From 7ead3342150ef253b3635385b0f5721e80c87fce Mon Sep 17 00:00:00 2001
From: Huang Shijie <sjhuang@iluvatar.ai>
Date: Fri, 28 Dec 2018 00:34:46 -0800
Subject: [PATCH] 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>
---
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 6f3d2c7af84b0..8404b36794ce8 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -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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