diff options
Diffstat (limited to 'fs/xfs/xfs_dir2_node.c')
| -rw-r--r-- | fs/xfs/xfs_dir2_node.c | 236 |
1 files changed, 100 insertions, 136 deletions
diff --git a/fs/xfs/xfs_dir2_node.c b/fs/xfs/xfs_dir2_node.c index b0f26780449d..6c7052406605 100644 --- a/fs/xfs/xfs_dir2_node.c +++ b/fs/xfs/xfs_dir2_node.c @@ -36,20 +36,20 @@ /* * Function declarations. */ -static void xfs_dir2_free_log_header(xfs_trans_t *tp, xfs_dabuf_t *bp); -static int xfs_dir2_leafn_add(xfs_dabuf_t *bp, xfs_da_args_t *args, int index); +static int xfs_dir2_leafn_add(struct xfs_buf *bp, xfs_da_args_t *args, + int index); #ifdef DEBUG -static void xfs_dir2_leafn_check(xfs_inode_t *dp, xfs_dabuf_t *bp); +static void xfs_dir2_leafn_check(struct xfs_inode *dp, struct xfs_buf *bp); #else #define xfs_dir2_leafn_check(dp, bp) #endif -static void xfs_dir2_leafn_moveents(xfs_da_args_t *args, xfs_dabuf_t *bp_s, - int start_s, xfs_dabuf_t *bp_d, int start_d, - int count); +static void xfs_dir2_leafn_moveents(xfs_da_args_t *args, struct xfs_buf *bp_s, + int start_s, struct xfs_buf *bp_d, + int start_d, int count); static void xfs_dir2_leafn_rebalance(xfs_da_state_t *state, xfs_da_state_blk_t *blk1, xfs_da_state_blk_t *blk2); -static int xfs_dir2_leafn_remove(xfs_da_args_t *args, xfs_dabuf_t *bp, +static int xfs_dir2_leafn_remove(xfs_da_args_t *args, struct xfs_buf *bp, int index, xfs_da_state_blk_t *dblk, int *rval); static int xfs_dir2_node_addname_int(xfs_da_args_t *args, @@ -60,16 +60,16 @@ static int xfs_dir2_node_addname_int(xfs_da_args_t *args, */ STATIC void xfs_dir2_free_log_bests( - xfs_trans_t *tp, /* transaction pointer */ - xfs_dabuf_t *bp, /* freespace buffer */ + struct xfs_trans *tp, + struct xfs_buf *bp, int first, /* first entry to log */ int last) /* last entry to log */ { xfs_dir2_free_t *free; /* freespace structure */ - free = bp->data; + free = bp->b_addr; ASSERT(free->hdr.magic == cpu_to_be32(XFS_DIR2_FREE_MAGIC)); - xfs_da_log_buf(tp, bp, + xfs_trans_log_buf(tp, bp, (uint)((char *)&free->bests[first] - (char *)free), (uint)((char *)&free->bests[last] - (char *)free + sizeof(free->bests[0]) - 1)); @@ -80,14 +80,14 @@ xfs_dir2_free_log_bests( */ static void xfs_dir2_free_log_header( - xfs_trans_t *tp, /* transaction pointer */ - xfs_dabuf_t *bp) /* freespace buffer */ + struct xfs_trans *tp, + struct xfs_buf *bp) { xfs_dir2_free_t *free; /* freespace structure */ - free = bp->data; + free = bp->b_addr; ASSERT(free->hdr.magic == cpu_to_be32(XFS_DIR2_FREE_MAGIC)); - xfs_da_log_buf(tp, bp, (uint)((char *)&free->hdr - (char *)free), + xfs_trans_log_buf(tp, bp, (uint)((char *)&free->hdr - (char *)free), (uint)(sizeof(xfs_dir2_free_hdr_t) - 1)); } @@ -99,11 +99,11 @@ xfs_dir2_free_log_header( int /* error */ xfs_dir2_leaf_to_node( xfs_da_args_t *args, /* operation arguments */ - xfs_dabuf_t *lbp) /* leaf buffer */ + struct xfs_buf *lbp) /* leaf buffer */ { xfs_inode_t *dp; /* incore directory inode */ int error; /* error return value */ - xfs_dabuf_t *fbp; /* freespace buffer */ + struct xfs_buf *fbp; /* freespace buffer */ xfs_dir2_db_t fdb; /* freespace block number */ xfs_dir2_free_t *free; /* freespace structure */ __be16 *from; /* pointer to freespace entry */ @@ -136,8 +136,8 @@ xfs_dir2_leaf_to_node( return error; } ASSERT(fbp != NULL); - free = fbp->data; - leaf = lbp->data; + free = fbp->b_addr; + leaf = lbp->b_addr; ltp = xfs_dir2_leaf_tail_p(mp, leaf); /* * Initialize the freespace block header. @@ -164,7 +164,6 @@ xfs_dir2_leaf_to_node( xfs_dir2_leaf_log_header(tp, lbp); xfs_dir2_free_log_header(tp, fbp); xfs_dir2_free_log_bests(tp, fbp, 0, be32_to_cpu(free->hdr.nvalid) - 1); - xfs_da_buf_done(fbp); xfs_dir2_leafn_check(dp, lbp); return 0; } @@ -175,7 +174,7 @@ xfs_dir2_leaf_to_node( */ static int /* error */ xfs_dir2_leafn_add( - xfs_dabuf_t *bp, /* leaf buffer */ + struct xfs_buf *bp, /* leaf buffer */ xfs_da_args_t *args, /* operation arguments */ int index) /* insertion pt for new entry */ { @@ -195,7 +194,7 @@ xfs_dir2_leafn_add( dp = args->dp; mp = dp->i_mount; tp = args->trans; - leaf = bp->data; + leaf = bp->b_addr; /* * Quick check just to make sure we are not going to index @@ -261,15 +260,15 @@ xfs_dir2_leafn_add( */ void xfs_dir2_leafn_check( - xfs_inode_t *dp, /* incore directory inode */ - xfs_dabuf_t *bp) /* leaf buffer */ + struct xfs_inode *dp, + struct xfs_buf *bp) { int i; /* leaf index */ xfs_dir2_leaf_t *leaf; /* leaf structure */ xfs_mount_t *mp; /* filesystem mount point */ int stale; /* count of stale leaves */ - leaf = bp->data; + leaf = bp->b_addr; mp = dp->i_mount; ASSERT(leaf->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); ASSERT(be16_to_cpu(leaf->hdr.count) <= xfs_dir2_max_leaf_ents(mp)); @@ -291,12 +290,12 @@ xfs_dir2_leafn_check( */ xfs_dahash_t /* hash value */ xfs_dir2_leafn_lasthash( - xfs_dabuf_t *bp, /* leaf buffer */ + struct xfs_buf *bp, /* leaf buffer */ int *count) /* count of entries in leaf */ { xfs_dir2_leaf_t *leaf; /* leaf structure */ - leaf = bp->data; + leaf = bp->b_addr; ASSERT(leaf->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); if (count) *count = be16_to_cpu(leaf->hdr.count); @@ -311,12 +310,12 @@ xfs_dir2_leafn_lasthash( */ STATIC int xfs_dir2_leafn_lookup_for_addname( - xfs_dabuf_t *bp, /* leaf buffer */ + struct xfs_buf *bp, /* leaf buffer */ xfs_da_args_t *args, /* operation arguments */ int *indexp, /* out: leaf entry index */ xfs_da_state_t *state) /* state to fill in */ { - xfs_dabuf_t *curbp = NULL; /* current data/free buffer */ + struct xfs_buf *curbp = NULL; /* current data/free buffer */ xfs_dir2_db_t curdb = -1; /* current data block number */ xfs_dir2_db_t curfdb = -1; /* current free block number */ xfs_inode_t *dp; /* incore directory inode */ @@ -335,7 +334,7 @@ xfs_dir2_leafn_lookup_for_addname( dp = args->dp; tp = args->trans; mp = dp->i_mount; - leaf = bp->data; + leaf = bp->b_addr; ASSERT(leaf->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); #ifdef __KERNEL__ ASSERT(be16_to_cpu(leaf->hdr.count) > 0); @@ -352,7 +351,7 @@ xfs_dir2_leafn_lookup_for_addname( /* If so, it's a free block buffer, get the block number. */ curbp = state->extrablk.bp; curfdb = state->extrablk.blkno; - free = curbp->data; + free = curbp->b_addr; ASSERT(free->hdr.magic == cpu_to_be32(XFS_DIR2_FREE_MAGIC)); } length = xfs_dir2_data_entsize(args->namelen); @@ -394,7 +393,7 @@ xfs_dir2_leafn_lookup_for_addname( * If we had one before, drop it. */ if (curbp) - xfs_da_brelse(tp, curbp); + xfs_trans_brelse(tp, curbp); /* * Read the free block. */ @@ -403,7 +402,7 @@ xfs_dir2_leafn_lookup_for_addname( -1, &curbp, XFS_DATA_FORK); if (error) return error; - free = curbp->data; + free = curbp->b_addr; ASSERT(be32_to_cpu(free->hdr.magic) == XFS_DIR2_FREE_MAGIC); ASSERT((be32_to_cpu(free->hdr.firstdb) % @@ -424,7 +423,7 @@ xfs_dir2_leafn_lookup_for_addname( XFS_ERROR_REPORT("xfs_dir2_leafn_lookup_int", XFS_ERRLEVEL_LOW, mp); if (curfdb != newfdb) - xfs_da_brelse(tp, curbp); + xfs_trans_brelse(tp, curbp); return XFS_ERROR(EFSCORRUPTED); } curfdb = newfdb; @@ -459,12 +458,12 @@ out: */ STATIC int xfs_dir2_leafn_lookup_for_entry( - xfs_dabuf_t *bp, /* leaf buffer */ + struct xfs_buf *bp, /* leaf buffer */ xfs_da_args_t *args, /* operation arguments */ int *indexp, /* out: leaf entry index */ xfs_da_state_t *state) /* state to fill in */ { - xfs_dabuf_t *curbp = NULL; /* current data/free buffer */ + struct xfs_buf *curbp = NULL; /* current data/free buffer */ xfs_dir2_db_t curdb = -1; /* current data block number */ xfs_dir2_data_entry_t *dep; /* data block entry */ xfs_inode_t *dp; /* incore directory inode */ @@ -480,7 +479,7 @@ xfs_dir2_leafn_lookup_for_entry( dp = args->dp; tp = args->trans; mp = dp->i_mount; - leaf = bp->data; + leaf = bp->b_addr; ASSERT(leaf->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); #ifdef __KERNEL__ ASSERT(be16_to_cpu(leaf->hdr.count) > 0); @@ -525,7 +524,7 @@ xfs_dir2_leafn_lookup_for_entry( */ if (curbp && (args->cmpresult == XFS_CMP_DIFFERENT || curdb != state->extrablk.blkno)) - xfs_da_brelse(tp, curbp); + xfs_trans_brelse(tp, curbp); /* * If needing the block that is saved with a CI match, * use it otherwise read in the new data block. @@ -547,7 +546,7 @@ xfs_dir2_leafn_lookup_for_entry( /* * Point to the data entry. */ - dep = (xfs_dir2_data_entry_t *)((char *)curbp->data + + dep = (xfs_dir2_data_entry_t *)((char *)curbp->b_addr + xfs_dir2_dataptr_to_off(mp, be32_to_cpu(lep->address))); /* * Compare the entry and if it's an exact match, return @@ -559,7 +558,7 @@ xfs_dir2_leafn_lookup_for_entry( /* If there is a CI match block, drop it */ if (args->cmpresult != XFS_CMP_DIFFERENT && curdb != state->extrablk.blkno) - xfs_da_brelse(tp, state->extrablk.bp); + xfs_trans_brelse(tp, state->extrablk.bp); args->cmpresult = cmp; args->inumber = be64_to_cpu(dep->inumber); *indexp = index; @@ -567,7 +566,7 @@ xfs_dir2_leafn_lookup_for_entry( state->extrablk.bp = curbp; state->extrablk.blkno = curdb; state->extrablk.index = (int)((char *)dep - - (char *)curbp->data); + (char *)curbp->b_addr); state->extrablk.magic = XFS_DIR2_DATA_MAGIC; if (cmp == XFS_CMP_EXACT) return XFS_ERROR(EEXIST); @@ -586,7 +585,7 @@ xfs_dir2_leafn_lookup_for_entry( } else { /* If the curbp is not the CI match block, drop it */ if (state->extrablk.bp != curbp) - xfs_da_brelse(tp, curbp); + xfs_trans_brelse(tp, curbp); } } else { state->extravalid = 0; @@ -602,7 +601,7 @@ xfs_dir2_leafn_lookup_for_entry( */ int xfs_dir2_leafn_lookup_int( - xfs_dabuf_t *bp, /* leaf buffer */ + struct xfs_buf *bp, /* leaf buffer */ xfs_da_args_t *args, /* operation arguments */ int *indexp, /* out: leaf entry index */ xfs_da_state_t *state) /* state to fill in */ @@ -620,9 +619,9 @@ xfs_dir2_leafn_lookup_int( static void xfs_dir2_leafn_moveents( xfs_da_args_t *args, /* operation arguments */ - xfs_dabuf_t *bp_s, /* source leaf buffer */ + struct xfs_buf *bp_s, /* source leaf buffer */ int start_s, /* source leaf index */ - xfs_dabuf_t *bp_d, /* destination leaf buffer */ + struct xfs_buf *bp_d, /* destination leaf buffer */ int start_d, /* destination leaf index */ int count) /* count of leaves to copy */ { @@ -640,8 +639,8 @@ xfs_dir2_leafn_moveents( return; } tp = args->trans; - leaf_s = bp_s->data; - leaf_d = bp_d->data; + leaf_s = bp_s->b_addr; + leaf_d = bp_d->b_addr; /* * If the destination index is not the end of the current * destination leaf entries, open up a hole in the destination @@ -702,14 +701,14 @@ xfs_dir2_leafn_moveents( */ int /* sort order */ xfs_dir2_leafn_order( - xfs_dabuf_t *leaf1_bp, /* leaf1 buffer */ - xfs_dabuf_t *leaf2_bp) /* leaf2 buffer */ + struct xfs_buf *leaf1_bp, /* leaf1 buffer */ + struct xfs_buf *leaf2_bp) /* leaf2 buffer */ { xfs_dir2_leaf_t *leaf1; /* leaf1 structure */ xfs_dir2_leaf_t *leaf2; /* leaf2 structure */ - leaf1 = leaf1_bp->data; - leaf2 = leaf2_bp->data; + leaf1 = leaf1_bp->b_addr; + leaf2 = leaf2_bp->b_addr; ASSERT(leaf1->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); ASSERT(leaf2->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); if (be16_to_cpu(leaf1->hdr.count) > 0 && @@ -757,8 +756,8 @@ xfs_dir2_leafn_rebalance( blk1 = blk2; blk2 = tmp; } - leaf1 = blk1->bp->data; - leaf2 = blk2->bp->data; + leaf1 = blk1->bp->b_addr; + leaf2 = blk2->bp->b_addr; oldsum = be16_to_cpu(leaf1->hdr.count) + be16_to_cpu(leaf2->hdr.count); #ifdef DEBUG oldstale = be16_to_cpu(leaf1->hdr.stale) + be16_to_cpu(leaf2->hdr.stale); @@ -834,14 +833,14 @@ xfs_dir2_leafn_rebalance( static int /* error */ xfs_dir2_leafn_remove( xfs_da_args_t *args, /* operation arguments */ - xfs_dabuf_t *bp, /* leaf buffer */ + struct