (no glocks acquired)
- */
-
-int gfs2_glock_nq_m_atime(unsigned int num_gh, struct gfs2_holder *ghs)
-{
-	struct gfs2_holder **p;
-	unsigned int x;
-	int error = 0;
-
-	if (!num_gh)
-		return 0;
-
-	if (num_gh == 1) {
-		ghs->gh_flags &= ~(LM_FLAG_TRY | GL_ASYNC);
-		if (ghs->gh_flags & GL_ATIME)
-			error = gfs2_glock_nq_atime(ghs);
-		else
-			error = gfs2_glock_nq(ghs);
-		return error;
-	}
-
-	p = kcalloc(num_gh, sizeof(struct gfs2_holder *), GFP_KERNEL);
-	if (!p)
-		return -ENOMEM;
-
-	for (x = 0; x < num_gh; x++)
-		p[x] = &ghs[x];
-
-	sort(p, num_gh, sizeof(struct gfs2_holder *), glock_compare_atime,NULL);
-
-	for (x = 0; x < num_gh; x++) {
-		p[x]->gh_flags &= ~(LM_FLAG_TRY | GL_ASYNC);
-
-		if (p[x]->gh_flags & GL_ATIME)
-			error = gfs2_glock_nq_atime(p[x]);
-		else
-			error = gfs2_glock_nq(p[x]);
-
-		if (error) {
-			while (x--)
-				gfs2_glock_dq(p[x]);
-			break;
-		}
-	}
-
-	kfree(p);
-	return error;
-}
-
-
 static int
 __gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr)
 {
@@ -1345,10 +1221,8 @@ __gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr)
 	if (!error) {
 		error = inode_setattr(&ip->i_inode, attr);
 		gfs2_assert_warn(GFS2_SB(&ip->i_inode), !error);
-		gfs2_inode_attr_out(ip);
-
 		gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		brelse(dibh);
 	}
 	return error;
diff --git a/fs/gfs2/inode.h b/fs/gfs2/inode.h
index f5d861760579..b57f448b15bc 100644
--- a/fs/gfs2/inode.h
+++ b/fs/gfs2/inode.h
@@ -22,13 +22,19 @@ static inline int gfs2_is_jdata(struct gfs2_inode *ip)
 
 static inline int gfs2_is_dir(struct gfs2_inode *ip)
 {
-	return S_ISDIR(ip->i_di.di_mode);
+	return S_ISDIR(ip->i_inode.i_mode);
+}
+
+static inline void gfs2_set_inode_blocks(struct inode *inode)
+{
+	struct gfs2_inode *ip = GFS2_I(inode);
+	inode->i_blocks = ip->i_di.di_blocks <<
+		(GFS2_SB(inode)->sd_sb.sb_bsize_shift - GFS2_BASIC_BLOCK_SHIFT);
 }
 
 void gfs2_inode_attr_in(struct gfs2_inode *ip);
-void gfs2_inode_attr_out(struct gfs2_inode *ip);
-struct inode *gfs2_inode_lookup(struct super_block *sb, struct gfs2_inum *inum, unsigned type);
-struct inode *gfs2_ilookup(struct super_block *sb, struct gfs2_inum *inum);
+struct inode *gfs2_inode_lookup(struct super_block *sb, struct gfs2_inum_host *inum, unsigned type);
+struct inode *gfs2_ilookup(struct super_block *sb, struct gfs2_inum_host *inum);
 
 int gfs2_inode_refresh(struct gfs2_inode *ip);
 
@@ -37,19 +43,15 @@ int gfs2_change_nlink(struct gfs2_inode *ip, int diff);
 struct inode *gfs2_lookupi(struct inode *dir, const struct qstr *name,
 			   int is_root, struct nameidata *nd);
 struct inode *gfs2_createi(struct gfs2_holder *ghs, const struct qstr *name,
-			   unsigned int mode);
+			   unsigned int mode, dev_t dev);
 int gfs2_rmdiri(struct gfs2_inode *dip, const struct qstr *name,
 		struct gfs2_inode *ip);
 int gfs2_unlink_ok(struct gfs2_inode *dip, const struct qstr *name,
 		   struct gfs2_inode *ip);
 int gfs2_ok_to_move(struct gfs2_inode *this, struct gfs2_inode *to);
 int gfs2_readlinki(struct gfs2_inode *ip, char **buf, unsigned int *len);
-
 int gfs2_glock_nq_atime(struct gfs2_holder *gh);
-int gfs2_glock_nq_m_atime(unsigned int num_gh, struct gfs2_holder *ghs);
-
 int gfs2_setattr_simple(struct gfs2_inode *ip, struct iattr *attr);
-
 struct inode *gfs2_lookup_simple(struct inode *dip, const char *name);
 
 #endif /* __INODE_DOT_H__ */
diff --git a/fs/gfs2/locking/dlm/plock.c b/fs/gfs2/locking/dlm/plock.c
index 7365aec9511b..3799f19b282f 100644
--- a/fs/gfs2/locking/dlm/plock.c
+++ b/fs/gfs2/locking/dlm/plock.c
@@ -8,6 +8,7 @@
 
 #include <linux/miscdevice.h>
 #include <linux/lock_dlm_plock.h>
+#include <linux/poll.h>
 
 #include "lock_dlm.h"
 
diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index 0cace3da9dbb..291415ddfe51 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -15,6 +15,7 @@
 #include <linux/gfs2_ondisk.h>
 #include <linux/crc32.h>
 #include <linux/lm_interface.h>
+#include <linux/delay.h>
 
 #include "gfs2.h"
 #include "incore.h"
@@ -142,7 +143,7 @@ static int gfs2_ail1_empty_one(struct gfs2_sbd *sdp, struct gfs2_ail *ai, int fl
 	return list_empty(&ai->ai_ail1_list);
 }
 
-void gfs2_ail1_start(struct gfs2_sbd *sdp, int flags)
+static void gfs2_ail1_start(struct gfs2_sbd *sdp, int flags)
 {
 	struct list_head *head = &sdp->sd_ail1_list;
 	u64 sync_gen;
@@ -261,6 +262,12 @@ static void ail2_empty(struct gfs2_sbd *sdp, unsigned int new_tail)
  * @sdp: The GFS2 superblock
  * @blks: The number of blocks to reserve
  *
+ * Note that we never give out the last 6 blocks of the journal. Thats
+ * due to the fact that there is are a small number of header blocks
+ * associated with each log flush. The exact number can't be known until
+ * flush time, so we ensure that we have just enough free blocks at all
+ * times to avoid running out during a log flush.
+ *
  * Returns: errno
  */
 
@@ -274,7 +281,7 @@ int gfs2_log_reserve(struct gfs2_sbd *sdp, unsigned int blks)
 
 	mutex_lock(&sdp->sd_log_reserve_mutex);
 	gfs2_log_lock(sdp);
-	while(sdp->sd_log_blks_free <= blks) {
+	while(sdp->sd_log_blks_free <= (blks + 6)) {
 		gfs2_log_unlock(sdp);
 		gfs2_ail1_empty(sdp, 0);
 		gfs2_log_flush(sdp, NULL);
@@ -319,7 +326,8 @@ static u64 log_bmap(struct gfs2_sbd *sdp, unsigned int lbn)
 	bh_map.b_size = 1 << inode->i_blkbits;
 	error = gfs2_block_map(inode, lbn, 0, &bh_map);
 	if (error || !bh_map.b_blocknr)
-		printk(KERN_INFO "error=%d, dbn=%llu lbn=%u", error, bh_map.b_blocknr, lbn);
+		printk(KERN_INFO "error=%d, dbn=%llu lbn=%u", error,
+		       (unsigned long long)bh_map.b_blocknr, lbn);
 	gfs2_assert_withdraw(sdp, !error && bh_map.b_blocknr);
 
 	return bh_map.b_blocknr;
@@ -643,12 +651,9 @@ void gfs2_log_commit(struct gfs2_sbd *sdp, struct gfs2_trans *tr)
 	up_read(&sdp->sd_log_flush_lock);
 
 	gfs2_log_lock(sdp);
-	if (sdp->sd_log_num_buf > gfs2_tune_get(sdp, gt_incore_log_blocks)) {
-		gfs2_log_unlock(sdp);
-		gfs2_log_flush(sdp, NULL);
-	} else {
-		gfs2_log_unlock(sdp);
-	}
+	if (sdp->sd_log_num_buf > gfs2_tune_get(sdp, gt_incore_log_blocks))
+		wake_up_process(sdp->sd_logd_process);
+	gfs2_log_unlock(sdp);
 }
 
 /**
@@ -686,3 +691,21 @@ void gfs2_log_shutdown(struct gfs2_sbd *sdp)
 	up_write(&sdp->sd_log_flush_lock);
 }
 
+
+/**
+ * gfs2_meta_syncfs - sync all the buffers in a filesystem
+ * @sdp: the filesystem
+ *
+ */
+
+void gfs2_meta_syncfs(struct gfs2_sbd *sdp)
+{
+	gfs2_log_flush(sdp, NULL);
+	for (;;) {
+		gfs2_ail1_start(sdp, DIO_ALL);
+		if (gfs2_ail1_empty(sdp, DIO_ALL))
+			break;
+		msleep(10);
+	}
+}
+
diff --git a/fs/gfs2/log.h b/fs/gfs2/log.h
index 7f5737d55612..8e7aa0f29109 100644
--- a/fs/gfs2/log.h
+++ b/fs/gfs2/log.h
@@ -48,7 +48,6 @@ static inline void gfs2_log_pointers_init(struct gfs2_sbd *sdp,
 unsigned int gfs2_struct2blk(struct gfs2_sbd *sdp, unsigned int nstruct,
 			    unsigned int ssize);
 
-void gfs2_ail1_start(struct gfs2_sbd *sdp, int flags);
 int gfs2_ail1_empty(struct gfs2_sbd *sdp, int flags);
 
 int gfs2_log_reserve(struct gfs2_sbd *sdp, unsigned int blks);
@@ -61,5 +60,6 @@ void gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl);
 void gfs2_log_commit(struct gfs2_sbd *sdp, struct gfs2_trans *trans);
 
 void gfs2_log_shutdown(struct gfs2_sbd *sdp);
+void gfs2_meta_syncfs(struct gfs2_sbd *sdp);
 
 #endif /* __LOG_DOT_H__ */
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index ab6d1115f95d..4d7f94d8c7bd 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -182,7 +182,7 @@ static void buf_lo_after_commit(struct gfs2_sbd *sdp, struct gfs2_ail *ai)
 }
 
 static void buf_lo_before_scan(struct gfs2_jdesc *jd,
-			       struct gfs2_log_header *head, int pass)
+			       struct gfs2_log_header_host *head, int pass)
 {
 	struct gfs2_sbd *sdp = GFS2_SB(jd->jd_inode);
 
@@ -328,7 +328,7 @@ static void revoke_lo_before_commit(struct gfs2_sbd *sdp)
 }
 
 static void revoke_lo_before_scan(struct gfs2_jdesc *jd,
-				  struct gfs2_log_header *head, int pass)
+				  struct gfs2_log_header_host *head, int pass)
 {
 	struct gfs2_sbd *sdp = GFS2_SB(jd->jd_inode);
 
