From: Wei Yongjun <weiyj_lk@163.com>
To: Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>,
David Rientjes <rientjes@google.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: Wei Yongjun <yongjun_wei@trendmicro.com.cn>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: [PATCH -next] mm/slab: use list_move instead of list_del/list_add
Date: Tue, 19 Jul 2016 12:02:52 +0000 [thread overview]
Message-ID: <1468929772-9174-1-git-send-email-weiyj_lk@163.com> (raw)
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Using list_move() instead of list_del() + list_add().
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
mm/slab.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/mm/slab.c b/mm/slab.c
index 32c2296..cc6d816 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3452,8 +3452,7 @@ static void free_block(struct kmem_cache *cachep, void **objpp,
n->free_objects -= cachep->num;
page = list_last_entry(&n->slabs_free, struct page, lru);
- list_del(&page->lru);
- list_add(&page->lru, list);
+ list_move(&page->lru, list);
}
}
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next reply other threads:[~2016-07-19 12:03 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-19 12:02 Wei Yongjun [this message]
2016-07-19 19:08 ` David Rientjes
2016-07-20 0:40 ` Christoph Lameter
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