From: Robbie Ko <robbieko@xxxxxxxxxxxx>
Fixes: aab15e8ec2576 ("Btrfs: fix rare chances for data loss when doing a fast fsync")
Signed-off-by: Robbie Ko <robbieko@xxxxxxxxxxxx>
---
fs/btrfs/file.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index a16da274c9aa..ae903da21588 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -2124,6 +2124,7 @@ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
*/
ret = start_ordered_ops(inode, start, end);
if (ret) {
+ up_write(&BTRFS_I(inode)->dio_sem);
inode_unlock(inode);
goto out;
}
--
2.17.1