@@ -509,7 +509,7 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
 {
 	LIST_HEAD(started);
 	struct gfs2_bufdata *bd1 = NULL, *bd2, *bdt;
-	struct buffer_head *bh = NULL;
+	struct buffer_head *bh = NULL,*bh1 = NULL;
 	unsigned int offset = sizeof(struct gfs2_log_descriptor);
 	struct gfs2_log_descriptor *ld;
 	unsigned int limit;
@@ -537,8 +537,13 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
 		list_for_each_entry_safe_continue(bd1, bdt,
 						  &sdp->sd_log_le_databuf,
 						  bd_le.le_list) {
+			/* store off the buffer head in a local ptr since
+			 * gfs2_bufdata might change when we drop the log lock
+			 */
+			bh1 = bd1->bd_bh;
+
 			/* An ordered write buffer */
-			if (bd1->bd_bh && !buffer_pinned(bd1->bd_bh)) {
+			if (bh1 && !buffer_pinned(bh1)) {
 				list_move(&bd1->bd_le.le_list, &started);
 				if (bd1 == bd2) {
 					bd2 = NULL;
@@ -547,20 +552,21 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
 							bd_le.le_list);
 				}
 				total_dbuf--;
-				if (bd1->bd_bh) {
-					get_bh(bd1->bd_bh);
-					if (buffer_dirty(bd1->bd_bh)) {
+				if (bh1) {
+					if (buffer_dirty(bh1)) {
+						get_bh(bh1);
+
 						gfs2_log_unlock(sdp);
-						wait_on_buffer(bd1->bd_bh);
-						ll_rw_block(WRITE, 1,
-							    &bd1->bd_bh);
+
+						ll_rw_block(SWRITE, 1, &bh1);
+						brelse(bh1);
+
 						gfs2_log_lock(sdp);
 					}
-					brelse(bd1->bd_bh);
 					continue;
 				}
 				continue;
-			} else if (bd1->bd_bh) { /* A journaled buffer */
+			} else if (bh1) { /* A journaled buffer */
 				int magic;
 				gfs2_log_unlock(sdp);
 				if (!bh) {
@@ -582,16 +588,16 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
 					ld->ld_data2 = cpu_to_be32(0);
 					memset(ld->ld_reserved, 0, sizeof(ld->ld_reserved));
 				}
-				magic = gfs2_check_magic(bd1->bd_bh);
-				*ptr++ = cpu_to_be64(bd1->bd_bh->b_blocknr);
+				magic = gfs2_check_magic(bh1);
+				*ptr++ = cpu_to_be64(bh1->b_blocknr);
 				*ptr++ = cpu_to_be64((__u64)magic);
-				clear_buffer_escaped(bd1->bd_bh);
+				clear_buffer_escaped(bh1);
 				if (unlikely(magic != 0))
-					set_buffer_escaped(bd1->bd_bh);
+					set_buffer_escaped(bh1);
 				gfs2_log_lock(sdp);
 				if (n++ > num)
 					break;
-			} else if (!bd1->bd_bh) {
+			} else if (!bh1) {
 				total_dbuf--;
 				sdp->sd_log_num_databuf--;
 				list_del_init(&bd1->bd_le.le_list);
diff --git a/fs/gfs2/lops.h b/fs/gfs2/lops.h
index 5839c05ae6be..965bc65c7c64 100644
--- a/fs/gfs2/lops.h
+++ b/fs/gfs2/lops.h
@@ -60,7 +60,7 @@ static inline void lops_after_commit(struct gfs2_sbd *sdp, struct gfs2_ail *ai)
 }
 
 static inline void lops_before_scan(struct gfs2_jdesc *jd,
-				    struct gfs2_log_header *head,
+				    struct gfs2_log_header_host *head,
 				    unsigned int pass)
 {
 	int x;
diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c
index 9889c1eacec1..7c1a9e22a526 100644
--- a/fs/gfs2/main.c
+++ b/fs/gfs2/main.c
@@ -25,7 +25,7 @@
 #include "util.h"
 #include "glock.h"
 
-static void gfs2_init_inode_once(void *foo, kmem_cache_t *cachep, unsigned long flags)
+static void gfs2_init_inode_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
 {
 	struct gfs2_inode *ip = foo;
 	if ((flags & (SLAB_CTOR_VERIFY|SLAB_CTOR_CONSTRUCTOR)) ==
@@ -37,7 +37,7 @@ static void gfs2_init_inode_once(void *foo, kmem_cache_t *cachep, unsigned long
 	}
 }
 
-static void gfs2_init_glock_once(void *foo, kmem_cache_t *cachep, unsigned long flags)
+static void gfs2_init_glock_once(void *foo, struct kmem_cache *cachep, unsigned long flags)
 {
 	struct gfs2_glock *gl = foo;
 	if ((flags & (SLAB_CTOR_VERIFY|SLAB_CTOR_CONSTRUCTOR)) ==
diff --git a/fs/gfs2/meta_io.c b/fs/gfs2/meta_io.c
index 3912d6a4b1e6..0e34d9918973 100644
--- a/fs/gfs2/meta_io.c
+++ b/fs/gfs2/meta_io.c
@@ -127,17 +127,17 @@ void gfs2_meta_sync(struct gfs2_glock *gl)
 
 /**
  * getbuf - Get a buffer with a given address space
- * @sdp: the filesystem
- * @aspace: the address space
+ * @gl: the glock
  * @blkno: the block number (filesystem scope)
  * @create: 1 if the buffer should be created
  *
  * Returns: the buffer
  */
 
-static struct buffer_head *getbuf(struct gfs2_sbd *sdp, struct inode *aspace,
-				  u64 blkno, int create)
+static struct buffer_head *getbuf(struct gfs2_glock *gl, u64 blkno, int create)
 {
+	struct address_space *mapping = gl->gl_aspace->i_mapping;
+	struct gfs2_sbd *sdp = gl->gl_sbd;
 	struct page *page;
 	struct buffer_head *bh;
 	unsigned int shift;
@@ -150,13 +150,13 @@ static struct buffer_head *getbuf(struct gfs2_sbd *sdp, struct inode *aspace,
 
 	if (create) {
 		for (;;) {
-			page = grab_cache_page(aspace->i_mapping, index);
+			page = grab_cache_page(mapping, index);
 			if (page)
 				break;
 			yield();
 		}
 	} else {
-		page = find_lock_page(aspace->i_mapping, index);
+		page = find_lock_page(mapping, index);
 		if (!page)
 			return NULL;
 	}
@@ -202,7 +202,7 @@ static void meta_prep_new(struct buffer_head *bh)
 struct buffer_head *gfs2_meta_new(struct gfs2_glock *gl, u64 blkno)
 {
 	struct buffer_head *bh;
-	bh = getbuf(gl->gl_sbd, gl->gl_aspace, blkno, CREATE);
+	bh = getbuf(gl, blkno, CREATE);
 	meta_prep_new(bh);
 	return bh;
 }
@@ -220,7 +220,7 @@ struct buffer_head *gfs2_meta_new(struct gfs2_glock *gl, u64 blkno)
 int gfs2_meta_read(struct gfs2_glock *gl, u64 blkno, int flags,
 		   struct buffer_head **bhp)
 {
-	*bhp = getbuf(gl->gl_sbd, gl->gl_aspace, blkno, CREATE);
+	*bhp = getbuf(gl, blkno, CREATE);
 	if (!buffer_uptodate(*bhp))
 		ll_rw_block(READ_META, 1, bhp);
 	if (flags & DIO_WAIT) {
@@ -379,11 +379,10 @@ void gfs2_unpin(struct gfs2_sbd *sdp, struct buffer_head *bh,
 void gfs2_meta_wipe(struct gfs2_inode *ip, u64 bstart, u32 blen)
 {
 	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
-	struct inode *aspace = ip->i_gl->gl_aspace;
 	struct buffer_head *bh;
 
 	while (blen) {
-		bh = getbuf(sdp, aspace, bstart, NO_CREATE);
+		bh = getbuf(ip->i_gl, bstart, NO_CREATE);
 		if (bh) {
 			struct gfs2_bufdata *bd = bh->b_private;
 
@@ -472,6 +471,9 @@ int gfs2_meta_indirect_buffer(struct gfs2_inode *ip, int height, u64 num,
 	struct buffer_head *bh = NULL, **bh_slot = ip->i_cache + height;
 	int in_cache = 0;
 
+	BUG_ON(!gl);
+	BUG_ON(!sdp);
+
 	spin_lock(&ip->i_spin);
 	if (*bh_slot && (*bh_slot)->b_blocknr == num) {
 		bh = *bh_slot;
@@ -481,7 +483,7 @@ int gfs2_meta_indirect_buffer(struct gfs2_inode *ip, int height, u64 num,
 	spin_unlock(&ip->i_spin);
 
 	if (!bh)
-		bh = getbuf(gl->gl_sbd, gl->gl_aspace, num, CREATE);
+		bh = getbuf(gl, num, CREATE);
 
 	if (!bh)
 		return -ENOBUFS;
@@ -532,7 +534,6 @@ err:
 struct buffer_head *gfs2_meta_ra(struct gfs2_glock *gl, u64 dblock, u32 extlen)
 {
 	struct gfs2_sbd *sdp = gl->gl_sbd;
-	struct inode *aspace = gl->gl_aspace;
 	struct buffer_head *first_bh, *bh;
 	u32 max_ra = gfs2_tune_get(sdp, gt_max_readahead) >>
 			  sdp->sd_sb.sb_bsize_shift;
@@ -544,7 +545,7 @@ struct buffer_head *gfs2_meta_ra(struct gfs2_glock *gl, u64 dblock, u32 extlen)
 	if (extlen > max_ra)
 		extlen = max_ra;
 
-	first_bh = getbuf(sdp, aspace, dblock, CREATE);
+	first_bh = getbuf(gl, dblock, CREATE);
 
 	if (buffer_uptodate(first_bh))
 		goto out;
@@ -555,7 +556,7 @@ struct buffer_head *gfs2_meta_ra(struct gfs2_glock *gl, u64 dblock, u32 extlen)
 	extlen--;
 
 	while (extlen) {
-		bh = getbuf(sdp, aspace, dblock, CREATE);
+		bh = getbuf(gl, dblock, CREATE);
 
 		if (!buffer_uptodate(bh) && !buffer_locked(bh))
 			ll_rw_block(READA, 1, &bh);
@@ -571,20 +572,3 @@ out:
 	return first_bh;
 }
 
-/**
- * gfs2_meta_syncfs - sync all the buffers in a filesystem
- * @sdp: the filesystem
- *
- */
-
-void gfs2_meta_syncfs(struct gfs2_sbd *sdp)
-{
-	gfs2_log_flush(sdp, NULL);
-	for (;;) {
-		gfs2_ail1_start(sdp, DIO_ALL);
-		if (gfs2_ail1_empty(sdp, DIO_ALL))
-			break;
-		msleep(10);
-	}
-}
-
diff --git a/fs/gfs2/meta_io.h b/fs/gfs2/meta_io.h
index 3ec939e20dff..e037425bc042 100644
--- a/fs/gfs2/meta_io.h
+++ b/fs/gfs2/meta_io.h
@@ -67,7 +67,6 @@ static inline int gfs2_meta_inode_buffer(struct gfs2_inode *ip,
 }
 
 struct buffer_head *gfs2_meta_ra(struct gfs2_glock *gl, u64 dblock, u32 extlen);
-void gfs2_meta_syncfs(struct gfs2_sbd *sdp);
 
 #define buffer_busy(bh) \
 ((bh)->b_state & ((1ul << BH_Dirty) | (1ul << BH_Lock) | (1ul << BH_Pinned)))
diff --git a/fs/gfs2/ondisk.c b/fs/gfs2/ondisk.c
index 1025960b0e6e..f2495f1e21ad 100644
--- a/fs/gfs2/ondisk.c
+++ b/fs/gfs2/ondisk.c
@@ -15,6 +15,8 @@
 
 #include "gfs2.h"
 #include <linux/gfs2_ondisk.h>
+#include <linux/lm_interface.h>
+#include "incore.h"
 
 #define pv(struct, member, fmt) printk(KERN_INFO "  "#member" = "fmt"\n", \
 				       struct->member);
@@ -32,7 +34,7 @@
  * first arg: the cpu-order structure
  */
 
-void gfs2_inum_in(struct gfs2_inum *no, const void *buf)
+void gfs2_inum_in(struct gfs2_inum_host *no, const void *buf)
 {
 	const struct gfs2_inum *str = buf;
 
@@ -40,7 +42,7 @@ void gfs2_inum_in(struct gfs2_inum *no, const void *buf)
 	no->no_addr = be64_to_cpu(str->no_addr);
 }
 
-void gfs2_inum_out(const struct gfs2_inum *no, void *buf)
+void gfs2_inum_out(const struct gfs2_inum_host *no, void *buf)
 {
 	struct gfs2_inum *str = buf;
 
@@ -48,13 +50,13 @@ void gfs2_inum_out(const struct gfs2_inum *no, void *buf)
 	str->no_addr = cpu_to_be64(no->no_addr);
 }
 
-static void gfs2_inum_print(const struct gfs2_inum *no)
+static void gfs2_inum_print(const struct gfs2_inum_host *no)
 {
 	printk(KERN_INFO "  no_formal_ino = %llu\n", (unsigned long long)no->no_formal_ino);
 	printk(KERN_INFO "  no_addr = %llu\n", (unsigned long long)no->no_addr);
 }
 
-static void gfs2_meta_header_in(struct gfs2_meta_header *mh, const void *buf)
+static void gfs2_meta_header_in(struct gfs2_meta_header_host *mh, const void *buf)
 {
 	const struct gfs2_meta_header *str = buf;
 
@@ -63,23 +65,7 @@ static void gfs2_meta_header_in(struct gfs2_meta_header *mh, const void *buf)
 	mh->mh_format = be32_to_cpu(str->mh_format);
 }
 
-static void gfs2_meta_header_out(const struct gfs2_meta_header *mh, void *buf)
-{
-	struct gfs2_meta_header *str = buf;
-
-	str->mh_magic = cpu_to_be32(mh->mh_magic);
-	str->mh_type = cpu_to_be32(mh->mh_type);
-	str->mh_format = cpu_to_be32(mh->mh_format);
-}
-
-static void gfs2_meta_header_print(const struct gfs2_meta_header *mh)
-{
-	pv(mh, mh_magic, "0x%.8X");
-	pv(mh, mh_type, "%u");
-	pv(mh, mh_format, "%u");
-}
-
-void gfs2_sb_in(struct gfs2_sb *sb, const void *buf)
+void gfs2_sb_in(struct gfs2_sb_host *sb, const void *buf)
 {
 	const struct gfs2_sb *str = buf;
 
