author: Junichi Nomura <j-nomura@ce.jp.nec.com> 2015-11-05 18:47:23 -0800
committer: Linus Torvalds <torvalds@linux-foundation.org> 2015-11-05 19:34:48 -0800
commit: aa750fd71c242dba02ee2034e15fbd7d0cdb2461
parent: 21c527a3cba07f9a9ce17b3a445f110a847793e2
Commit Summary:
Diffstat:
1 file changed, 6 insertions, 1 deletion
diff --git a/fs/sync.c b/fs/sync.c
index fbc98ee62044..4ec430ae2b0d 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -86,7 +86,12 @@ static void fdatawrite_one_bdev(struct block_device *bdev, void *arg)
static void fdatawait_one_bdev(struct block_device *bdev, void *arg)
{
- filemap_fdatawait(bdev->bd_inode->i_mapping);
+ /*
+ * We keep the error status of individual mapping so that
+ * applications can catch the writeback error using fsync(2).
+ * See filemap_fdatawait_keep_errors() for details.
+ */
+ filemap_fdatawait_keep_errors(bdev->bd_inode->i_mapping);
}
/*