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-rw-r--r--fs/fs-writeback.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 7378169e90be..206a68b1db1a 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -2149,7 +2149,12 @@ static void wait_sb_inodes(struct super_block *sb)
iput(old_inode);
old_inode = inode;
- filemap_fdatawait(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(mapping);
cond_resched();