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-rw-r--r--fs/f2fs/data.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index a670702cf3ff..3d846b027fa1 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1902,7 +1902,13 @@ out:
redirty_out:
redirty_page_for_writepage(wbc, page);
- if (!err)
+ /*
+ * pageout() in MM traslates EAGAIN, so calls handle_write_error()
+ * -> mapping_set_error() -> set_bit(AS_EIO, ...).
+ * file_write_and_wait_range() will see EIO error, which is critical
+ * to return value of fsync() followed by atomic_write failure to user.
+ */
+ if (!err || wbc->for_reclaim)
return AOP_WRITEPAGE_ACTIVATE;
unlock_page(page);
return err;