Received: by 2002:a05:6a10:6006:0:0:0:0 with SMTP id w6csp383895pxa; Wed, 26 Aug 2020 13:16:22 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzEBdhLhTP0vFKWrbZWKKSry3uQVQBk4cOcXV1sDVceSLbq42xcmpQIgxzcYZndq0YULVYi X-Received: by 2002:a05:6402:2039:: with SMTP id ay25mr12803681edb.87.1598472982412; Wed, 26 Aug 2020 13:16:22 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1598472982; cv=none; d=google.com; s=arc-20160816; b=LnyDpTD69j3YnydwZg5V/RQSZl5ferGOUzPf5U0IyFu0821+se7IloBWLuLC3Pxht9 hOi5xaXnN+p/x46pguuunjzEm7qTMBZV0u607MLvtfKsNMkVhbEm0I0I1sqhnEdQKY/B aYBWaikXD2rXbBK/gAWQcujixJLFRp8FPMFkpiB6GC/xc65cjIM8OuwzvI/5sEOrcVo2 3zdeQCwVBrmhLp2QNSYmB+94r2dUX2M522tTX01Nfeh0rB6XJe7iByT/8xtA5/MH+vPn c3aaT42/PfbMjyZNGjN+mBNMIuUt6QH3hKiGRuvx1J93w12JTHvrF7TAS1EJS/BwgW06 JsBA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version; bh=aVo1GxwEzpImVjyGxsarUgWSBTOWn/jmwPJy8Mj6gH4=; b=IKsF0avqEluxS/oOcazsgcnDYqE0HLHdG4pqj+K/Z4MqdaBsASCyJOiJWwjuc4ra6w buw+y3MtL7mQWlwsv0OA1iiateBNrUAc860M3FYUT3sZP9sD0QQ4Q+wlM62Ga+N4tFZS Qjf6g57dmNokxxz81FYJHR8yL822mKUbxNgt7olZDsuBqCcSF1okRrzdA55KrvO13Fwv LwS8+iKl8Bxt6BQCIGDwZGS4XdC1R+AJ04aalSQzRe7hdJDVTBaX0z2JOg/TTuLEiUDW ESMv0STacx5mztponMM3+BBH8b3NkCSRjI4W7pWVcbgqWVge5Vd9WVzYDZc3aPYsnJ1J 0Jmg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id b4si36768edv.367.2020.08.26.13.15.34; Wed, 26 Aug 2020 13:16:22 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726854AbgHZUMm (ORCPT + 99 others); Wed, 26 Aug 2020 16:12:42 -0400 Received: from mout.kundenserver.de ([212.227.17.13]:36345 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726784AbgHZUMl (ORCPT ); Wed, 26 Aug 2020 16:12:41 -0400 Received: from mail-qk1-f173.google.com ([209.85.222.173]) by mrelayeu.kundenserver.de (mreue108 [212.227.15.145]) with ESMTPSA (Nemesis) id 1MbAUg-1kmITn0iK0-00bdw3; Wed, 26 Aug 2020 22:12:39 +0200 Received: by mail-qk1-f173.google.com with SMTP id u3so3440987qkd.9; Wed, 26 Aug 2020 13:12:38 -0700 (PDT) X-Gm-Message-State: AOAM5317UekgUosnUoWFP7mlWCUCEydvVZR/6CF3e2uUkS/WnaEmGNwe dZsSjErWYegXVl4YL4rdNGdTTQ2rNAxShpK+f1s= X-Received: by 2002:a37:8405:: with SMTP id g5mr15405358qkd.286.1598472757982; Wed, 26 Aug 2020 13:12:37 -0700 (PDT) MIME-Version: 1.0 References: <20200826145249.745432-1-npiggin@gmail.com> In-Reply-To: <20200826145249.745432-1-npiggin@gmail.com> From: Arnd Bergmann Date: Wed, 26 Aug 2020 22:12:22 +0200 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v2 00/23] Use asm-generic for mmu_context no-op functions To: Nicholas Piggin Cc: linux-arch , "linux-kernel@vger.kernel.org" , Linux-MM Content-Type: text/plain; charset="UTF-8" X-Provags-ID: V03:K1:wT87E8wdVK6j8liRYR2q8D1pbfFNMWA4alW5k0Jpk8WL7UMFy9B 9Vir2Vid0yZmedB8ASFUty3Swptv4umKmxND5+HMpST23Df5b9hD2j8BIkuqKsJQ9kVsqQ9 DmlHXJMtuhZz5rYJwKWR59FKLrZmyiY6kZarwI+k6aSggU7gS9Vckz1uQg6YoC5bTY4EUWs F4Zk00AEEzw4aARKwX1oA== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:DS3C4dfbomA=:tYDr0mMAZbefkq/N+ocGKj 8iQmmEYU+SnMbiG3V0uuBcQgcMv7vkEd0+XmLdwBShtVrDX7sVEaX9dScXcR2NjtxESyUQW13 FS26BrtsSMJ7DLfyK/jVcrlgol0z1Eiwl0/6UxWbtMoM1zMH1ZyUovLFCUZrwoX2RNws+QG+7 9iFl4Sj5AXyfWl75Tk6WiK1lnyI7b3yDEBn37g+IhT2i13EJQl2TAmAsPwy7l3nsZ/PE0Tlh/ MmN38prxW3VYO32SsmBztCXLRQU41qw1lTpNUGmUmQwc9XxaiWC2gVbJwna3qoT8+IQxIM5ra Cx6WBzvhLTB7bFUJe4mnpB5yOhx8fBTWea4RSxeBpjNbLlQWycWRzW2o/D//95/Oyb+P+RWJb QBBvn6jb4s5TUK7EWY8FVkRgWTkziC15V3M4gVLPf9P5ExuKHzrtQBaW8pg2VVYHHShpdf0nx Hi0XmWYzb9I+es0N2DPU6rnKUK1VJSXoSraee1nNH5xJc9RxV1V5uLC8VJdvE4fXj/SfidxIU ZPmpq8OcBFbapK0PbAe+M8isSRE5u30g4H8/DaEhFtmqnmAOuufwe8FJ0OSniP8bgR3gwO3Fl rrB7YIhM19Aw4Oc4anwxDQ3BHVAXW1H2b+SJfrHwoOROpnBHUnDNjW0p/zyP4hucZV0FKuWto YFid3g5ICrZp9ZZSleaf/U993K/TU0iH4Vvtb7YInU0J8l4ScRanZTSP8ApwA7U5fI3860HnG gfM02JNodHu79CY3c3lXRxvcC45Fj7bhg65Ta1fyau1cw9SJPwGZAVwVO/ItccyYGjKJR4sm5 UaSYUnu4G+DpHuBJNw7J6AzcLYlumtXof3GmSyde4RmFUNng66Dcbo6c+kDcto7bY+2IKzG Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Aug 26, 2020 at 4:53 PM Nicholas Piggin wrote: > > It would be nice to be able to modify mmu_context functions or add a > hook without updating all architectures, many of which will be no-ops. > > The motivation for this series is a change to lazy mmu handling, but > this series stands on its own as a good cleanup whether or not we end > up making that change. > > Arnd, is this something you could take through your asm-generic tree? > (assuming arch maintainers are okay with it) Yes, I can definitely take this. The patches all look good to me, so feel free to add "Acked-by: Arnd Bergmann