@@ -97,7 +83,7 @@ void gfs2_sb_in(struct gfs2_sb *sb, const void *buf)
 	memcpy(sb->sb_locktable, str->sb_locktable, GFS2_LOCKNAME_LEN);
 }
 
-void gfs2_rindex_in(struct gfs2_rindex *ri, const void *buf)
+void gfs2_rindex_in(struct gfs2_rindex_host *ri, const void *buf)
 {
 	const struct gfs2_rindex *str = buf;
 
@@ -109,7 +95,7 @@ void gfs2_rindex_in(struct gfs2_rindex *ri, const void *buf)
 
 }
 
-void gfs2_rindex_print(const struct gfs2_rindex *ri)
+void gfs2_rindex_print(const struct gfs2_rindex_host *ri)
 {
 	printk(KERN_INFO "  ri_addr = %llu\n", (unsigned long long)ri->ri_addr);
 	pv(ri, ri_length, "%u");
@@ -120,22 +106,20 @@ void gfs2_rindex_print(const struct gfs2_rindex *ri)
 	pv(ri, ri_bitbytes, "%u");
 }
 
-void gfs2_rgrp_in(struct gfs2_rgrp *rg, const void *buf)
+void gfs2_rgrp_in(struct gfs2_rgrp_host *rg, const void *buf)
 {
 	const struct gfs2_rgrp *str = buf;
 
-	gfs2_meta_header_in(&rg->rg_header, buf);
 	rg->rg_flags = be32_to_cpu(str->rg_flags);
 	rg->rg_free = be32_to_cpu(str->rg_free);
 	rg->rg_dinodes = be32_to_cpu(str->rg_dinodes);
 	rg->rg_igeneration = be64_to_cpu(str->rg_igeneration);
 }
 
-void gfs2_rgrp_out(const struct gfs2_rgrp *rg, void *buf)
+void gfs2_rgrp_out(const struct gfs2_rgrp_host *rg, void *buf)
 {
 	struct gfs2_rgrp *str = buf;
 
-	gfs2_meta_header_out(&rg->rg_header, buf);
 	str->rg_flags = cpu_to_be32(rg->rg_flags);
 	str->rg_free = cpu_to_be32(rg->rg_free);
 	str->rg_dinodes = cpu_to_be32(rg->rg_dinodes);
@@ -144,7 +128,7 @@ void gfs2_rgrp_out(const struct gfs2_rgrp *rg, void *buf)
 	memset(&str->rg_reserved, 0, sizeof(str->rg_reserved));
 }
 
-void gfs2_quota_in(struct gfs2_quota *qu, const void *buf)
+void gfs2_quota_in(struct gfs2_quota_host *qu, const void *buf)
 {
 	const struct gfs2_quota *str = buf;
 
@@ -153,96 +137,56 @@ void gfs2_quota_in(struct gfs2_quota *qu, const void *buf)
 	qu->qu_value = be64_to_cpu(str->qu_value);
 }
 
-void gfs2_dinode_in(struct gfs2_dinode *di, const void *buf)
-{
-	const struct gfs2_dinode *str = buf;
-
-	gfs2_meta_header_in(&di->di_header, buf);
-	gfs2_inum_in(&di->di_num, &str->di_num);
-
-	di->di_mode = be32_to_cpu(str->di_mode);
-	di->di_uid = be32_to_cpu(str->di_uid);
-	di->di_gid = be32_to_cpu(str->di_gid);
-	di->di_nlink = be32_to_cpu(str->di_nlink);
-	di->di_size = be64_to_cpu(str->di_size);
-	di->di_blocks = be64_to_cpu(str->di_blocks);
-	di->di_atime = be64_to_cpu(str->di_atime);
-	di->di_mtime = be64_to_cpu(str->di_mtime);
-	di->di_ctime = be64_to_cpu(str->di_ctime);
-	di->di_major = be32_to_cpu(str->di_major);
-	di->di_minor = be32_to_cpu(str->di_minor);
-
-	di->di_goal_meta = be64_to_cpu(str->di_goal_meta);
-	di->di_goal_data = be64_to_cpu(str->di_goal_data);
-	di->di_generation = be64_to_cpu(str->di_generation);
-
-	di->di_flags = be32_to_cpu(str->di_flags);
-	di->di_payload_format = be32_to_cpu(str->di_payload_format);
-	di->di_height = be16_to_cpu(str->di_height);
-
-	di->di_depth = be16_to_cpu(str->di_depth);
-	di->di_entries = be32_to_cpu(str->di_entries);
-
-	di->di_eattr = be64_to_cpu(str->di_eattr);
-
-}
-
-void gfs2_dinode_out(const struct gfs2_dinode *di, void *buf)
+void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf)
 {
+	const struct gfs2_dinode_host *di = &ip->i_di;
 	struct gfs2_dinode *str = buf;
 
-	gfs2_meta_header_out(&di->di_header, buf);
-	gfs2_inum_out(&di->di_num, (char *)&str->di_num);
+	str->di_header.mh_magic = cpu_to_be32(GFS2_MAGIC);
+	str->di_header.mh_type = cpu_to_be32(GFS2_METATYPE_DI);
+	str->di_header.__pad0 = 0;
+	str->di_header.mh_format = cpu_to_be32(GFS2_FORMAT_DI);
+	str->di_header.__pad1 = 0;
 
-	str->di_mode = cpu_to_be32(di->di_mode);
-	str->di_uid = cpu_to_be32(di->di_uid);
-	str->di_gid = cpu_to_be32(di->di_gid);
-	str->di_nlink = cpu_to_be32(di->di_nlink);
+	gfs2_inum_out(&ip->i_num, &str->di_num);
+
+	str->di_mode = cpu_to_be32(ip->i_inode.i_mode);
+	str->di_uid = cpu_to_be32(ip->i_inode.i_uid);
+	str->di_gid = cpu_to_be32(ip->i_inode.i_gid);
+	str->di_nlink = cpu_to_be32(ip->i_inode.i_nlink);
 	str->di_size = cpu_to_be64(di->di_size);
 	str->di_blocks = cpu_to_be64(di->di_blocks);
-	str->di_atime = cpu_to_be64(di->di_atime);
-	str->di_mtime = cpu_to_be64(di->di_mtime);
-	str->di_ctime = cpu_to_be64(di->di_ctime);
-	str->di_major = cpu_to_be32(di->di_major);
-	str->di_minor = cpu_to_be32(di->di_minor);
+	str->di_atime = cpu_to_be64(ip->i_inode.i_atime.tv_sec);
+	str->di_mtime = cpu_to_be64(ip->i_inode.i_mtime.tv_sec);
+	str->di_ctime = cpu_to_be64(ip->i_inode.i_ctime.tv_sec);
 
 	str->di_goal_meta = cpu_to_be64(di->di_goal_meta);
 	str->di_goal_data = cpu_to_be64(di->di_goal_data);
 	str->di_generation = cpu_to_be64(di->di_generation);
 
 	str->di_flags = cpu_to_be32(di->di_flags);
-	str->di_payload_format = cpu_to_be32(di->di_payload_format);
 	str->di_height = cpu_to_be16(di->di_height);
-
+	str->di_payload_format = cpu_to_be32(S_ISDIR(ip->i_inode.i_mode) &&
+					     !(ip->i_di.di_flags & GFS2_DIF_EXHASH) ?
+					     GFS2_FORMAT_DE : 0);
 	str->di_depth = cpu_to_be16(di->di_depth);
 	str->di_entries = cpu_to_be32(di->di_entries);
 
 	str->di_eattr = cpu_to_be64(di->di_eattr);
-
 }
 
-void gfs2_dinode_print(const struct gfs2_dinode *di)
+void gfs2_dinode_print(const struct gfs2_inode *ip)
 {
-	gfs2_meta_header_print(&di->di_header);
-	gfs2_inum_print(&di->di_num);
+	const struct gfs2_dinode_host *di = &ip->i_di;
+
+	gfs2_inum_print(&ip->i_num);
 
-	pv(di, di_mode, "0%o");
-	pv(di, di_uid, "%u");
-	pv(di, di_gid, "%u");
-	pv(di, di_nlink, "%u");
 	printk(KERN_INFO "  di_size = %llu\n", (unsigned long long)di->di_size);
 	printk(KERN_INFO "  di_blocks = %llu\n", (unsigned long long)di->di_blocks);
-	printk(KERN_INFO "  di_atime = %lld\n", (long long)di->di_atime);
-	printk(KERN_INFO "  di_mtime = %lld\n", (long long)di->di_mtime);
-	printk(KERN_INFO "  di_ctime = %lld\n", (long long)di->di_ctime);
-	pv(di, di_major, "%u");
-	pv(di, di_minor, "%u");
-
 	printk(KERN_INFO "  di_goal_meta = %llu\n", (unsigned long long)di->di_goal_meta);
 	printk(KERN_INFO "  di_goal_data = %llu\n", (unsigned long long)di->di_goal_data);
 
 	pv(di, di_flags, "0x%.8X");
-	pv(di, di_payload_format, "%u");
 	pv(di, di_height, "%u");
 
 	pv(di, di_depth, "%u");
@@ -251,7 +195,7 @@ void gfs2_dinode_print(const struct gfs2_dinode *di)
 	printk(KERN_INFO "  di_eattr = %llu\n", (unsigned long long)di->di_eattr);
 }
 
-void gfs2_log_header_in(struct gfs2_log_header *lh, const void *buf)
+void gfs2_log_header_in(struct gfs2_log_header_host *lh, const void *buf)
 {
 	const struct gfs2_log_header *str = buf;
 
@@ -263,7 +207,7 @@ void gfs2_log_header_in(struct gfs2_log_header *lh, const void *buf)
 	lh->lh_hash = be32_to_cpu(str->lh_hash);
 }
 
-void gfs2_inum_range_in(struct gfs2_inum_range *ir, const void *buf)
+void gfs2_inum_range_in(struct gfs2_inum_range_host *ir, const void *buf)
 {
 	const struct gfs2_inum_range *str = buf;
 
@@ -271,7 +215,7 @@ void gfs2_inum_range_in(struct gfs2_inum_range *ir, const void *buf)
 	ir->ir_length = be64_to_cpu(str->ir_length);
 }
 
-void gfs2_inum_range_out(const struct gfs2_inum_range *ir, void *buf)
+void gfs2_inum_range_out(const struct gfs2_inum_range_host *ir, void *buf)
 {
 	struct gfs2_inum_range *str = buf;
 
@@ -279,7 +223,7 @@ void gfs2_inum_range_out(const struct gfs2_inum_range *ir, void *buf)
 	str->ir_length = cpu_to_be64(ir->ir_length);
 }
 
-void gfs2_statfs_change_in(struct gfs2_statfs_change *sc, const void *buf)
+void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc, const void *buf)
 {
 	const struct gfs2_statfs_change *str = buf;
 
@@ -288,7 +232,7 @@ void gfs2_statfs_change_in(struct gfs2_statfs_change *sc, const void *buf)
 	sc->sc_dinodes = be64_to_cpu(str->sc_dinodes);
 }
 
-void gfs2_statfs_change_out(const struct gfs2_statfs_change *sc, void *buf)
+void gfs2_statfs_change_out(const struct gfs2_statfs_change_host *sc, void *buf)
 {
 	struct gfs2_statfs_change *str = buf;
 
@@ -297,7 +241,7 @@ void gfs2_statfs_change_out(const struct gfs2_statfs_change *sc, void *buf)
 	str->sc_dinodes = cpu_to_be64(sc->sc_dinodes);
 }
 
-void gfs2_quota_change_in(struct gfs2_quota_change *qc, const void *buf)
+void gfs2_quota_change_in(struct gfs2_quota_change_host *qc, const void *buf)
 {
 	const struct gfs2_quota_change *str = buf;
 
diff --git a/fs/gfs2/ops_address.c b/fs/gfs2/ops_address.c
index 015640b3f123..d8d69a72a10d 100644
--- a/fs/gfs2/ops_address.c
+++ b/fs/gfs2/ops_address.c
@@ -156,19 +156,6 @@ out_ignore:
 	return 0;
 }
 
-static int zero_readpage(struct page *page)
-{
-	void *kaddr;
-
-	kaddr = kmap_atomic(page, KM_USER0);
-	memset(kaddr, 0, PAGE_CACHE_SIZE);
-	kunmap_atomic(kaddr, KM_USER0);
-
-	SetPageUptodate(page);
-
-	return 0;
-}
-
 /**
  * stuffed_readpage - Fill in a Linux page with stuffed file data
  * @ip: the inode
@@ -183,9 +170,7 @@ static int stuffed_readpage(struct gfs2_inode *ip, struct page *page)
 	void *kaddr;
 	int error;
 
