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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-30 09:11:11 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-30 09:11:11 -0700
commitd28619f1563140526e2f84eae436f39206f40a69 (patch)
treed93284016a0983c8f27b745a3c50738617e50995 /fs/jfs
parent021fad8b706849c091f6e682bc5df3ce4f9ab4d7 (diff)
parentf32764bd2bbb6ea003c158b1d276b4dc9f900348 (diff)
downloadlinux-d28619f1563140526e2f84eae436f39206f40a69.tar.gz
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6:
  quota: Convert quota statistics to generic percpu_counter
  ext3 uses rb_node = NULL; to zero rb_root.
  quota: Fixup dquot_transfer
  reiserfs: Fix resuming of quotas on remount read-write
  pohmelfs: Remove dead quota code
  ufs: Remove dead quota code
  udf: Remove dead quota code
  quota: rename default quotactl methods to dquot_
  quota: explicitly set ->dq_op and ->s_qcop
  quota: drop remount argument to ->quota_on and ->quota_off
  quota: move unmount handling into the filesystem
  quota: kill the vfs_dq_off and vfs_dq_quota_on_remount wrappers
  quota: move remount handling into the filesystem
  ocfs2: Fix use after free on remount read-only

Fix up conflicts in fs/ext4/super.c and fs/ufs/file.c
Diffstat (limited to 'fs/jfs')
-rw-r--r--fs/jfs/super.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index b66832ac33ac..b38f96bef829 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -179,6 +179,8 @@ static void jfs_put_super(struct super_block *sb)
 
 	jfs_info("In jfs_put_super");
 
+	dquot_disable(sb, -1, DQUOT_USAGE_ENABLED | DQUOT_LIMITS_ENABLED);
+
 	lock_kernel();
 
 	rc = jfs_umount(sb);
@@ -396,10 +398,20 @@ static int jfs_remount(struct super_block *sb, int *flags, char *data)
 
 		JFS_SBI(sb)->flag = flag;
 		ret = jfs_mount_rw(sb, 1);
+
+		/* mark the fs r/w for quota activity */
+		sb->s_flags &= ~MS_RDONLY;
+
 		unlock_kernel();
+		dquot_resume(sb, -1);
 		return ret;
 	}
 	if ((!(sb->s_flags & MS_RDONLY)) && (*flags & MS_RDONLY)) {
+		rc = dquot_suspend(sb, -1);
+		if (rc < 0) {
+			unlock_kernel();
+			return rc;
+		}
 		rc = jfs_umount_rw(sb);
 		JFS_SBI(sb)->flag = flag;
 		unlock_kernel();
@@ -469,6 +481,10 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent)
 	 */
 	sb->s_op = &jfs_super_operations;
 	sb->s_export_op = &jfs_export_operations;
+#ifdef CONFIG_QUOTA
+	sb->dq_op = &dquot_operations;
+	sb->s_qcop = &dquot_quotactl_ops;
+#endif
 
 	/*
 	 * Initialize direct-mapping inode/address-space