From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1B64BCDB46E for ; Thu, 12 Oct 2023 13:48:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343925AbjJLNsX (ORCPT ); Thu, 12 Oct 2023 09:48:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46560 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347289AbjJLNsW (ORCPT ); Thu, 12 Oct 2023 09:48:22 -0400 Received: from mail-pg1-x54a.google.com (mail-pg1-x54a.google.com [IPv6:2607:f8b0:4864:20::54a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E991C6 for ; Thu, 12 Oct 2023 06:48:21 -0700 (PDT) Received: by mail-pg1-x54a.google.com with SMTP id 41be03b00d2f7-5a08e5c7debso621778a12.2 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=1697118500; x=1697723300; 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=zP1STZSIHnpOLc7q5GiaC2hIsDbUNNWiybGdJzZ1YuUk2iL+bDXXoTVjQpD/rvoreY oijm4VhmigG8lGXeX/OW22Itzgz8+7XtcVCfuP3aZH8d/1zoNDc2an5ddG0jExpwtBbR WMVy4njtHkmjtlfVG/StG1/DVet9sl0ncHlrBGo5wM6Bm4khRW50EnnDjVPlmiOtIgIe A2ijeO8njOy/0Rx+6R8/zSR3Q1CIwxBzmm+vhuOspzfXqpo1cwE2uCFd5mtwWKHNZvMN G/diCnP4VRFG/gvQ8rtybcgNLNrj8wcnegxFLlbRd8c5d99ya8Aaxq6jfIeIKlqpwv7l KDDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697118500; x=1697723300; 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=AI7UoyzGphOE7PdSwrzgvK53LHiqQXNZ/lnYUirqDA9n3d5lM5pL0io0Glo/yE/Wpn BqBUQnXL2iiHUYD4udT+ffFZC85DWpUR03oE7uK10qivLFGLJXLEMIqRI7PqXhZnWnYn qfC5I/pBOhATmBi/p1FDIqy/vUkBO4nDvsQu5rHA3OV7MjqhWJMnndxdKspQMXDH8GqV OOGKZwu8dLH/hJ3ka0/aiY0OzgnuXZNJ38kv6DqAbqzH7KaDGmwn5ErB0asw+wYUMapW xpRMJbFHM2MQkIGxZwZ/7tbGVr/TZiHUx2qr5AWu+NkgX+UmI2SoPGnJvGCjJ9p/PM50 Yjqw== X-Gm-Message-State: AOJu0Yw4iCjw9bcgOCOSQqpPe+XVIRquGeC45T+i7rCO2KA9v4KPkMAK qodjQXkEdRHSHeKT1GKzClkni0ZO8cITXw== X-Google-Smtp-Source: AGHT+IHI5jgd1c2oDlUjLraZPlJSkGAGErF45DQIm+sYXrCHbIRffp3LKnyIcwJ3misuhjuTpeOcKMFuqk/FfA== 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" Precedence: bulk List-ID: X-Mailing-List: cgroups@vger.kernel.org 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