-	/* Only the first page of a stuffed file might contain data */
-	if (unlikely(page->index))
-		return zero_readpage(page);
+	BUG_ON(page->index);
 
 	error = gfs2_meta_inode_buffer(ip, &dibh);
 	if (error)
@@ -230,9 +215,9 @@ static int gfs2_readpage(struct file *file, struct page *page)
 				/* gfs2_sharewrite_nopage has grabbed the ip->i_gl already */
 				goto skip_lock;
 		}
-		gfs2_holder_init(ip->i_gl, LM_ST_SHARED, GL_ATIME|GL_AOP, &gh);
+		gfs2_holder_init(ip->i_gl, LM_ST_SHARED, GL_ATIME|LM_FLAG_TRY_1CB, &gh);
 		do_unlock = 1;
-		error = gfs2_glock_nq_m_atime(1, &gh);
+		error = gfs2_glock_nq_atime(&gh);
 		if (unlikely(error))
 			goto out_unlock;
 	}
@@ -254,6 +239,8 @@ skip_lock:
 out:
 	return error;
 out_unlock:
+	if (error == GLR_TRYFAILED)
+		error = AOP_TRUNCATED_PAGE;
 	unlock_page(page);
 	if (do_unlock)
 		gfs2_holder_uninit(&gh);
@@ -293,9 +280,9 @@ static int gfs2_readpages(struct file *file, struct address_space *mapping,
 				goto skip_lock;
 		}
 		gfs2_holder_init(ip->i_gl, LM_ST_SHARED,
-				 LM_FLAG_TRY_1CB|GL_ATIME|GL_AOP, &gh);
+				 LM_FLAG_TRY_1CB|GL_ATIME, &gh);
 		do_unlock = 1;
-		ret = gfs2_glock_nq_m_atime(1, &gh);
+		ret = gfs2_glock_nq_atime(&gh);
 		if (ret == GLR_TRYFAILED)
 			goto out_noerror;
 		if (unlikely(ret))
@@ -366,10 +353,13 @@ static int gfs2_prepare_write(struct file *file, struct page *page,
 	unsigned int write_len = to - from;
 
 
-	gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, GL_ATIME|GL_AOP, &ip->i_gh);
-	error = gfs2_glock_nq_m_atime(1, &ip->i_gh);
-	if (error)
+	gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, GL_ATIME|LM_FLAG_TRY_1CB, &ip->i_gh);
+	error = gfs2_glock_nq_atime(&ip->i_gh);
+	if (unlikely(error)) {
+		if (error == GLR_TRYFAILED)
+			error = AOP_TRUNCATED_PAGE;
 		goto out_uninit;
+	}
 
 	gfs2_write_calc_reserv(ip, write_len, &data_blocks, &ind_blocks);
 
@@ -386,7 +376,7 @@ static int gfs2_prepare_write(struct file *file, struct page *page,
 		if (error)
 			goto out_alloc_put;
 
-		error = gfs2_quota_check(ip, ip->i_di.di_uid, ip->i_di.di_gid);
+		error = gfs2_quota_check(ip, ip->i_inode.i_uid, ip->i_inode.i_gid);
 		if (error)
 			goto out_qunlock;
 
@@ -482,8 +472,10 @@ static int gfs2_commit_write(struct file *file, struct page *page,
 
 		SetPageUptodate(page);
 
-		if (inode->i_size < file_size)
+		if (inode->i_size < file_size) {
 			i_size_write(inode, file_size);
+			mark_inode_dirty(inode);
+		}
 	} else {
 		if (sdp->sd_args.ar_data == GFS2_DATA_ORDERED ||
 		    gfs2_is_jdata(ip))
@@ -498,11 +490,6 @@ static int gfs2_commit_write(struct file *file, struct page *page,
 		di->di_size = cpu_to_be64(inode->i_size);
 	}
 
-	di->di_mode = cpu_to_be32(inode->i_mode);
-	di->di_atime = cpu_to_be64(inode->i_atime.tv_sec);
-	di->di_mtime = cpu_to_be64(inode->i_mtime.tv_sec);
-	di->di_ctime = cpu_to_be64(inode->i_ctime.tv_sec);
-
 	brelse(dibh);
 	gfs2_trans_end(sdp);
 	if (al->al_requested) {
@@ -624,7 +611,7 @@ static ssize_t gfs2_direct_IO(int rw, struct kiocb *iocb,
 	 * on this path. All we need change is atime.
 	 */
 	gfs2_holder_init(ip->i_gl, LM_ST_SHARED, GL_ATIME, &gh);
-	rv = gfs2_glock_nq_m_atime(1, &gh);
+	rv = gfs2_glock_nq_atime(&gh);
 	if (rv)
 		goto out;
 
@@ -737,6 +724,9 @@ int gfs2_releasepage(struct page *page, gfp_t gfp_mask)
 			if (!atomic_read(&aspace->i_writecount))
 				return 0;
 
+			if (!(gfp_mask & __GFP_WAIT))
+				return 0;
+
 			if (time_after_eq(jiffies, t)) {
 				stuck_releasepage(bh);
 				/* should we withdraw here? */
diff --git a/fs/gfs2/ops_dentry.c b/fs/gfs2/ops_dentry.c
index 00041b1b8025..d355899585d8 100644
--- a/fs/gfs2/ops_dentry.c
+++ b/fs/gfs2/ops_dentry.c
@@ -43,7 +43,7 @@ static int gfs2_drevalidate(struct dentry *dentry, struct nameidata *nd)
 	struct inode *inode = dentry->d_inode;
 	struct gfs2_holder d_gh;
 	struct gfs2_inode *ip;
-	struct gfs2_inum inum;
+	struct gfs2_inum_host inum;
 	unsigned int type;
 	int error;
 
@@ -76,7 +76,7 @@ static int gfs2_drevalidate(struct dentry *dentry, struct nameidata *nd)
 	if (!gfs2_inum_equal(&ip->i_num, &inum))
 		goto invalid_gunlock;
 
-	if (IF2DT(ip->i_di.di_mode) != type) {
+	if (IF2DT(ip->i_inode.i_mode) != type) {
 		gfs2_consist_inode(dip);
 		goto fail_gunlock;
 	}
diff --git a/fs/gfs2/ops_export.c b/fs/gfs2/ops_export.c
index 86127d93bd35..b4e7b8775315 100644
--- a/fs/gfs2/ops_export.c
+++ b/fs/gfs2/ops_export.c
@@ -27,15 +27,16 @@
 #include "util.h"
 
 static struct dentry *gfs2_decode_fh(struct super_block *sb,
-				     __u32 *fh,
+				     __u32 *p,
 				     int fh_len,
 				     int fh_type,
 				     int (*acceptable)(void *context,
 						       struct dentry *dentry),
 				     void *context)
 {
+	__be32 *fh = (__force __be32 *)p;
 	struct gfs2_fh_obj fh_obj;
-	struct gfs2_inum *this, parent;
+	struct gfs2_inum_host *this, parent;
 
 	if (fh_type != fh_len)
 		return NULL;
@@ -65,9 +66,10 @@ static struct dentry *gfs2_decode_fh(struct super_block *sb,
 						    acceptable, context);
 }
 
-static int gfs2_encode_fh(struct dentry *dentry, __u32 *fh, int *len,
+static int gfs2_encode_fh(struct dentry *dentry, __u32 *p, int *len,
 			  int connectable)
 {
+	__be32 *fh = (__force __be32 *)p;
 	struct inode *inode = dentry->d_inode;
 	struct super_block *sb = inode->i_sb;
 	struct gfs2_inode *ip = GFS2_I(inode);
@@ -76,14 +78,10 @@ static int gfs2_encode_fh(struct dentry *dentry, __u32 *fh, int *len,
 	    (connectable && *len < GFS2_LARGE_FH_SIZE))
 		return 255;
 
-	fh[0] = ip->i_num.no_formal_ino >> 32;
-	fh[0] = cpu_to_be32(fh[0]);
-	fh[1] = ip->i_num.no_formal_ino & 0xFFFFFFFF;
-	fh[1] = cpu_to_be32(fh[1]);
-	fh[2] = ip->i_num.no_addr >> 32;
-	fh[2] = cpu_to_be32(fh[2]);
-	fh[3] = ip->i_num.no_addr & 0xFFFFFFFF;
-	fh[3] = cpu_to_be32(fh[3]);
+	fh[0] = cpu_to_be32(ip->i_num.no_formal_ino >> 32);
+	fh[1] = cpu_to_be32(ip->i_num.no_formal_ino & 0xFFFFFFFF);
+	fh[2] = cpu_to_be32(ip->i_num.no_addr >> 32);
+	fh[3] = cpu_to_be32(ip->i_num.no_addr & 0xFFFFFFFF);
 	*len = GFS2_SMALL_FH_SIZE;
 
 	if (!connectable || inode == sb->s_root->d_inode)
@@ -95,14 +93,10 @@ static int gfs2_encode_fh(struct dentry *dentry, __u32 *fh, int *len,
 	igrab(inode);
 	spin_unlock(&dentry->d_lock);
 
-	fh[4] = ip->i_num.no_formal_ino >> 32;
-	fh[4] = cpu_to_be32(fh[4]);
-	fh[5] = ip->i_num.no_formal_ino & 0xFFFFFFFF;
-	fh[5] = cpu_to_be32(fh[5]);
-	fh[6] = ip->i_num.no_addr >> 32;
-	fh[6] = cpu_to_be32(fh[6]);
-	fh[7] = ip->i_num.no_addr & 0xFFFFFFFF;
-	fh[7] = cpu_to_be32(fh[7]);
+	fh[4] = cpu_to_be32(ip->i_num.no_formal_ino >> 32);
+	fh[5] = cpu_to_be32(ip->i_num.no_formal_ino & 0xFFFFFFFF);
+	fh[6] = cpu_to_be32(ip->i_num.no_addr >> 32);
+	fh[7] = cpu_to_be32(ip->i_num.no_addr & 0xFFFFFFFF);
 
 	fh[8]  = cpu_to_be32(inode->i_mode);
 	fh[9]  = 0;	/* pad to double word */
@@ -114,12 +108,12 @@ static int gfs2_encode_fh(struct dentry *dentry, __u32 *fh, int *len,
 }
 
 struct get_name_filldir {
-	struct gfs2_inum inum;
+	struct gfs2_inum_host inum;
 	char *name;
 };
 
 static int get_name_filldir(void *opaque, const char *name, unsigned int length,
-			    u64 offset, struct gfs2_inum *inum,
+			    u64 offset, struct gfs2_inum_host *inum,
 			    unsigned int type)
 {
 	struct get_name_filldir *gnfd = (struct get_name_filldir *)opaque;
@@ -202,7 +196,7 @@ static struct dentry *gfs2_get_dentry(struct super_block *sb, void *inum_obj)
 {
 	struct gfs2_sbd *sdp = sb->s_fs_info;
 	struct gfs2_fh_obj *fh_obj = (struct gfs2_fh_obj *)inum_obj;
-	struct gfs2_inum *inum = &fh_obj->this;
+	struct gfs2_inum_host *inum = &fh_obj->this;
 	struct gfs2_holder i_gh, ri_gh, rgd_gh;
 	struct gfs2_rgrpd *rgd;
 	struct inode *inode;
diff --git a/fs/gfs2/ops_export.h b/fs/gfs2/ops_export.h
index 09aca5046fb1..f925a955b3b8 100644
--- a/fs/gfs2/ops_export.h
+++ b/fs/gfs2/ops_export.h
@@ -15,7 +15,7 @@
 
 extern struct export_operations gfs2_export_ops;
 struct gfs2_fh_obj {
-	struct gfs2_inum this;
+	struct gfs2_inum_host this;
 	__u32            imode;
 };
 
diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c
index 3064f133bf3c..faa07e4b97d0 100644
--- a/fs/gfs2/ops_file.c
+++ b/fs/gfs2/ops_file.c
@@ -22,6 +22,7 @@
 #include <linux/ext2_fs.h>
 #include <linux/crc32.h>
 #include <linux/lm_interface.h>
+#include <linux/writeback.h>
 #include <asm/uaccess.h>
 