xfs_buf *bp, /* leaf buffer */ int index, /* leaf entry index */ xfs_da_state_blk_t *dblk, /* data block */ int *rval) /* resulting block needs join */ { xfs_dir2_data_hdr_t *hdr; /* data block header */ xfs_dir2_db_t db; /* data block number */ - xfs_dabuf_t *dbp; /* data block buffer */ + struct xfs_buf *dbp; /* data block buffer */ xfs_dir2_data_entry_t *dep; /* data block entry */ xfs_inode_t *dp; /* incore directory inode */ xfs_dir2_leaf_t *leaf; /* leaf structure */ @@ -858,7 +857,7 @@ xfs_dir2_leafn_remove( dp = args->dp; tp = args->trans; mp = dp->i_mount; - leaf = bp->data; + leaf = bp->b_addr; ASSERT(leaf->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); /* * Point to the entry we're removing. @@ -884,7 +883,7 @@ xfs_dir2_leafn_remove( * in the data block in case it changes. */ dbp = dblk->bp; - hdr = dbp->data; + hdr = dbp->b_addr; dep = (xfs_dir2_data_entry_t *)((char *)hdr + off); longest = be16_to_cpu(hdr->bestfree[0].length); needlog = needscan = 0; @@ -905,7 +904,7 @@ xfs_dir2_leafn_remove( */ if (longest < be16_to_cpu(hdr->bestfree[0].length)) { int error; /* error return value */ - xfs_dabuf_t *fbp; /* freeblock buffer */ + struct xfs_buf *fbp; /* freeblock buffer */ xfs_dir2_db_t fdb; /* freeblock block number */ int findex; /* index in freeblock entries */ xfs_dir2_free_t *free; /* freeblock structure */ @@ -920,7 +919,7 @@ xfs_dir2_leafn_remove( -1, &fbp, XFS_DATA_FORK))) { return error; } - free = fbp->data; + free = fbp->b_addr; ASSERT(free->hdr.magic == cpu_to_be32(XFS_DIR2_FREE_MAGIC)); ASSERT(be32_to_cpu(free->hdr.firstdb) == xfs_dir2_free_max_bests(mp) * @@ -948,9 +947,7 @@ xfs_dir2_leafn_remove( * In this case just drop the buffer and some one else * will eventually get rid of the empty block. */ - else if (error == ENOSPC && args->total == 0) - xfs_da_buf_done(dbp); - else + else if (!(error == ENOSPC && args->total == 0)) return error; } /* @@ -1018,11 +1015,6 @@ xfs_dir2_leafn_remove( */ if (logfree) xfs_dir2_free_log_bests(tp, fbp, findex, findex); - /* - * Drop the buffer if we still have it. - */ - if (fbp) - xfs_da_buf_done(fbp); } xfs_dir2_leafn_check(dp, bp); /* @@ -1114,7 +1106,7 @@ xfs_dir2_leafn_toosmall( { xfs_da_state_blk_t *blk; /* leaf block */ xfs_dablk_t blkno; /* leaf block number */ - xfs_dabuf_t *bp; /* leaf buffer */ + struct xfs_buf *bp; /* leaf buffer */ int bytes; /* bytes in use */ int count; /* leaf live entry count */ int error; /* error return value */ @@ -1130,7 +1122,7 @@ xfs_dir2_leafn_toosmall( * to coalesce with a sibling. */ blk = &state->path.blk[state->path.active - 1]; - info = blk->bp->data; + info = blk->bp->b_addr; ASSERT(info->magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); leaf = (xfs_dir2_leaf_t *)info; count = be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale); @@ -1189,7 +1181,7 @@ xfs_dir2_leafn_toosmall( leaf = (xfs_dir2_leaf_t *)info; count = be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale); bytes = state->blocksize - (state->blocksize >> 2); - leaf = bp->data; + leaf = bp->b_addr; ASSERT(leaf->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); count += be16_to_cpu(leaf->hdr.count) - be16_to_cpu(leaf->hdr.stale); bytes -= count * (uint)sizeof(leaf->ents[0]); @@ -1198,7 +1190,7 @@ xfs_dir2_leafn_toosmall( */ if (bytes >= 0) break; - xfs_da_brelse(state->args->trans, bp); + xfs_trans_brelse(state->args->trans, bp); } /* * Didn't like either block, give up. @@ -1207,11 +1199,7 @@ xfs_dir2_leafn_toosmall( *action = 0; return 0; } - /* - * Done with the sibling leaf block here, drop the dabuf - * so path_shift can get it. - */ - xfs_da_buf_done(bp); + /* * Make altpath point to the block we want to keep (the lower * numbered block) and path point to the block we want to drop. @@ -1247,8 +1235,8 @@ xfs_dir2_leafn_unbalance( args = state->args; ASSERT(drop_blk->magic == XFS_DIR2_LEAFN_MAGIC); ASSERT(save_blk->magic == XFS_DIR2_LEAFN_MAGIC); - drop_leaf = drop_blk->bp->data; - save_leaf = save_blk->bp->data; + drop_leaf = drop_blk->bp->b_addr; + save_leaf = save_blk->bp->b_addr; ASSERT(drop_leaf->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); ASSERT(save_leaf->hdr.info.magic == cpu_to_be16(XFS_DIR2_LEAFN_MAGIC)); /* @@ -1356,13 +1344,13 @@ xfs_dir2_node_addname_int( { xfs_dir2_data_hdr_t *hdr; /* data block header */ xfs_dir2_db_t dbno; /* data block number */ - xfs_dabuf_t *dbp; /* data block buffer */ + struct xfs_buf *dbp; /* data block buffer */ xfs_dir2_data_entry_t *dep; /* data entry pointer */ xfs_inode_t *dp; /* incore directory inode */ xfs_dir2_data_unused_t *dup; /* data unused entry pointer */ int error; /* error return value */ xfs_dir2_db_t fbno; /* freespace block number */ - xfs_dabuf_t *fbp; /* freespace buffer */ + struct xfs_buf *fbp; /* freespace buffer */ int findex; /* freespace entry index */ xfs_dir2_free_t *free=NULL; /* freespace block structure */ xfs_dir2_db_t ifbno; /* initial freespace block no */ @@ -1390,7 +1378,7 @@ xfs_dir2_node_addname_int( * Remember initial freespace block number. */ ifbno = fblk->blkno; - free = fbp->data; + free = fbp->b_addr; ASSERT(free->hdr.magic == cpu_to_be32(XFS_DIR2_FREE_MAGIC)); findex = fblk->index; /* @@ -1474,7 +1462,7 @@ xfs_dir2_node_addname_int( if (unlikely(fbp == NULL)) { continue; } - free = fbp->data; + free = fbp->b_addr; ASSERT(free->hdr.magic == cpu_to_be32(XFS_DIR2_FREE_MAGIC)); findex = 0; } @@ -1492,7 +1480,7 @@ xfs_dir2_node_addname_int( /* * Drop the block. */ - xfs_da_brelse(tp, fbp); + xfs_trans_brelse(tp, fbp); fbp = NULL; if (fblk && fblk->bp) fblk->bp = NULL; @@ -1507,36 +1495,23 @@ xfs_dir2_node_addname_int( /* * Not allowed to allocate, return failure. */ - if ((args->op_flags & XFS_DA_OP_JUSTCHECK) || - args->total == 0) { - /* - * Drop the freespace buffer unless it came from our - * caller. - */ - if ((fblk == NULL || fblk->bp == NULL) && fbp != NULL) - xfs_da_buf_done(fbp); + if ((args->op_flags & XFS_DA_OP_JUSTCHECK) || args->total == 0) return XFS_ERROR(ENOSPC); - } + /* * Allocate and initialize the new data block. */ if (unlikely((error = xfs_dir2_grow_inode(args, XFS_DIR2_DATA_SPACE, &dbno)) || - (error = xfs_dir2_data_init(args, dbno, &dbp)))) { - /* - * Drop the freespace buffer unless it came from our - * caller. - */ - if ((fblk == NULL || fblk->bp == NULL) && fbp != NULL) - xfs_da_buf_done(fbp); + (error = xfs_dir2_data_init(args, dbno, &dbp)))) return error; - } + /* * If (somehow) we have a freespace block, get rid of it. */ if (fbp) - xfs_da_brelse(tp, fbp); + xfs_trans_brelse(tp, fbp); if (fblk && fblk->bp) fblk->bp = NULL; @@ -1547,10 +1522,9 @@ xfs_dir2_node_addname_int( fbno = xfs_dir2_db_to_fdb(mp, dbno); if (unlikely(error = xfs_da_read_buf(tp, dp, xfs_dir2_db_to_da(mp, fbno), -2, &fbp, - XFS_DATA_FORK))) { - xfs_da_buf_done(dbp); + XFS_DATA_FORK))) return error; - } + /* * If there wasn't a freespace block, the read will * return a NULL fbp. Allocate and initialize a new one. @@ -1598,7 +1572,7 @@ xfs_dir2_node_addname_int( * Initialize the new block to be empty, and remember * its first slot as our empty slot. */ - free = fbp->data; + free = fbp->b_addr; free->hdr.magic = cpu_to_be32(XFS_DIR2_FREE_MAGIC); free->hdr.firstdb = cpu_to_be32( (fbno - XFS_DIR2_FREE_FIRSTDB(mp)) * @@ -1606,7 +1580,7 @@ xfs_dir2_node_addname_int( free->hdr.nvalid = 0; free->hdr.nused = 0; } else { - free = fbp->data; + free = fbp->b_addr; ASSERT(free->hdr.magic == cpu_to_be32(XFS_DIR2_FREE_MAGIC)); } @@ -1639,7 +1613,7 @@ xfs_dir2_node_addname_int( * We haven't allocated the data entry yet so this will * change again. */ - hdr = dbp->data; + hdr = dbp->b_addr; free->bests[findex] = hdr->bestfree[0].length; logfree = 1; } @@ -1650,22 +1624,17 @@ xfs_dir2_node_addname_int( /* * If just checking, we succeeded. */ - if (args->op_flags & XFS_DA_OP_JUSTCHECK) { - if ((fblk == NULL || fblk->bp == NULL) && fbp != NULL) - xfs_da_buf_done(fbp); + if (args->op_flags & XFS_DA_OP_JUSTCHECK) return 0; - } + /* * Read the data block in. */ - if (unlikely( - error = xfs_da_read_buf(tp, dp, xfs_dir2_db_to_da(mp, dbno), - -1, &dbp, XFS_DATA_FORK))) { - if ((fblk == NULL || fblk->bp == NULL) && fbp != NULL) - xfs_da_buf_done(fbp); + error = xfs_da_read_buf(tp, dp, xfs_dir2_db_to_da(mp, dbno), + -1, &dbp, XFS_DATA_FORK); + if (error) return error; - } - hdr = dbp->data; + hdr = dbp->b_addr; logfree = 0; } ASSERT(be16_to_cpu(hdr->bestfree[0].length) >= length); @@ -1714,16 +1683,10 @@ xfs_dir2_node_addname_int( if (logfree) xfs_dir2_free_log_bests(tp, fbp, findex, findex); /* - * If the caller didn't hand us the freespace block, drop it. - */ - if ((fblk == NULL || fblk->bp == NULL) && fbp != NULL) - xfs_da_buf_done(fbp); - /* * Return the data block and offset