From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f44.google.com (mail-pa0-f44.google.com [209.85.220.44]) by kanga.kvack.org (Postfix) with ESMTP id E0D806B003B for ; Wed, 16 Oct 2013 04:44:19 -0400 (EDT) Received: by mail-pa0-f44.google.com with SMTP id lf10so748567pab.17 for ; Wed, 16 Oct 2013 01:44:19 -0700 (PDT) From: Joonsoo Kim Subject: [PATCH v2 05/15] slab: remove cachep in struct slab_rcu Date: Wed, 16 Oct 2013 17:44:02 +0900 Message-Id: <1381913052-23875-6-git-send-email-iamjoonsoo.kim@lge.com> In-Reply-To: <1381913052-23875-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1381913052-23875-1-git-send-email-iamjoonsoo.kim@lge.com> Sender: owner-linux-mm@kvack.org List-ID: To: Pekka Enberg Cc: Christoph Lameter , Andrew Morton , Joonsoo Kim , David Rientjes , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Wanpeng Li , Joonsoo Kim We can get cachep using page in struct slab_rcu, so remove it. Acked-by: Christoph Lameter Signed-off-by: Joonsoo Kim diff --git a/mm/slab.c b/mm/slab.c index 71ba8f5..7e1aabe 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -204,7 +204,6 @@ typedef unsigned int kmem_bufctl_t; */ struct slab_rcu { struct rcu_head head; - struct kmem_cache *cachep; struct page *page; }; @@ -1824,7 +1823,7 @@ static void kmem_freepages(struct kmem_cache *cachep, struct page *page) static void kmem_rcu_free(struct rcu_head *head) { struct slab_rcu *slab_rcu = (struct slab_rcu *)head; - struct kmem_cache *cachep = slab_rcu->cachep; + struct kmem_cache *cachep = slab_rcu->page->slab_cache; kmem_freepages(cachep, slab_rcu->page); if (OFF_SLAB(cachep)) @@ -2052,7 +2051,6 @@ static void slab_destroy(struct kmem_cache *cachep, struct slab *slabp) struct slab_rcu *slab_rcu; slab_rcu = (struct slab_rcu *)slabp; - slab_rcu->cachep = cachep; slab_rcu->page = page; call_rcu(&slab_rcu->head, kmem_rcu_free); } else { -- 1.7.9.5 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org