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authorWei Yang <richard.weiyang@gmail.com>2017-02-24 14:59:45 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-02-24 17:46:56 -0800
commitad69444e75d77981291ccf807f48d81e8fca010f (patch)
tree21456277a4d47c2008861d9f340616381bc647ab /mm
parent22c5cef16278bf83aa54ac96a7735ce82f93524e (diff)
downloadlinux-ad69444e75d77981291ccf807f48d81e8fca010f.tar.gz
mm/page_alloc.c: remove redundant init code for ZONE_MOVABLE
arch_zone_lowest/highest_possible_pfn[] is set to 0 and [ZONE_MOVABLE] is skipped in the loop. No need to reset them to 0 again. This patch just removes the redundant code. Link: http://lkml.kernel.org/r/20170209141731.60208-1-richard.weiyang@gmail.com Signed-off-by: Wei Yang <richard.weiyang@gmail.com> Cc: Anshuman Khandual <khandual@linux.vnet.ibm.com> Cc: Mel Gorman <mgorman@techsingularity.net> Cc: Michal Hocko <mhocko@suse.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/page_alloc.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 4c2011f..9f9623d 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -6489,8 +6489,6 @@ void __init free_area_init_nodes(unsigned long *max_zone_pfn)
start_pfn = end_pfn;
}
- arch_zone_lowest_possible_pfn[ZONE_MOVABLE] = 0;
- arch_zone_highest_possible_pfn[ZONE_MOVABLE] = 0;
/* Find the PFNs that ZONE_MOVABLE begins at in each node */
memset(zone_movable_pfn, 0, sizeof(zone_movable_pfn));