in args, then drop the data block. */ args->blkno = (xfs_dablk_t)dbno; args->index = be16_to_cpu(*tagp); - xfs_da_buf_done(dbp); return 0; } @@ -1761,22 +1724,23 @@ xfs_dir2_node_lookup( /* If a CI match, dup the actual name and return EEXIST */ xfs_dir2_data_entry_t *dep; - dep = (xfs_dir2_data_entry_t *)((char *)state->extrablk.bp-> - data + state->extrablk.index); + dep = (xfs_dir2_data_entry_t *) + ((char *)state->extrablk.bp->b_addr + + state->extrablk.index); rval = xfs_dir_cilookup_result(args, dep->name, dep->namelen); } /* * Release the btree blocks and leaf block. */ for (i = 0; i < state->path.active; i++) { - xfs_da_brelse(args->trans, state->path.blk[i].bp); + xfs_trans_brelse(args->trans, state->path.blk[i].bp); state->path.blk[i].bp = NULL; } /* * Release the data block if we have it. */ if (state->extravalid && state->extrablk.bp) { - xfs_da_brelse(args->trans, state->extrablk.bp); + xfs_trans_brelse(args->trans, state->extrablk.bp); state->extrablk.bp = NULL; } xfs_da_state_free(state); @@ -1893,13 +1857,13 @@ xfs_dir2_node_replace( */ blk = &state->path.blk[state->path.active - 1]; ASSERT(blk->magic == XFS_DIR2_LEAFN_MAGIC); - leaf = blk->bp->data; + leaf = blk->bp->b_addr; lep = &leaf->ents[blk->index]; ASSERT(state->extravalid); /* * Point to the data entry. */ - hdr = state->extrablk.bp->data; + hdr = state->extrablk.bp->b_addr; ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC)); dep = (xfs_dir2_data_entry_t *) ((char *)hdr + @@ -1916,14 +1880,14 @@ xfs_dir2_node_replace( * Didn't find it, and we're holding a data block. Drop it. */ else if (state->extravalid) { - xfs_da_brelse(args->trans, state->extrablk.bp); + xfs_trans_brelse(args->trans, state->extrablk.bp); state->extrablk.bp = NULL; } /* * Release all the buffers in the cursor. */ for (i = 0; i < state->path.active; i++) { - xfs_da_brelse(args->trans, state->path.blk[i].bp); + xfs_trans_brelse(args->trans, state->path.blk[i].bp); state->path.blk[i].bp = NULL; } xfs_da_state_free(state); @@ -1940,7 +1904,7 @@ xfs_dir2_node_trim_free( xfs_fileoff_t fo, /* free block number */ int *rvalp) /* out: did something */ { - xfs_dabuf_t *bp; /* freespace buffer */ + struct xfs_buf *bp; /* freespace buffer */ xfs_inode_t *dp; /* incore directory inode */ int error; /* error return code */ xfs_dir2_free_t *free; /* freespace structure */ @@ -1965,13 +1929,13 @@ xfs_dir2_node_trim_free( if (bp == NULL) { return 0; } - free = bp->data; + free = bp->b_addr; ASSERT(free->hdr.magic == cpu_to_be32(XFS_DIR2_FREE_MAGIC)); /* * If there are used entries, there's nothing to do. */ if (be32_to_cpu(free->hdr.nused) > 0) { - xfs_da_brelse(tp, bp); + xfs_trans_brelse(tp, bp); *rvalp = 0; return 0; } @@ -1987,7 +1951,7 @@ xfs_dir2_node_trim_free( * pieces. This is the last block of an extent. */ ASSERT(error != ENOSPC); - xfs_da_brelse(tp, bp); + xfs_trans_brelse(tp, bp); return error; } /* |