 #include "gfs2.h"
@@ -71,7 +72,7 @@ static int gfs2_read_actor(read_descriptor_t *desc, struct page *page,
 		size = count;
 
 	kaddr = kmap(page);
-	memcpy(desc->arg.buf, kaddr + offset, size);
+	memcpy(desc->arg.data, kaddr + offset, size);
 	kunmap(page);
 
 	desc->count = count - size;
@@ -86,7 +87,7 @@ int gfs2_internal_read(struct gfs2_inode *ip, struct file_ra_state *ra_state,
 	struct inode *inode = &ip->i_inode;
 	read_descriptor_t desc;
 	desc.written = 0;
-	desc.arg.buf = buf;
+	desc.arg.data = buf;
 	desc.count = size;
 	desc.error = 0;
 	do_generic_mapping_read(inode->i_mapping, ra_state,
@@ -139,7 +140,7 @@ static loff_t gfs2_llseek(struct file *file, loff_t offset, int origin)
  */
 
 static int filldir_func(void *opaque, const char *name, unsigned int length,
-			u64 offset, struct gfs2_inum *inum,
+			u64 offset, struct gfs2_inum_host *inum,
 			unsigned int type)
 {
 	struct filldir_reg *fdr = (struct filldir_reg *)opaque;
@@ -246,14 +247,14 @@ static const u32 gfs2_to_fsflags[32] = {
 
 static int gfs2_get_flags(struct file *filp, u32 __user *ptr)
 {
-	struct inode *inode = filp->f_dentry->d_inode;
+	struct inode *inode = filp->f_path.dentry->d_inode;
 	struct gfs2_inode *ip = GFS2_I(inode);
 	struct gfs2_holder gh;
 	int error;
 	u32 fsflags;
 
 	gfs2_holder_init(ip->i_gl, LM_ST_SHARED, GL_ATIME, &gh);
-	error = gfs2_glock_nq_m_atime(1, &gh);
+	error = gfs2_glock_nq_atime(&gh);
 	if (error)
 		return error;
 
@@ -266,6 +267,24 @@ static int gfs2_get_flags(struct file *filp, u32 __user *ptr)
 	return error;
 }
 
+void gfs2_set_inode_flags(struct inode *inode)
+{
+	struct gfs2_inode *ip = GFS2_I(inode);
+	struct gfs2_dinode_host *di = &ip->i_di;
+	unsigned int flags = inode->i_flags;
+
+	flags &= ~(S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC);
+	if (di->di_flags & GFS2_DIF_IMMUTABLE)
+		flags |= S_IMMUTABLE;
+	if (di->di_flags & GFS2_DIF_APPENDONLY)
+		flags |= S_APPEND;
+	if (di->di_flags & GFS2_DIF_NOATIME)
+		flags |= S_NOATIME;
+	if (di->di_flags & GFS2_DIF_SYNC)
+		flags |= S_SYNC;
+	inode->i_flags = flags;
+}
+
 /* Flags that can be set by user space */
 #define GFS2_FLAGS_USER_SET (GFS2_DIF_JDATA|			\
 			     GFS2_DIF_DIRECTIO|			\
@@ -286,7 +305,7 @@ static int gfs2_get_flags(struct file *filp, u32 __user *ptr)
  */
 static int do_gfs2_set_flags(struct file *filp, u32 reqflags, u32 mask)
 {
-	struct inode *inode = filp->f_dentry->d_inode;
+	struct inode *inode = filp->f_path.dentry->d_inode;
 	struct gfs2_inode *ip = GFS2_I(inode);
 	struct gfs2_sbd *sdp = GFS2_SB(inode);
 	struct buffer_head *bh;
@@ -336,8 +355,9 @@ static int do_gfs2_set_flags(struct file *filp, u32 reqflags, u32 mask)
 		goto out_trans_end;
 	gfs2_trans_add_bh(ip->i_gl, bh, 1);
 	ip->i_di.di_flags = new_flags;
-	gfs2_dinode_out(&ip->i_di, bh->b_data);
+	gfs2_dinode_out(ip, bh->b_data);
 	brelse(bh);
+	gfs2_set_inode_flags(inode);
 out_trans_end:
 	gfs2_trans_end(sdp);
 out:
@@ -425,7 +445,7 @@ static int gfs2_open(struct inode *inode, struct file *file)
 	gfs2_assert_warn(GFS2_SB(inode), !file->private_data);
 	file->private_data = fp;
 
-	if (S_ISREG(ip->i_di.di_mode)) {
+	if (S_ISREG(ip->i_inode.i_mode)) {
 		error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY,
 					   &i_gh);
 		if (error)
@@ -484,16 +504,40 @@ static int gfs2_close(struct inode *inode, struct file *file)
  * @file: the file that points to the dentry (we ignore this)
  * @dentry: the dentry that points to the inode to sync
  *
+ * The VFS will flush "normal" data for us. We only need to worry
+ * about metadata here. For journaled data, we just do a log flush
+ * as we can't avoid it. Otherwise we can just bale out if datasync
+ * is set. For stuffed inodes we must flush the log in order to
+ * ensure that all data is on disk.
+ *
+ * The call to write_inode_now() is there to write back metadata and
+ * the inode itself. It does also try and write the data, but thats
+ * (hopefully) a no-op due to the VFS having already called filemap_fdatawrite()
+ * for us.
+ *
  * Returns: errno
  */
 
 static int gfs2_fsync(struct file *file, struct dentry *dentry, int datasync)
 {
-	struct gfs2_inode *ip = GFS2_I(dentry->d_inode);
+	struct inode *inode = dentry->d_inode;
+	int sync_state = inode->i_state & (I_DIRTY_SYNC|I_DIRTY_DATASYNC);
+	int ret = 0;
 
-	gfs2_log_flush(ip->i_gl->gl_sbd, ip->i_gl);
+	if (gfs2_is_jdata(GFS2_I(inode))) {
+		gfs2_log_flush(GFS2_SB(inode), GFS2_I(inode)->i_gl);
+		return 0;
+	}
 
-	return 0;
+	if (sync_state != 0) {
+		if (!datasync)
+			ret = write_inode_now(inode, 0);
+
+		if (gfs2_is_stuffed(GFS2_I(inode)))
+			gfs2_log_flush(GFS2_SB(inode), GFS2_I(inode)->i_gl);
+	}
+
+	return ret;
 }
 
 /**
@@ -515,7 +559,7 @@ static int gfs2_lock(struct file *file, int cmd, struct file_lock *fl)
 
 	if (!(fl->fl_flags & FL_POSIX))
 		return -ENOLCK;
-	if ((ip->i_di.di_mode & (S_ISGID | S_IXGRP)) == S_ISGID)
+	if ((ip->i_inode.i_mode & (S_ISGID | S_IXGRP)) == S_ISGID)
 		return -ENOLCK;
 
 	if (sdp->sd_args.ar_localflocks) {
@@ -544,7 +588,7 @@ static int do_flock(struct file *file, int cmd, struct file_lock *fl)
 {
 	struct gfs2_file *fp = file->private_data;
 	struct gfs2_holder *fl_gh = &fp->f_fl_gh;
-	struct gfs2_inode *ip = GFS2_I(file->f_dentry->d_inode);
+	struct gfs2_inode *ip = GFS2_I(file->f_path.dentry->d_inode);
 	struct gfs2_glock *gl;
 	unsigned int state;
 	int flags;
@@ -617,7 +661,7 @@ static int gfs2_flock(struct file *file, int cmd, struct file_lock *fl)
 
 	if (!(fl->fl_flags & FL_FLOCK))
 		return -ENOLCK;
-	if ((ip->i_di.di_mode & (S_ISGID | S_IXGRP)) == S_ISGID)
+	if ((ip->i_inode.i_mode & (S_ISGID | S_IXGRP)) == S_ISGID)
 		return -ENOLCK;
 
 	if (sdp->sd_args.ar_localflocks)
diff --git a/fs/gfs2/ops_file.h b/fs/gfs2/ops_file.h
index ce319f89ec8e..7e5d8ec9c846 100644
--- a/fs/gfs2/ops_file.h
+++ b/fs/gfs2/ops_file.h
@@ -17,7 +17,7 @@ extern struct file gfs2_internal_file_sentinel;
 extern int gfs2_internal_read(struct gfs2_inode *ip,
 			      struct file_ra_state *ra_state,
 			      char *buf, loff_t *pos, unsigned size);
-
+extern void gfs2_set_inode_flags(struct inode *inode);
 extern const struct file_operations gfs2_file_fops;
 extern const struct file_operations gfs2_dir_fops;
 
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 882873a6bd69..ee80b8a5e7bc 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -237,7 +237,7 @@ fail:
 }
 
 static struct inode *gfs2_lookup_root(struct super_block *sb,
-				      struct gfs2_inum *inum)
+				      struct gfs2_inum_host *inum)
 {
 	return gfs2_inode_lookup(sb, inum, DT_DIR);
 }
@@ -246,7 +246,7 @@ static int init_sb(struct gfs2_sbd *sdp, int silent, int undo)
 {
 	struct super_block *sb = sdp->sd_vfs;
 	struct gfs2_holder sb_gh;
-	struct gfs2_inum *inum;
+	struct gfs2_inum_host *inum;
 	struct inode *inode;
 	int error = 0;
 
@@ -867,9 +867,9 @@ static int gfs2_get_sb_meta(struct file_system_type *fs_type, int flags,
 		error = -EBUSY;
 		goto error;
 	}
-	mutex_lock(&sb->s_bdev->bd_mount_mutex);
+	down(&sb->s_bdev->bd_mount_sem);
 	new = sget(fs_type, test_bdev_super, set_bdev_super, sb->s_bdev);
-	mutex_unlock(&sb->s_bdev->bd_mount_mutex);
+	up(&sb->s_bdev->bd_mount_sem);
 	if (IS_ERR(new)) {
 		error = PTR_ERR(new);
 		goto error;
diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c
index ef6e5ed70e94..636dda4c7d38 100644
--- a/fs/gfs2/ops_inode.c
+++ b/fs/gfs2/ops_inode.c
@@ -59,7 +59,7 @@ static int gfs2_create(struct inode *dir, struct dentry *dentry,
 	gfs2_holder_init(dip->i_gl, 0, 0, ghs);
 
 	for (;;) {
-		inode = gfs2_createi(ghs, &dentry->d_name, S_IFREG | mode);
+		inode = gfs2_createi(ghs, &dentry->d_name, S_IFREG | mode, 0);
 		if (!IS_ERR(inode)) {
 			gfs2_trans_end(sdp);
 			if (dip->i_alloc.al_rgd)
@@ -144,7 +144,7 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
 	int alloc_required;
 	int error;
 
-	if (S_ISDIR(ip->i_di.di_mode))
+	if (S_ISDIR(inode->i_mode))
 		return -EPERM;
 
 	gfs2_holder_init(dip->i_gl, LM_ST_EXCLUSIVE, 0, ghs);
@@ -169,7 +169,7 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
 	}
 
 	error = -EINVAL;
-	if (!dip->i_di.di_nlink)
+	if (!dip->i_inode.i_nlink)
 		goto out_gunlock;
 	error = -EFBIG;
 	if (dip->i_di.di_entries == (u32)-1)
@@ -178,10 +178,10 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
 	if (IS_IMMUTABLE(inode) || IS_APPEND(inode))
 		goto out_gunlock;
 	error = -EINVAL;
-	if (!ip->i_di.di_nlink)
+	if (!ip->i_inode.i_nlink)
 		goto out_gunlock;
 	error = -EMLINK;
-	if (ip->i_di.di_nlink == (u32)-1)
+	if (ip->i_inode.i_nlink == (u32)-1)
 		goto out_gunlock;
 
 	alloc_required = error = gfs2_diradd_alloc_required(dir, &dentry->d_name);
@@ -196,8 +196,7 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
 		if (error)
 			goto out_alloc;
 
-		error = gfs2_quota_check(dip, dip->i_di.di_uid,
-					 dip->i_di.di_gid);
+		error = gfs2_quota_check(dip, dip->i_inode.i_uid, dip->i_inode.i_gid);
 		if (error)
 			goto out_gunlock_q;
 
@@ -220,7 +219,7 @@ static int gfs2_link(struct dentry *old_dentry, struct inode *dir,
 	}
 
 	error = gfs2_dir_add(dir, &dentry->d_name, &ip->i_num,
-			     IF2DT(ip->i_di.di_mode));
+			     IF2DT(inode->i_mode));
 	if (error)
 		goto out_end_trans;
 
@@ -326,7 +325,7 @@ static int gfs2_symlink(struct inode *dir, struct dentry *dentry,
 
 	gfs2_holder_init(dip->i_gl, 0, 0, ghs);
 
-	inode = gfs2_createi(ghs, &dentry->d_name, S_IFLNK | S_IRWXUGO);
+	inode = gfs2_createi(ghs, &dentry->d_name, S_IFLNK | S_IRWXUGO, 0);
 	if (IS_ERR(inode)) {
 		gfs2_holder_uninit(ghs);
 		return PTR_ERR(inode);
@@ -339,7 +338,7 @@ static int gfs2_symlink(struct inode *dir, struct dentry *dentry,
 	error = gfs2_meta_inode_buffer(ip, &dibh);
 
 	if (!gfs2_assert_withdraw(sdp, !error)) {
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		memcpy(dibh->b_data + sizeof(struct gfs2_dinode), symname,
 		       size);
 		brelse(dibh);
@@ -379,7 +378,7 @@ static int gfs2_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 
 	gfs2_holder_init(dip->i_gl, 0, 0, ghs);
 
