[PATCH] mm: meminit: Reduce number of times pageblocks are set during struct page init -fix

From: Mel Gorman
Date: Fri May 01 2015 - 05:23:40 EST



The patch "mm: meminit: Reduce number of times pageblocks are
set during struct page init" is setting a pageblock before
the page is initialised. This is a fix for the mmotm patch
mm-meminit-reduce-number-of-times-pageblocks-are-set-during-struct-page-init.patch

Signed-off-by: Mel Gorman <mgorman@xxxxxxx>
---
mm/page_alloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 19aac687963c..544edb3b8da2 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4497,8 +4497,8 @@ void __meminit memmap_init_zone(unsigned long size, int nid, unsigned long zone,
if (!(pfn & (pageblock_nr_pages - 1))) {
struct page *page = pfn_to_page(pfn);

- set_pageblock_migratetype(page, MIGRATE_MOVABLE);
__init_single_page(page, pfn, zone, nid);
+ set_pageblock_migratetype(page, MIGRATE_MOVABLE);
} else {
__init_single_pfn(pfn, zone, nid);
}
--
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