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mm: remove unused zone_idx variable from set_migratetype_isolate

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Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Reviewed-by: Christoph Lameter <cl@linux.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Sergey Senozhatsky 2011-05-24 17:11:21 -07:00 committed by Linus Torvalds
parent 965f55dea0
commit ac3bbec5ec
1 changed files with 0 additions and 2 deletions
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mm/page_alloc.c
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@ -5502,10 +5502,8 @@ int set_migratetype_isolate(struct page *page)
struct memory_isolate_notify arg;
int notifier_ret;
int ret = -EBUSY;
int zone_idx;
zone = page_zone(page);
zone_idx = zone_idx(zone);
spin_lock_irqsave(&zone->lock, flags);