-	inode = gfs2_createi(ghs, &dentry->d_name, S_IFDIR | mode);
+	inode = gfs2_createi(ghs, &dentry->d_name, S_IFDIR | mode, 0);
 	if (IS_ERR(inode)) {
 		gfs2_holder_uninit(ghs);
 		return PTR_ERR(inode);
@@ -387,10 +386,9 @@ static int gfs2_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 
 	ip = ghs[1].gh_gl->gl_object;
 
-	ip->i_di.di_nlink = 2;
+	ip->i_inode.i_nlink = 2;
 	ip->i_di.di_size = sdp->sd_sb.sb_bsize - sizeof(struct gfs2_dinode);
 	ip->i_di.di_flags |= GFS2_DIF_JDATA;
-	ip->i_di.di_payload_format = GFS2_FORMAT_DE;
 	ip->i_di.di_entries = 2;
 
 	error = gfs2_meta_inode_buffer(ip, &dibh);
@@ -414,7 +412,7 @@ static int gfs2_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 		gfs2_inum_out(&dip->i_num, &dent->de_inum);
 		dent->de_type = cpu_to_be16(DT_DIR);
 
-		gfs2_dinode_out(&ip->i_di, di);
+		gfs2_dinode_out(ip, di);
 
 		brelse(dibh);
 	}
@@ -467,7 +465,7 @@ static int gfs2_rmdir(struct inode *dir, struct dentry *dentry)
 
 	if (ip->i_di.di_entries < 2) {
 		if (gfs2_consist_inode(ip))
-			gfs2_dinode_print(&ip->i_di);
+			gfs2_dinode_print(ip);
 		error = -EIO;
 		goto out_gunlock;
 	}
@@ -504,47 +502,19 @@ out:
 static int gfs2_mknod(struct inode *dir, struct dentry *dentry, int mode,
 		      dev_t dev)
 {
-	struct gfs2_inode *dip = GFS2_I(dir), *ip;
+	struct gfs2_inode *dip = GFS2_I(dir);
 	struct gfs2_sbd *sdp = GFS2_SB(dir);
 	struct gfs2_holder ghs[2];
 	struct inode *inode;
-	struct buffer_head *dibh;
-	u32 major = 0, minor = 0;
-	int error;
-
-	switch (mode & S_IFMT) {
-	case S_IFBLK:
-	case S_IFCHR:
-		major = MAJOR(dev);
-		minor = MINOR(dev);
-		break;
-	case S_IFIFO:
-	case S_IFSOCK:
-		break;
-	default:
-		return -EOPNOTSUPP;
-	};
 
 	gfs2_holder_init(dip->i_gl, 0, 0, ghs);
 
-	inode = gfs2_createi(ghs, &dentry->d_name, mode);
+	inode = gfs2_createi(ghs, &dentry->d_name, mode, dev);
 	if (IS_ERR(inode)) {
 		gfs2_holder_uninit(ghs);
 		return PTR_ERR(inode);
 	}
 
-	ip = ghs[1].gh_gl->gl_object;
-
-	ip->i_di.di_major = major;
-	ip->i_di.di_minor = minor;
-
-	error = gfs2_meta_inode_buffer(ip, &dibh);
-
-	if (!gfs2_assert_withdraw(sdp, !error)) {
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
-		brelse(dibh);
-	}
-
 	gfs2_trans_end(sdp);
 	if (dip->i_alloc.al_rgd)
 		gfs2_inplace_release(dip);
@@ -592,11 +562,10 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
 
 	/* Make sure we aren't trying to move a dirctory into it's subdir */
 
-	if (S_ISDIR(ip->i_di.di_mode) && odip != ndip) {
+	if (S_ISDIR(ip->i_inode.i_mode) && odip != ndip) {
 		dir_rename = 1;
 
-		error = gfs2_glock_nq_init(sdp->sd_rename_gl,
-					   LM_ST_EXCLUSIVE, 0,
+		error = gfs2_glock_nq_init(sdp->sd_rename_gl, LM_ST_EXCLUSIVE, 0,
 					   &r_gh);
 		if (error)
 			goto out;
@@ -637,10 +606,10 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
 		if (error)
 			goto out_gunlock;
 
-		if (S_ISDIR(nip->i_di.di_mode)) {
+		if (S_ISDIR(nip->i_inode.i_mode)) {
 			if (nip->i_di.di_entries < 2) {
 				if (gfs2_consist_inode(nip))
-					gfs2_dinode_print(&nip->i_di);
+					gfs2_dinode_print(nip);
 				error = -EIO;
 				goto out_gunlock;
 			}
@@ -666,7 +635,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
 		};
 
 		if (odip != ndip) {
-			if (!ndip->i_di.di_nlink) {
+			if (!ndip->i_inode.i_nlink) {
 				error = -EINVAL;
 				goto out_gunlock;
 			}
@@ -674,8 +643,8 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
 				error = -EFBIG;
 				goto out_gunlock;
 			}
-			if (S_ISDIR(ip->i_di.di_mode) &&
-			    ndip->i_di.di_nlink == (u32)-1) {
+			if (S_ISDIR(ip->i_inode.i_mode) &&
+			    ndip->i_inode.i_nlink == (u32)-1) {
 				error = -EMLINK;
 				goto out_gunlock;
 			}
@@ -702,8 +671,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
 		if (error)
 			goto out_alloc;
 
-		error = gfs2_quota_check(ndip, ndip->i_di.di_uid,
-					 ndip->i_di.di_gid);
+		error = gfs2_quota_check(ndip, ndip->i_inode.i_uid, ndip->i_inode.i_gid);
 		if (error)
 			goto out_gunlock_q;
 
@@ -729,7 +697,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
 	/* Remove the target file, if it exists */
 
 	if (nip) {
-		if (S_ISDIR(nip->i_di.di_mode))
+		if (S_ISDIR(nip->i_inode.i_mode))
 			error = gfs2_rmdiri(ndip, &ndentry->d_name, nip);
 		else {
 			error = gfs2_dir_del(ndip, &ndentry->d_name);
@@ -760,9 +728,9 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
 		error = gfs2_meta_inode_buffer(ip, &dibh);
 		if (error)
 			goto out_end_trans;
-		ip->i_di.di_ctime = get_seconds();
+		ip->i_inode.i_ctime.tv_sec = get_seconds();
 		gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-		gfs2_dinode_out(&ip->i_di, dibh->b_data);
+		gfs2_dinode_out(ip, dibh->b_data);
 		brelse(dibh);
 	}
 
@@ -771,7 +739,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry,
 		goto out_end_trans;
 
 	error = gfs2_dir_add(ndir, &ndentry->d_name, &ip->i_num,
-			     IF2DT(ip->i_di.di_mode));
+			     IF2DT(ip->i_inode.i_mode));
 	if (error)
 		goto out_end_trans;
 
@@ -867,6 +835,10 @@ static void *gfs2_follow_link(struct dentry *dentry, struct nameidata *nd)
  * @mask:
  * @nd: passed from Linux VFS, ignored by us
  *
+ * This may be called from the VFS directly, or from within GFS2 with the
+ * inode locked, so we look to see if the glock is already locked and only
+ * lock the glock if its not already been done.
+ *
  * Returns: errno
  */
 
@@ -875,15 +847,18 @@ static int gfs2_permission(struct inode *inode, int mask, struct nameidata *nd)
 	struct gfs2_inode *ip = GFS2_I(inode);
 	struct gfs2_holder i_gh;
 	int error;
+	int unlock = 0;
 
-	if (ip->i_vn == ip->i_gl->gl_vn)
-		return generic_permission(inode, mask, gfs2_check_acl);
+	if (gfs2_glock_is_locked_by_me(ip->i_gl) == 0) {
+		error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &i_gh);
+		if (error)
+			return error;
+		unlock = 1;
+	}
 
-	error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &i_gh);
-	if (!error) {
-		error = generic_permission(inode, mask, gfs2_check_acl_locked);
+	error = generic_permission(inode, mask, gfs2_check_acl);
+	if (unlock)
 		gfs2_glock_dq_uninit(&i_gh);
-	}
 
 	return error;
 }
@@ -914,8 +889,8 @@ static int setattr_chown(struct inode *inode, struct iattr *attr)
 	u32 ouid, ogid, nuid, ngid;
 	int error;
 
-	ouid = ip->i_di.di_uid;
-	ogid = ip->i_di.di_gid;
+	ouid = inode->i_uid;
+	ogid = inode->i_gid;
 	nuid = attr->ia_uid;
 	ngid = attr->ia_gid;
 
@@ -946,10 +921,9 @@ static int setattr_chown(struct inode *inode, struct iattr *attr)
 
 	error = inode_setattr(inode, attr);
 	gfs2_assert_warn(sdp, !error);
-	gfs2_inode_attr_out(ip);
 
 	gfs2_trans_add_bh(ip->i_gl, dibh, 1);
-	gfs2_dinode_out(&ip->i_di, dibh->b_data);
+	gfs2_dinode_out(ip, dibh->b_data);
 	brelse(dibh);
 
 	if (ouid != NO_QUOTA_CHANGE || ogid != NO_QUOTA_CHANGE) {
@@ -1018,6 +992,12 @@ out:
  * @dentry: The dentry to stat
  * @stat: The inode's stats
  *
+ * This may be called from the VFS directly, or from within GFS2 with the
+ * inode locked, so we look to see if the glock is already locked and only
+ * lock the glock if its not already been done. Note that its the NFS
+ * readdirplus operation which causes this to be called (from filldir)
+ * with the glock already held.
+ *
  * Returns: errno
  */
 
@@ -1028,14 +1008,20 @@ static int gfs2_getattr(struct vfsmount *mnt, struct dentry *dentry,
 	struct gfs2_inode *ip = GFS2_I(inode);
 	struct gfs2_holder gh;
 	int error;
+	int unlock = 0;
 
-	error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &gh);
-	if (!error) {
-		generic_fillattr(inode, stat);
-		gfs2_glock_dq_uninit(&gh);
+	if (gfs2_glock_is_locked_by_me(ip->i_gl) == 0) {
+		error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &gh);
+		if (error)
+			return error;
+		unlock = 1;
 	}
 
-	return error;
+	generic_fillattr(inode, stat);
+	if (unlock);
+		gfs2_glock_dq_uninit(&gh);
+
+	return 0;
 }
 
 static int gfs2_setxattr(struct dentry *dentry, const char *name,
diff --git a/fs/gfs2/ops_super.c b/fs/gfs2/ops_super.c
index b47d9598c047..7685b46f934b 100644
--- a/fs/gfs2/ops_super.c
+++ b/fs/gfs2/ops_super.c
@@ -157,7 +157,8 @@ static void gfs2_write_super(struct super_block *sb)
 static int gfs2_sync_fs(struct super_block *sb, int wait)
 {
 	sb->s_dirt = 0;
-	gfs2_log_flush(sb->s_fs_info, NULL);
+	if (wait)
+		gfs2_log_flush(sb->s_fs_info, NULL);
 	return 0;
 }
 
@@ -215,7 +216,7 @@ static int gfs2_statfs(struct dentry *dentry, struct kstatfs *buf)
 {
 	struct super_block *sb = dentry->d_inode->i_sb;
 	struct gfs2_sbd *sdp = sb->s_fs_info;
-	struct gfs2_statfs_change sc;
+	struct gfs2_statfs_change_host sc;
 	int error;
 
 	if (gfs2_tune_get(sdp, gt_statfs_slow))
@@ -293,8 +294,6 @@ static void gfs2_clear_inode(struct inode *inode)
 	 */
 	if (inode->i_private) {
 		struct gfs2_inode *ip = GFS2_I(inode);
-		gfs2_glock_inode_squish(inode);
-		gfs2_assert(inode->i_sb->s_fs_info, ip->i_gl->gl_state == LM_ST_UNLOCKED);
 		ip->i_gl->gl_object = NULL;
 		gfs2_glock_schedule_for_reclaim(ip->i_gl);
 		gfs2_glock_put(ip->i_gl);
@@ -395,7 +394,7 @@ static void gfs2_delete_inode(struct inode *inode)
 	if (!inode->i_private)
 		goto out;
 
-	error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, LM_FLAG_TRY_1CB | GL_NOCACHE, &gh);
+	error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, LM_FLAG_TRY_1CB, &gh);
 	if (unlikely(error)) {
 		gfs2_glock_dq_uninit(&ip->i_iopen_gh);
 		goto out;
@@ -407,7 +406,7 @@ static void gfs2_delete_inode(struct inode *inode)
 	if (error)
 		goto out_uninit;
 
-	if (S_ISDIR(ip->i_di.di_mode) &&
+	if (S_ISDIR(inode->i_mode) &&
 	    (ip->i_di.di_flags & GFS2_DIF_EXHASH)) {
 		error = gfs2_dir_exhash_dealloc(ip);
 		if (error)
diff --git a/fs/gfs2/ops_vm.c b/fs/gfs2/ops_vm.c
index 5453d2947ab3..45a5f11fc39a 100644
--- a/fs/gfs2/ops_vm.c
+++ b/fs/gfs2/ops_vm.c
@@ -76,7 +76,7 @@ static int alloc_page_backing(struct gfs2_inode *ip, struct page *page)
 	if (error)
 		goto out;
 
