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[23.128.96.35]) by mx.google.com with ESMTPS id c22-20020a17090ad91600b002773152a294si2379124pjv.80.2023.10.12.06.48.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Oct 2023 06:48:39 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.35 as permitted sender) client-ip=23.128.96.35; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20230601 header.b=M8KcUlSD; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.35 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by groat.vger.email (Postfix) with ESMTP id 2682A8229F23; Thu, 12 Oct 2023 06:48:37 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at groat.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347282AbjJLNsY (ORCPT + 99 others); Thu, 12 Oct 2023 09:48:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46570 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347291AbjJLNsW (ORCPT ); Thu, 12 Oct 2023 09:48:22 -0400 Received: from mail-pg1-x549.google.com (mail-pg1-x549.google.com [IPv6:2607:f8b0:4864:20::549]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 42E02C9 for ; Thu, 12 Oct 2023 06:48:21 -0700 (PDT) Received: by mail-pg1-x549.google.com with SMTP id 41be03b00d2f7-5a08e5c7debso621781a12.2 for ; Thu, 12 Oct 2023 06:48:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1697118501; x=1697723301; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=T6LAtbmR8nPZulMVNVlGlT005qfp9ySsIt46rwUK2ts=; b=M8KcUlSD8MN0e/KgBYqpMJoyzPIn9dI5h46PIQm7Wg6NEWvujgC5pCdjiSTNE2epfD 6aJzCthGwuMmScJCYNGhXeqhuD2o6WIw+DUyjwj4QpRQE3BRC1/ZHgXBmlyix3NEnQEF /9V1bjbu0Q7VWzEeDz0SdWl+wI4l5LeuhmXk1Dv/qZFxo44p05Q2Cnag3nfhN4g45Hkg WV/CM5Pb/GKvpk9JMLZaTv5mzv+Ri0Oxg/wLroRnj65b5Ajb85Owhjwzs89DjbMGGLT5 KnXRpZtmq1Ed7Rl/W0DSXNXmlg3lRH2hLbbB1ciG3ZMvm/TRk1F00m0lUnQpdJ2WJvcY XbUA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697118501; x=1697723301; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=T6LAtbmR8nPZulMVNVlGlT005qfp9ySsIt46rwUK2ts=; b=YJ9z4LFACffdPNrMj05oWnPgUaju5O1EaOMA6AgD+7ia8mP6abnxfODP/yauVTFv2k en9Ceq3hgv+oOUgjQUmzoyjCEAmTVX+EyfOa+1taVQZbdSn2JCZJzJoYhj/v1xqvwH40 m8uWB87ByPdYBeqYdZv0JMTjFjubZNh9X3t8pBuvV6pke6d0lYIZAf7m2COeZ8jgu+Lh 0P/EPqjiRB69WnL0LSOKup7ZeFnf8N9JaCp5pUA6QN8IvCxsvZspDohh9zD1lEi9cX8X 9KftTJDyw2fNebAMQuzwm3meSY7ybf1zGt9mrHyRTnLuA7OwwbaaLn94YqkNYkoeVQWN koUQ== X-Gm-Message-State: AOJu0YwR9c04uugb6qyBXYGXxjrOr5dRcEU3dQpfAghXpmVZUJ1RFbTS 6OyWvCtTgkEVJsH9hufJBB5VEwE5aEF5Bg== X-Received: from shakeelb.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:262e]) (user=shakeelb job=sendgmr) by 2002:a63:4e4d:0:b0:589:86ae:2107 with SMTP id o13-20020a634e4d000000b0058986ae2107mr330554pgl.9.1697118500654; Thu, 12 Oct 2023 06:48:20 -0700 (PDT) Date: Thu, 12 Oct 2023 13:48:18 +0000 In-Reply-To: <20231010000929.450702-6-roman.gushchin@linux.dev> Mime-Version: 1.0 References: <20231010000929.450702-1-roman.gushchin@linux.dev> <20231010000929.450702-6-roman.gushchin@linux.dev> Message-ID: <20231012134818.737ack5hz76okmcy@google.com> Subject: Re: [PATCH v2 5/5] percpu: scoped objcg protection From: Shakeel Butt To: Roman Gushchin Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, Johannes Weiner , Michal Hocko , Muchun Song , Dennis Zhou , Andrew Morton , David Rientjes , Vlastimil Babka , Naresh Kamboju Content-Type: text/plain; charset="us-ascii" X-Spam-Status: No, score=-8.4 required=5.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on groat.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (groat.vger.email [0.0.0.0]); Thu, 12 Oct 2023 06:48:37 -0700 (PDT) On Mon, Oct 09, 2023 at 05:09:29PM -0700, Roman Gushchin wrote: > Similar to slab and kmem, switch to a scope-based protection of the > objcg pointer to avoid. > > Signed-off-by: Roman Gushchin (Cruise) Acked-by: Shakeel Butt