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authorMatthew Wilcox <matthew.r.wilcox@intel.com>2014-06-05 03:07:45 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2014-06-05 03:54:02 +0400
commit57d998456ae8680ed446aa1993f45f4d8a9a5973 (patch)
tree9e6eef3413adffabf06dc10dafab03c02d21c8be /fs/mpage.c
parent90768eee4565adb28ea28b4ac5081c676a8fe1f2 (diff)
downloadlinux-57d998456ae8680ed446aa1993f45f4d8a9a5973.tar.xz
fs/mpage.c: factor page_endio() out of mpage_end_io()
page_endio() takes care of updating all the appropriate page flags once I/O has finished to a page. Switch to using mapping_set_error() instead of setting AS_EIO directly; this will handle thin-provisioned devices correctly. Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com> Cc: Dave Chinner <david@fromorbit.com> Cc: Dheeraj Reddy <dheeraj.reddy@intel.com> Cc: Hugh Dickins <hughd@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/mpage.c')
-rw-r--r--fs/mpage.c18
1 files changed, 1 insertions, 17 deletions
diff --git a/fs/mpage.c b/fs/mpage.c
index 4cc9c5d079f7..10da0da73017 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -48,23 +48,7 @@ static void mpage_end_io(struct bio *bio, int err)
bio_for_each_segment_all(bv, bio, i) {
struct page *page = bv->bv_page;
-
- if (bio_data_dir(bio) == READ) {
- if (!err) {
- SetPageUptodate(page);
- } else {
- ClearPageUptodate(page);
- SetPageError(page);
- }
- unlock_page(page);
- } else { /* bio_data_dir(bio) == WRITE */
- if (err) {
- SetPageError(page);
- if (page->mapping)
- set_bit(AS_EIO, &page->mapping->flags);
- }
- end_page_writeback(page);
- }
+ page_endio(page, bio_data_dir(bio), err);
}
bio_put(bio);