The patch titled
Subject: mm/migrate.c: call detach_page_private to cleanup code
has been removed from the -mm tree. Its filename was
mm-migratec-call-detach_page_private-to-cleanup-code.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Guoqing Jiang <guoqing.jiang@xxxxxxxxxxxxxxx>
Subject: mm/migrate.c: call detach_page_private to cleanup code
We can cleanup code a little by call detach_page_private here.
[akpm@xxxxxxxxxxxxxxxxxxxx: use attach_page_private(), per Dave]
http://lkml.kernel.org/r/20200521225220.GV2005@xxxxxxxxxxxxxxxxxxx
[akpm@xxxxxxxxxxxxxxxxxxxx: clear PagePrivate]
Link: http://lkml.kernel.org/r/20200519214049.15179-1-guoqing.jiang@xxxxxxxxxxxxxxx
Signed-off-by: Guoqing Jiang <guoqing.jiang@xxxxxxxxxxxxxxx>
Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Chao Yu <yuchao0@xxxxxxxxxx>
Cc: Cong Wang <xiyou.wangcong@xxxxxxxxx>
Cc: Dave Chinner <dchinner@xxxxxxxxxx>
Cc: Eric Biggers <ebiggers@xxxxxxxxxx>
Cc: Gao Xiang <gaoxiang25@xxxxxxxxxx>
Cc: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
Cc: John Hubbard <jhubbard@xxxxxxxxxx>
Cc: Joseph Qi <joseph.qi@xxxxxxxxxxxxxxxxx>
Cc: Junxiao Bi <junxiao.bi@xxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxx>
Cc: Zi Yan <ziy@xxxxxxxxxx>
Cc: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>
Cc: Miklos Szeredi <mszeredi@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/migrate.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
--- a/mm/migrate.c~mm-migratec-call-detach_page_private-to-cleanup-code
+++ a/mm/migrate.c
@@ -797,10 +797,7 @@ recheck_buffers:
if (rc != MIGRATEPAGE_SUCCESS)
goto unlock_buffers;
- ClearPagePrivate(page);
- set_page_private(newpage, page_private(page));
- set_page_private(page, 0);
- put_page(page);
+ attach_page_private(newpage, detach_page_private(page));
get_page(newpage);
bh = head;
@@ -810,8 +807,6 @@ recheck_buffers:
} while (bh != head);
- SetPagePrivate(newpage);
-
if (mode != MIGRATE_SYNC_NO_COPY)
migrate_page_copy(newpage, page);
else
_
Patches currently in -mm which might be from guoqing.jiang@xxxxxxxxxxxxxxx are
