[PATCH v3 09/20] 9p: set mapping error when writeback fails in launder_page

Jeff Layton
2017-04-24T13:24:05Z

launder_page is just writeback under the page lock. We still need to
mark the mapping for errors there when they occur.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
---
fs/9p/vfs_addr.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c
index adaf6f6dd858..7af6e6501698 100644
--- a/fs/9p/vfs_addr.c
+++ b/fs/9p/vfs_addr.c
@@ -223,8 +223,11 @@ static int v9fs_launder_page(struct page *page)
v9fs_fscache_wait_on_page_write(inode, page);
if (clear_page_dirty_for_io(page)) {
retval = v9fs_vfs_writepage_locked(page);
- if (retval)
+ if (retval) {
+ if (retval != -EAGAIN)
+ mapping_set_error(page->mapping, retval);
return retval;
+ }
}
return 0;
}
--
2.9.3