Commit 7ead3342 authored Dec 28, 2018 by Huang Shijie Committed by Linus Torvalds Dec 28, 2018

mm/page_alloc.c: change the order of MIGRATE_RECLAIMABLE/MIGRATE_MOVABLE in fallbacks

In the enum migratetype definition, MIGRATE_MOVABLE is before
MIGRATE_RECLAIMABLE.  Change the order of them to match the enumeration's
order.

Link: http://lkml.kernel.org/r/20181121085821.3442-1-sjhuang@iluvatar.ai


Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent ca880420

mm/page_alloc.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1981,8 +1981,8 @@ struct page __rmqueue_smallest(struct zone zone, unsigned int order,
		*/
		static int fallbacks[MIGRATE_TYPES][4] = {
		[MIGRATE_UNMOVABLE] = { MIGRATE_RECLAIMABLE, MIGRATE_MOVABLE, MIGRATE_TYPES },
		[MIGRATE_RECLAIMABLE] = { MIGRATE_UNMOVABLE, MIGRATE_MOVABLE, MIGRATE_TYPES },
		[MIGRATE_MOVABLE] = { MIGRATE_RECLAIMABLE, MIGRATE_UNMOVABLE, MIGRATE_TYPES },
		[MIGRATE_RECLAIMABLE] = { MIGRATE_UNMOVABLE, MIGRATE_MOVABLE, MIGRATE_TYPES },
		#ifdef CONFIG_CMA
		[MIGRATE_CMA] = { MIGRATE_TYPES }, /* Never used */
		#endif

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