From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751796AbcGLUCT (ORCPT ); Tue, 12 Jul 2016 16:02:19 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:39754 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750988AbcGLUCR (ORCPT ); Tue, 12 Jul 2016 16:02:17 -0400 Date: Tue, 12 Jul 2016 13:02:01 -0700 From: Andrew Morton To: Alexander Potapenko Cc: adech.fo@gmail.com, cl@linux.com, dvyukov@google.com, rostedt@goodmis.org, iamjoonsoo.kim@lge.com, js1304@gmail.com, kcc@google.com, aryabinin@virtuozzo.com, kuthonuzo.luruo@hpe.com, kasan-dev@googlegroups.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v7 1/2] mm, kasan: account for object redzone in SLUB's nearest_obj() Message-Id: <20160712130201.9339f7dbc9575d2c0cb31aeb@linux-foundation.org> In-Reply-To: <1468347165-41906-2-git-send-email-glider@google.com> References: <1468347165-41906-1-git-send-email-glider@google.com> <1468347165-41906-2-git-send-email-glider@google.com> X-Mailer: Sylpheed 3.4.1 (GTK+ 2.24.23; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 12 Jul 2016 20:12:44 +0200 Alexander Potapenko wrote: > When looking up the nearest SLUB object for a given address, correctly > calculate its offset if SLAB_RED_ZONE is enabled for that cache. What are the runtime effects of this fix? Please always include this info when fixing bugs so that others can decide which kernel(s) need patching.