From 2c3125977ec1cb1ecb027727539049e277f42c25 Mon Sep 17 00:00:00 2001 From: Alex Shi Date: Tue, 13 Oct 2020 16:54:45 -0700 Subject: [PATCH] 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: Alex Shi Signed-off-by: Andrew Morton Cc: Naoya Horiguchi Link: https://lkml.kernel.org/r/1599715096-20369-1-git-send-email-alex.shi@linux.alibaba.com Signed-off-by: Linus Torvalds --- mm/memory-failure.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/mm/memory-failure.c b/mm/memory-failure.c index 24c28f80628d..990e3b2e37d5 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -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 -- 2.11.0