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authorChris Mason <chris.mason@oracle.com>2011-05-28 07:00:39 -0400
committerChris Mason <chris.mason@oracle.com>2011-05-28 07:00:39 -0400
commitff5714cca971848963b87d6b477c16ca8abbaa54 (patch)
tree17ee34b9b5e00804df4059503f82f6f1d94383a9 /fs/btrfs/file.c
parent174ba50915b08dcfd07c8b5fb795b46a165fa09a (diff)
parentd90c732122a1f6d0efe388a8a204f67f144b2eb3 (diff)
downloadlinux-ff5714cca971848963b87d6b477c16ca8abbaa54.tar.bz2
Merge branch 'for-chris' of
git://git.kernel.org/pub/scm/linux/kernel/git/josef/btrfs-work into for-linus Conflicts: fs/btrfs/disk-io.c fs/btrfs/extent-tree.c fs/btrfs/free-space-cache.c fs/btrfs/inode.c fs/btrfs/transaction.c Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/file.c')
-rw-r--r--fs/btrfs/file.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index c6a22d783c35..e3a1b0c2394c 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1480,14 +1480,12 @@ int btrfs_sync_file(struct file *file, int datasync)
* the current transaction, we can bail out now without any
* syncing
*/
- mutex_lock(&root->fs_info->trans_mutex);
+ smp_mb();
if (BTRFS_I(inode)->last_trans <=
root->fs_info->last_trans_committed) {
BTRFS_I(inode)->last_trans = 0;
- mutex_unlock(&root->fs_info->trans_mutex);
goto out;
}
- mutex_unlock(&root->fs_info->trans_mutex);
/*
* ok we haven't committed the transaction yet, lets do a commit