From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751586AbdJRRGs (ORCPT ); Wed, 18 Oct 2017 13:06:48 -0400 Received: from foss.arm.com ([217.140.101.70]:44136 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750954AbdJRRGq (ORCPT ); Wed, 18 Oct 2017 13:06:46 -0400 Date: Wed, 18 Oct 2017 18:06:51 +0100 From: Will Deacon To: Pavel Tatashin Cc: Andrey Ryabinin , linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-arm-kernel@lists.infradead.org, x86@kernel.org, kasan-dev@googlegroups.com, borntraeger@de.ibm.com, heiko.carstens@de.ibm.com, davem@davemloft.net, willy@infradead.org, mhocko@kernel.org, ard.biesheuvel@linaro.org, mark.rutland@arm.com, catalin.marinas@arm.com, sam@ravnborg.org, mgorman@techsingularity.net, akpm@linux-foundation.org, steven.sistare@oracle.com, daniel.m.jordan@oracle.com, bob.picco@oracle.com Subject: Re: [PATCH v12 08/11] arm64/kasan: add and use kasan_map_populate() Message-ID: <20171018170651.GG21820@arm.com> References: <20171013173214.27300-1-pasha.tatashin@oracle.com> <20171013173214.27300-9-pasha.tatashin@oracle.com> <0ae84532-8dcb-10aa-9d69-79d7025b089e@virtuozzo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 18, 2017 at 01:03:10PM -0400, Pavel Tatashin wrote: > I asked Will, about it, and he preferred to have this patched added to the > end of my series instead of replacing "arm64/kasan: add and use > kasan_map_populate()". As I said, I'm fine either way, I just didn't want to cause extra work or rebasing: http://lists.infradead.org/pipermail/linux-arm-kernel/2017-October/535703.html > In addition, Will's patch stops using large pages for kasan memory, and thus > might add some regression in which case it is easier to revert just that > patch instead of the whole series. It is unlikely that regression is going > to be detectable, because kasan by itself makes system quiet slow already. If it causes problems, I'll just fix them. No need to revert. Will