-	error = gfs2_quota_check(ip, ip->i_di.di_uid, ip->i_di.di_gid);
+	error = gfs2_quota_check(ip, ip->i_inode.i_uid, ip->i_inode.i_gid);
 	if (error)
 		goto out_gunlock_q;
 
diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
index a3deae7416c9..d0db881b55d2 100644
--- a/fs/gfs2/quota.c
+++ b/fs/gfs2/quota.c
@@ -452,19 +452,19 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid)
 	if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
 		return 0;
 
-	error = qdsb_get(sdp, QUOTA_USER, ip->i_di.di_uid, CREATE, qd);
+	error = qdsb_get(sdp, QUOTA_USER, ip->i_inode.i_uid, CREATE, qd);
 	if (error)
 		goto out;
 	al->al_qd_num++;
 	qd++;
 
-	error = qdsb_get(sdp, QUOTA_GROUP, ip->i_di.di_gid, CREATE, qd);
+	error = qdsb_get(sdp, QUOTA_GROUP, ip->i_inode.i_gid, CREATE, qd);
 	if (error)
 		goto out;
 	al->al_qd_num++;
 	qd++;
 
-	if (uid != NO_QUOTA_CHANGE && uid != ip->i_di.di_uid) {
+	if (uid != NO_QUOTA_CHANGE && uid != ip->i_inode.i_uid) {
 		error = qdsb_get(sdp, QUOTA_USER, uid, CREATE, qd);
 		if (error)
 			goto out;
@@ -472,7 +472,7 @@ int gfs2_quota_hold(struct gfs2_inode *ip, u32 uid, u32 gid)
 		qd++;
 	}
 
-	if (gid != NO_QUOTA_CHANGE && gid != ip->i_di.di_gid) {
+	if (gid != NO_QUOTA_CHANGE && gid != ip->i_inode.i_gid) {
 		error = qdsb_get(sdp, QUOTA_GROUP, gid, CREATE, qd);
 		if (error)
 			goto out;
@@ -539,8 +539,7 @@ static void do_qc(struct gfs2_quota_data *qd, s64 change)
 		qc->qc_id = cpu_to_be32(qd->qd_id);
 	}
 
-	x = qc->qc_change;
-	x = be64_to_cpu(x) + change;
+	x = be64_to_cpu(qc->qc_change) + change;
 	qc->qc_change = cpu_to_be64(x);
 
 	spin_lock(&sdp->sd_quota_spin);
@@ -743,7 +742,7 @@ static int do_glock(struct gfs2_quota_data *qd, int force_refresh,
 	struct gfs2_sbd *sdp = qd->qd_gl->gl_sbd;
 	struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
 	struct gfs2_holder i_gh;
-	struct gfs2_quota q;
+	struct gfs2_quota_host q;
 	char buf[sizeof(struct gfs2_quota)];
 	struct file_ra_state ra_state;
 	int error;
@@ -1103,7 +1102,7 @@ int gfs2_quota_init(struct gfs2_sbd *sdp)
 
 		for (y = 0; y < sdp->sd_qc_per_block && slot < sdp->sd_quota_slots;
 		     y++, slot++) {
-			struct gfs2_quota_change qc;
+			struct gfs2_quota_change_host qc;
 			struct gfs2_quota_data *qd;
 
 			gfs2_quota_change_in(&qc, bh->b_data +
diff --git a/fs/gfs2/recovery.c b/fs/gfs2/recovery.c
index 62cd223819b7..d0c806b85c86 100644
--- a/fs/gfs2/recovery.c
+++ b/fs/gfs2/recovery.c
@@ -132,10 +132,11 @@ void gfs2_revoke_clean(struct gfs2_sbd *sdp)
  */
 
 static int get_log_header(struct gfs2_jdesc *jd, unsigned int blk,
-			  struct gfs2_log_header *head)
+			  struct gfs2_log_header_host *head)
 {
 	struct buffer_head *bh;
-	struct gfs2_log_header lh;
+	struct gfs2_log_header_host lh;
+	const u32 nothing = 0;
 	u32 hash;
 	int error;
 
@@ -143,11 +144,11 @@ static int get_log_header(struct gfs2_jdesc *jd, unsigned int blk,
 	if (error)
 		return error;
 
-	memcpy(&lh, bh->b_data, sizeof(struct gfs2_log_header));
-	lh.lh_hash = 0;
-	hash = gfs2_disk_hash((char *)&lh, sizeof(struct gfs2_log_header));
+	hash = crc32_le((u32)~0, bh->b_data, sizeof(struct gfs2_log_header) -
+					     sizeof(u32));
+	hash = crc32_le(hash, (unsigned char const *)&nothing, sizeof(nothing));
+	hash ^= (u32)~0;
 	gfs2_log_header_in(&lh, bh->b_data);
-
 	brelse(bh);
 
 	if (lh.lh_header.mh_magic != GFS2_MAGIC ||
@@ -174,7 +175,7 @@ static int get_log_header(struct gfs2_jdesc *jd, unsigned int blk,
  */
 
 static int find_good_lh(struct gfs2_jdesc *jd, unsigned int *blk,
-			struct gfs2_log_header *head)
+			struct gfs2_log_header_host *head)
 {
 	unsigned int orig_blk = *blk;
 	int error;
@@ -205,10 +206,10 @@ static int find_good_lh(struct gfs2_jdesc *jd, unsigned int *blk,
  * Returns: errno
  */
 
-static int jhead_scan(struct gfs2_jdesc *jd, struct gfs2_log_header *head)
+static int jhead_scan(struct gfs2_jdesc *jd, struct gfs2_log_header_host *head)
 {
 	unsigned int blk = head->lh_blkno;
-	struct gfs2_log_header lh;
+	struct gfs2_log_header_host lh;
 	int error;
 
 	for (;;) {
@@ -245,9 +246,9 @@ static int jhead_scan(struct gfs2_jdesc *jd, struct gfs2_log_header *head)
  * Returns: errno
  */
 
-int gfs2_find_jhead(struct gfs2_jdesc *jd, struct gfs2_log_header *head)
+int gfs2_find_jhead(struct gfs2_jdesc *jd, struct gfs2_log_header_host *head)
 {
-	struct gfs2_log_header lh_1, lh_m;
+	struct gfs2_log_header_host lh_1, lh_m;
 	u32 blk_1, blk_2, blk_m;
 	int error;
 
@@ -320,7 +321,7 @@ static int foreach_descriptor(struct gfs2_jdesc *jd, unsigned int start,
 		length = be32_to_cpu(ld->ld_length);
 
 		if (be32_to_cpu(ld->ld_header.mh_type) == GFS2_METATYPE_LH) {
-			struct gfs2_log_header lh;
+			struct gfs2_log_header_host lh;
 			error = get_log_header(jd, start, &lh);
 			if (!error) {
 				gfs2_replay_incr_blk(sdp, &start);
@@ -363,7 +364,7 @@ static int foreach_descriptor(struct gfs2_jdesc *jd, unsigned int start,
  * Returns: errno
  */
 
-static int clean_journal(struct gfs2_jdesc *jd, struct gfs2_log_header *head)
+static int clean_journal(struct gfs2_jdesc *jd, struct gfs2_log_header_host *head)
 {
 	struct gfs2_inode *ip = GFS2_I(jd->jd_inode);
 	struct gfs2_sbd *sdp = GFS2_SB(jd->jd_inode);
@@ -425,7 +426,7 @@ int gfs2_recover_journal(struct gfs2_jdesc *jd)
 {
 	struct gfs2_inode *ip = GFS2_I(jd->jd_inode);
 	struct gfs2_sbd *sdp = GFS2_SB(jd->jd_inode);
-	struct gfs2_log_header head;
+	struct gfs2_log_header_host head;
 	struct gfs2_holder j_gh, ji_gh, t_gh;
 	unsigned long t;
 	int ro = 0;
diff --git a/fs/gfs2/recovery.h b/fs/gfs2/recovery.h
index 961feedf4d8b..f7235e61c723 100644
--- a/fs/gfs2/recovery.h
+++ b/fs/gfs2/recovery.h
@@ -26,7 +26,7 @@ int gfs2_revoke_check(struct gfs2_sbd *sdp, u64 blkno, unsigned int where);
 void gfs2_revoke_clean(struct gfs2_sbd *sdp);
 
 int gfs2_find_jhead(struct gfs2_jdesc *jd,
-		    struct gfs2_log_header *head);
+		    struct gfs2_log_header_host *head);
 int gfs2_recover_journal(struct gfs2_jdesc *gfs2_jd);
 void gfs2_check_journals(struct gfs2_sbd *sdp);
 
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index b261385c0065..ff0846528d54 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -253,7 +253,7 @@ void gfs2_rgrp_verify(struct gfs2_rgrpd *rgd)
 
 }
 
-static inline int rgrp_contains_block(struct gfs2_rindex *ri, u64 block)
+static inline int rgrp_contains_block(struct gfs2_rindex_host *ri, u64 block)
 {
 	u64 first = ri->ri_data0;
 	u64 last = first + ri->ri_data;
@@ -1217,7 +1217,7 @@ u64 gfs2_alloc_data(struct gfs2_inode *ip)
 	al->al_alloced++;
 
 	gfs2_statfs_change(sdp, 0, -1, 0);
-	gfs2_quota_change(ip, +1, ip->i_di.di_uid, ip->i_di.di_gid);
+	gfs2_quota_change(ip, +1, ip->i_inode.i_uid, ip->i_inode.i_gid);
 
 	spin_lock(&sdp->sd_rindex_spin);
 	rgd->rd_free_clone--;
@@ -1261,7 +1261,7 @@ u64 gfs2_alloc_meta(struct gfs2_inode *ip)
 	al->al_alloced++;
 
 	gfs2_statfs_change(sdp, 0, -1, 0);
-	gfs2_quota_change(ip, +1, ip->i_di.di_uid, ip->i_di.di_gid);
+	gfs2_quota_change(ip, +1, ip->i_inode.i_uid, ip->i_inode.i_gid);
 	gfs2_trans_add_unrevoke(sdp, block);
 
 	spin_lock(&sdp->sd_rindex_spin);
@@ -1337,8 +1337,7 @@ void gfs2_free_data(struct gfs2_inode *ip, u64 bstart, u32 blen)
 	gfs2_trans_add_rg(rgd);
 
 	gfs2_statfs_change(sdp, 0, +blen, 0);
-	gfs2_quota_change(ip, -(s64)blen,
-			 ip->i_di.di_uid, ip->i_di.di_gid);
+	gfs2_quota_change(ip, -(s64)blen, ip->i_inode.i_uid, ip->i_inode.i_gid);
 }
 
 /**
@@ -1366,7 +1365,7 @@ void gfs2_free_meta(struct gfs2_inode *ip, u64 bstart, u32 blen)
 	gfs2_trans_add_rg(rgd);
 
 	gfs2_statfs_change(sdp, 0, +blen, 0);
-	gfs2_quota_change(ip, -(s64)blen, ip->i_di.di_uid, ip->i_di.di_gid);
+	gfs2_quota_change(ip, -(s64)blen, ip->i_inode.i_uid, ip->i_inode.i_gid);
 	gfs2_meta_wipe(ip, bstart, blen);
 }
 
@@ -1411,7 +1410,7 @@ static void gfs2_free_uninit_di(struct gfs2_rgrpd *rgd, u64 blkno)
 void gfs2_free_di(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip)
 {
 	gfs2_free_uninit_di(rgd, ip->i_num.no_addr);
-	gfs2_quota_change(ip, -1, ip->i_di.di_uid, ip->i_di.di_gid);
+	gfs2_quota_change(ip, -1, ip->i_inode.i_uid, ip->i_inode.i_gid);
 	gfs2_meta_wipe(ip, ip->i_num.no_addr, 1);
 }
 
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 6a78b1b32e25..43a24f2e5905 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -97,7 +97,7 @@ void gfs2_tune_init(struct gfs2_tune *gt)
  * changed.
  */
 
-int gfs2_check_sb(struct gfs2_sbd *sdp, struct gfs2_sb *sb, int silent)
+int gfs2_check_sb(struct gfs2_sbd *sdp, struct gfs2_sb_host *sb, int silent)
 {
 	unsigned int x;
 
@@ -180,6 +180,24 @@ static int end_bio_io_page(struct bio *bio, unsigned int bytes_done, int error)
 	return 0;
 }
 
