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-rw-r--r--fs/ext4/fsync.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/ext4/fsync.c b/fs/ext4/fsync.c
index 0747574..2b15312 100644
--- a/fs/ext4/fsync.c
+++ b/fs/ext4/fsync.c
@@ -44,6 +44,8 @@
*
* What we do is just kick off a commit and wait on it. This will snapshot the
* inode to disk.
+ *
+ * i_mutex lock is held when entering and exiting this function
*/
int ext4_sync_file(struct file *file, struct dentry *dentry, int datasync)
@@ -56,6 +58,9 @@ int ext4_sync_file(struct file *file, struct dentry *dentry, int datasync)
trace_ext4_sync_file(file, dentry, datasync);
+ ret = flush_aio_dio_completed_IO(inode);
+ if (ret < 0)
+ goto out;
/*
* data=writeback:
* The caller's filemap_fdatawrite()/wait will sync the data.
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