Commit 2c312597 authored by Alex Shi's avatar Alex Shi Committed by Linus Torvalds
Browse files

mm/memory-failure.c: remove unused macro `writeback' 



Unlike others we don't use the marco writeback.  so let's remove it to
tame gcc warning:

mm/memory-failure.c:827: warning: macro "writeback" is not used
[-Wunused-macros]

Signed-off-by: default avatarAlex Shi <alex.shi@linux.alibaba.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Cc: Naoya Horiguchi <naoya.horiguchi@nec.com>
Link: https://lkml.kernel.org/r/1599715096-20369-1-git-send-email-alex.shi@linux.alibaba.com


Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent c43bc03d

mm/memory-failure.c

+0 −2
Original line number Diff line number Diff line
@@ -825,7 +825,6 @@ static int me_huge_page(struct page *p, unsigned long pfn) 
#define sc		((1UL << PG_swapcache) | (1UL << PG_swapbacked))

#define unevict		(1UL << PG_unevictable)

#define mlock		(1UL << PG_mlocked)

#define writeback	(1UL << PG_writeback)

#define lru		(1UL << PG_lru)

#define head		(1UL << PG_head)

#define slab		(1UL << PG_slab)
@@ -874,7 +873,6 @@ static struct page_state { 
#undef sc

#undef unevict

#undef mlock

#undef writeback

#undef lru

#undef head

#undef slab