+/**
+ * gfs2_read_super - Read the gfs2 super block from disk
+ * @sb: The VFS super block
+ * @sector: The location of the super block
+ *
+ * This uses the bio functions to read the super block from disk
+ * because we want to be 100% sure that we never read cached data.
+ * A super block is read twice only during each GFS2 mount and is
+ * never written to by the filesystem. The first time its read no
+ * locks are held, and the only details which are looked at are those
+ * relating to the locking protocol. Once locking is up and working,
+ * the sb is read again under the lock to establish the location of
+ * the master directory (contains pointers to journals etc) and the
+ * root directory.
+ *
+ * Returns: A page containing the sb or NULL
+ */
+
 struct page *gfs2_read_super(struct super_block *sb, sector_t sector)
 {
 	struct page *page;
@@ -199,7 +217,7 @@ struct page *gfs2_read_super(struct super_block *sb, sector_t sector)
 		return NULL;
 	}
 
-	bio->bi_sector = sector;
+	bio->bi_sector = sector * (sb->s_blocksize >> 9);
 	bio->bi_bdev = sb->s_bdev;
 	bio_add_page(bio, page, PAGE_SIZE, 0);
 
@@ -508,7 +526,7 @@ int gfs2_make_fs_rw(struct gfs2_sbd *sdp)
 	struct gfs2_inode *ip = GFS2_I(sdp->sd_jdesc->jd_inode);
 	struct gfs2_glock *j_gl = ip->i_gl;
 	struct gfs2_holder t_gh;
-	struct gfs2_log_header head;
+	struct gfs2_log_header_host head;
 	int error;
 
 	error = gfs2_glock_nq_init(sdp->sd_trans_gl, LM_ST_SHARED,
@@ -517,7 +535,7 @@ int gfs2_make_fs_rw(struct gfs2_sbd *sdp)
 		return error;
 
 	gfs2_meta_cache_flush(ip);
-	j_gl->gl_ops->go_inval(j_gl, DIO_METADATA | DIO_DATA);
+	j_gl->gl_ops->go_inval(j_gl, DIO_METADATA);
 
 	error = gfs2_find_jhead(sdp->sd_jdesc, &head);
 	if (error)
@@ -587,9 +605,9 @@ int gfs2_make_fs_ro(struct gfs2_sbd *sdp)
 int gfs2_statfs_init(struct gfs2_sbd *sdp)
 {
 	struct gfs2_inode *m_ip = GFS2_I(sdp->sd_statfs_inode);
-	struct gfs2_statfs_change *m_sc = &sdp->sd_statfs_master;
+	struct gfs2_statfs_change_host *m_sc = &sdp->sd_statfs_master;
 	struct gfs2_inode *l_ip = GFS2_I(sdp->sd_sc_inode);
-	struct gfs2_statfs_change *l_sc = &sdp->sd_statfs_local;
+	struct gfs2_statfs_change_host *l_sc = &sdp->sd_statfs_local;
 	struct buffer_head *m_bh, *l_bh;
 	struct gfs2_holder gh;
 	int error;
@@ -634,7 +652,7 @@ void gfs2_statfs_change(struct gfs2_sbd *sdp, s64 total, s64 free,
 			s64 dinodes)
 {
 	struct gfs2_inode *l_ip = GFS2_I(sdp->sd_sc_inode);
-	struct gfs2_statfs_change *l_sc = &sdp->sd_statfs_local;
+	struct gfs2_statfs_change_host *l_sc = &sdp->sd_statfs_local;
 	struct buffer_head *l_bh;
 	int error;
 
@@ -660,8 +678,8 @@ int gfs2_statfs_sync(struct gfs2_sbd *sdp)
 {
 	struct gfs2_inode *m_ip = GFS2_I(sdp->sd_statfs_inode);
 	struct gfs2_inode *l_ip = GFS2_I(sdp->sd_sc_inode);
-	struct gfs2_statfs_change *m_sc = &sdp->sd_statfs_master;
-	struct gfs2_statfs_change *l_sc = &sdp->sd_statfs_local;
+	struct gfs2_statfs_change_host *m_sc = &sdp->sd_statfs_master;
+	struct gfs2_statfs_change_host *l_sc = &sdp->sd_statfs_local;
 	struct gfs2_holder gh;
 	struct buffer_head *m_bh, *l_bh;
 	int error;
@@ -727,10 +745,10 @@ out:
  * Returns: errno
  */
 
-int gfs2_statfs_i(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc)
+int gfs2_statfs_i(struct gfs2_sbd *sdp, struct gfs2_statfs_change_host *sc)
 {
-	struct gfs2_statfs_change *m_sc = &sdp->sd_statfs_master;
-	struct gfs2_statfs_change *l_sc = &sdp->sd_statfs_local;
+	struct gfs2_statfs_change_host *m_sc = &sdp->sd_statfs_master;
+	struct gfs2_statfs_change_host *l_sc = &sdp->sd_statfs_local;
 
 	spin_lock(&sdp->sd_statfs_spin);
 
@@ -760,7 +778,7 @@ int gfs2_statfs_i(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc)
  */
 
 static int statfs_slow_fill(struct gfs2_rgrpd *rgd,
-			    struct gfs2_statfs_change *sc)
+			    struct gfs2_statfs_change_host *sc)
 {
 	gfs2_rgrp_verify(rgd);
 	sc->sc_total += rgd->rd_ri.ri_data;
@@ -782,7 +800,7 @@ static int statfs_slow_fill(struct gfs2_rgrpd *rgd,
  * Returns: errno
  */
 
-int gfs2_statfs_slow(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc)
+int gfs2_statfs_slow(struct gfs2_sbd *sdp, struct gfs2_statfs_change_host *sc)
 {
 	struct gfs2_holder ri_gh;
 	struct gfs2_rgrpd *rgd_next;
@@ -792,7 +810,7 @@ int gfs2_statfs_slow(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc)
 	int done;
 	int error = 0, err;
 
-	memset(sc, 0, sizeof(struct gfs2_statfs_change));
+	memset(sc, 0, sizeof(struct gfs2_statfs_change_host));
 	gha = kcalloc(slots, sizeof(struct gfs2_holder), GFP_KERNEL);
 	if (!gha)
 		return -ENOMEM;
@@ -873,7 +891,7 @@ static int gfs2_lock_fs_check_clean(struct gfs2_sbd *sdp,
 	struct gfs2_jdesc *jd;
 	struct lfcc *lfcc;
 	LIST_HEAD(list);
-	struct gfs2_log_header lh;
+	struct gfs2_log_header_host lh;
 	int error;
 
 	error = gfs2_jindex_hold(sdp, &ji_gh);
diff --git a/fs/gfs2/super.h b/fs/gfs2/super.h
index 5bb443ae0f59..e590b2df11dc 100644
--- a/fs/gfs2/super.h
+++ b/fs/gfs2/super.h
@@ -14,7 +14,7 @@
 
 void gfs2_tune_init(struct gfs2_tune *gt);
 
-int gfs2_check_sb(struct gfs2_sbd *sdp, struct gfs2_sb *sb, int silent);
+int gfs2_check_sb(struct gfs2_sbd *sdp, struct gfs2_sb_host *sb, int silent);
 int gfs2_read_sb(struct gfs2_sbd *sdp, struct gfs2_glock *gl, int silent);
 struct page *gfs2_read_super(struct super_block *sb, sector_t sector);
 
@@ -45,8 +45,8 @@ int gfs2_statfs_init(struct gfs2_sbd *sdp);
 void gfs2_statfs_change(struct gfs2_sbd *sdp,
 			s64 total, s64 free, s64 dinodes);
 int gfs2_statfs_sync(struct gfs2_sbd *sdp);
-int gfs2_statfs_i(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc);
-int gfs2_statfs_slow(struct gfs2_sbd *sdp, struct gfs2_statfs_change *sc);
+int gfs2_statfs_i(struct gfs2_sbd *sdp, struct gfs2_statfs_change_host *sc);
+int gfs2_statfs_slow(struct gfs2_sbd *sdp, struct gfs2_statfs_change_host *sc);
 
 int gfs2_freeze_fs(struct gfs2_sbd *sdp);
 void gfs2_unfreeze_fs(struct gfs2_sbd *sdp);
diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c
index 0e0ec988f731..983eaf1e06be 100644
--- a/fs/gfs2/sys.c
+++ b/fs/gfs2/sys.c
@@ -426,9 +426,6 @@ static ssize_t name##_store(struct gfs2_sbd *sdp, const char *buf, size_t len)\
 }                                                                             \
 TUNE_ATTR_2(name, name##_store)
 
-TUNE_ATTR(ilimit, 0);
-TUNE_ATTR(ilimit_tries, 0);
-TUNE_ATTR(ilimit_min, 0);
 TUNE_ATTR(demote_secs, 0);
 TUNE_ATTR(incore_log_blocks, 0);
 TUNE_ATTR(log_flush_secs, 0);
@@ -447,7 +444,6 @@ TUNE_ATTR(quota_simul_sync, 1);
 TUNE_ATTR(quota_cache_secs, 1);
 TUNE_ATTR(max_atomic_write, 1);
 TUNE_ATTR(stall_secs, 1);
-TUNE_ATTR(entries_per_readdir, 1);
 TUNE_ATTR(greedy_default, 1);
 TUNE_ATTR(greedy_quantum, 1);
 TUNE_ATTR(greedy_max, 1);
@@ -459,9 +455,6 @@ TUNE_ATTR_DAEMON(quotad_secs, quotad_process);
 TUNE_ATTR_3(quota_scale, quota_scale_show, quota_scale_store);
 
 static struct attribute *tune_attrs[] = {
-	&tune_attr_ilimit.attr,
-	&tune_attr_ilimit_tries.attr,
-	&tune_attr_ilimit_min.attr,
 	&tune_attr_demote_secs.attr,
 	&tune_attr_incore_log_blocks.attr,
 	&tune_attr_log_flush_secs.attr,
@@ -478,7 +471,6 @@ static struct attribute *tune_attrs[] = {
 	&tune_attr_quota_cache_secs.attr,
 	&tune_attr_max_atomic_write.attr,
 	&tune_attr_stall_secs.attr,
-	&tune_attr_entries_per_readdir.attr,
 	&tune_attr_greedy_default.attr,
 	&tune_attr_greedy_quantum.attr,
 	&tune_attr_greedy_max.attr,
diff --git a/fs/gfs2/util.c b/fs/gfs2/util.c
index 196c604faadc..e5707a9f78c2 100644
--- a/fs/gfs2/util.c
+++ b/fs/gfs2/util.c
@@ -23,9 +23,9 @@
 #include "lm.h"
 #include "util.h"
 
-kmem_cache_t *gfs2_glock_cachep __read_mostly;
-kmem_cache_t *gfs2_inode_cachep __read_mostly;
-kmem_cache_t *gfs2_bufdata_cachep __read_mostly;
+struct kmem_cache *gfs2_glock_cachep __read_mostly;
+struct kmem_cache *gfs2_inode_cachep __read_mostly;
+struct kmem_cache *gfs2_bufdata_cachep __read_mostly;
 
 void gfs2_assert_i(struct gfs2_sbd *sdp)
 {
diff --git a/fs/gfs2/util.h b/fs/gfs2/util.h
index 76a50899fe9e..28938a46cf47 100644
--- a/fs/gfs2/util.h
+++ b/fs/gfs2/util.h
@@ -83,8 +83,7 @@ static inline int gfs2_meta_check_i(struct gfs2_sbd *sdp,
 				    char *file, unsigned int line)
 {
 	struct gfs2_meta_header *mh = (struct gfs2_meta_header *)bh->b_data;
-	u32 magic = mh->mh_magic;
-	magic = be32_to_cpu(magic);
+	u32 magic = be32_to_cpu(mh->mh_magic);
 	if (unlikely(magic != GFS2_MAGIC))
 		return gfs2_meta_check_ii(sdp, bh, "magic number", function,
 					  file, line);
@@ -107,9 +106,8 @@ static inline int gfs2_metatype_check_i(struct gfs2_sbd *sdp,
 					char *file, unsigned int line)
 {
 	struct gfs2_meta_header *mh = (struct gfs2_meta_header *)bh->b_data;
-	u32 magic = mh->mh_magic;
+	u32 magic = be32_to_cpu(mh->mh_magic);
 	u16 t = be32_to_cpu(mh->mh_type);
-	magic = be32_to_cpu(magic);
 	if (unlikely(magic != GFS2_MAGIC))
 		return gfs2_meta_check_ii(sdp, bh, "magic number", function,
 					  file, line);
@@ -146,9 +144,9 @@ int gfs2_io_error_bh_i(struct gfs2_sbd *sdp, struct buffer_head *bh,
 gfs2_io_error_bh_i((sdp), (bh), __FUNCTION__, __FILE__, __LINE__);
 
 
-extern kmem_cache_t *gfs2_glock_cachep;
-extern kmem_cache_t *gfs2_inode_cachep;
-extern kmem_cache_t *gfs2_bufdata_cachep;
+extern struct kmem_cache *gfs2_glock_cachep;
+extern struct kmem_cache *gfs2_inode_cachep;
+extern struct kmem_cache *gfs2_bufdata_cachep;
 
 static inline unsigned int gfs2_tune_get_i(struct gfs2_tune *gt,
 					   unsigned int *p)