lkml.org 
[lkml]   [2014]   [Jul]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 01/10] mm/page_alloc: remove unlikely macro on free_one_page()
Date
Isolation is really rare case so !is_migrate_isolate() is
likely case. Remove unlikely macro.

Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
---
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 8dac0f0..0d4cf7a 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -735,7 +735,7 @@ static void free_one_page(struct zone *zone,
zone->pages_scanned = 0;

__free_one_page(page, pfn, zone, order, migratetype);
- if (unlikely(!is_migrate_isolate(migratetype)))
+ if (!is_migrate_isolate(migratetype))
__mod_zone_freepage_state(zone, 1 << order, migratetype);
spin_unlock(&zone->lock);
}
--
1.7.9.5


\
 
 \ /
  Last update: 2014-07-04 12:21    [W:2.171 / U:0.024 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site