diff options
Diffstat (limited to 'fs/btrfs/file.c')
| -rw-r--r-- | fs/btrfs/file.c | 4 |
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 |