Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753316Ab3HVIvR (ORCPT ); Thu, 22 Aug 2013 04:51:17 -0400 Received: from lgeamrelo01.lge.com ([156.147.1.125]:57101 "EHLO LGEAMRELO01.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752546Ab3HVIoX (ORCPT ); Thu, 22 Aug 2013 04:44:23 -0400 X-AuditID: 9c93017d-b7cdfae0000026c0-57-5215cf62a7b7 From: Joonsoo Kim To: Pekka Enberg Cc: Christoph Lameter , Andrew Morton , Joonsoo Kim , David Rientjes , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Joonsoo Kim Subject: [PATCH 08/16] slab: use well-defined macro, virt_to_slab() Date: Thu, 22 Aug 2013 17:44:17 +0900 Message-Id: <1377161065-30552-9-git-send-email-iamjoonsoo.kim@lge.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1377161065-30552-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1377161065-30552-1-git-send-email-iamjoonsoo.kim@lge.com> X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1383 Lines: 44 This is trivial change, just use well-defined macro. Signed-off-by: Joonsoo Kim diff --git a/mm/slab.c b/mm/slab.c index 9e98ee0..ee03eba 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -2853,7 +2853,6 @@ static inline void verify_redzone_free(struct kmem_cache *cache, void *obj) static void *cache_free_debugcheck(struct kmem_cache *cachep, void *objp, unsigned long caller) { - struct page *page; unsigned int objnr; struct slab *slabp; @@ -2861,9 +2860,7 @@ static void *cache_free_debugcheck(struct kmem_cache *cachep, void *objp, objp -= obj_offset(cachep); kfree_debugcheck(objp); - page = virt_to_head_page(objp); - - slabp = page->slab_page; + slabp = virt_to_slab(objp); if (cachep->flags & SLAB_RED_ZONE) { verify_redzone_free(cachep, objp); @@ -3075,7 +3072,7 @@ static void *cache_alloc_debugcheck_after(struct kmem_cache *cachep, struct slab *slabp; unsigned objnr; - slabp = virt_to_head_page(objp)->slab_page; + slabp = virt_to_slab(objp); objnr = (unsigned)(objp - slabp->s_mem) / cachep->size; slab_bufctl(slabp)[objnr] = BUFCTL_ACTIVE; } -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/