Received: by 2002:a05:6a10:6006:0:0:0:0 with SMTP id w6csp1338492pxa; Fri, 28 Aug 2020 09:55:00 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzyEccnlZaiCESw1uNfIubv2WcaZA+O7EDLmy8IjZ1RjP/chNx1k9390sPcc49gIlciyxVU X-Received: by 2002:a17:906:c351:: with SMTP id ci17mr2821940ejb.266.1598633700302; Fri, 28 Aug 2020 09:55:00 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1598633700; cv=none; d=google.com; s=arc-20160816; b=jv4hsRdeON3P04vyY0yjRCyToVPk895X9LZWUxey26Qi7w+8qUM0vhTihSHSwtgCvU ah1rB3yXdAt8HVZQbIgktm4auJgL5mP6YNCtrMACE97jXpw/ynVxWMhOzmjvWfIrQjlW IQpgvXzNwzPoilUSzOvCIlBFy+kJ4fdVEt27e6RfDWgNgcN1hLeszrxLXm1m52oIrxdG +PDyqi9c2iVmIjLhu277496wRQZIjq9V0yPWQJuLujok6ozltKq77FbccnhXK/arPFBA Y+wdD3HUBVauL25igs9RQW3Kg0GkB2q7ZJActIUZbOEG5kdc9CEcnGFkUjiyhKgrmOTd MaGg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :ironport-sdr:ironport-sdr; bh=W0I/ZrHMhLRNW5sa/XnbZMp12w9wmBHVv4oWVFoM/Rg=; b=FtBklrrx+yQIDvlVR1DDgNgfno8tluAR+LDRrTw0nwIY5rtaWBIpvegz7H72zncia2 tXpFF7jZ5wSalbdly0LYvS0ebXpVuA2Y48fZ8C7AlRZQq5frkLp+FY7Wr7KesqbqQuWp c6noLRRUFNHdAZGYrcV09K4aW+uMsmLbjW+IhamYBStWA29vSaW5nz0MB+HgyzjskrXK FMQwACWZGA9RYe/aak3iY4lsuK3aLlnSxYDL0oyJRzkPb46G0axvrZBWmYuvTh2Vpkt9 1a/SO1U6YqHztSXvxAEb1t8WiYJxTUVyN61bYm+HNZNiH3nMCYlIdzB7T9HzU0euD0m9 7Quw== 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id d24si974304edv.518.2020.08.28.09.54.37; Fri, 28 Aug 2020 09:55:00 -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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726776AbgH1Qxw (ORCPT + 99 others); Fri, 28 Aug 2020 12:53:52 -0400 Received: from mga12.intel.com ([192.55.52.136]:42190 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725814AbgH1Qxw (ORCPT ); Fri, 28 Aug 2020 12:53:52 -0400 IronPort-SDR: Fhj32nmgp7eltoj/q5yOkyoahPTFINM06xPzY4JXZv/YG2ruRTGLJ4dmPbViVENl6aresifVBs dICjXV+HjIjw== X-IronPort-AV: E=McAfee;i="6000,8403,9727"; a="136243215" X-IronPort-AV: E=Sophos;i="5.76,364,1592895600"; d="scan'208";a="136243215" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Aug 2020 09:53:51 -0700 IronPort-SDR: m37eGOiRVDtLjlEXWPDtSflNmlPbKTZq9zmm5qG3nXhxfb4GLupEcVhRzAT94U3qGkHGwFexVn x8va+e5MHItg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,364,1592895600"; d="scan'208";a="330006494" Received: from tassilo.jf.intel.com (HELO tassilo.localdomain) ([10.7.201.21]) by orsmga008.jf.intel.com with ESMTP; 28 Aug 2020 09:53:51 -0700 Received: by tassilo.localdomain (Postfix, from userid 1000) id DD0ED301C54; Fri, 28 Aug 2020 07:59:50 -0700 (PDT) Date: Fri, 28 Aug 2020 07:59:50 -0700 From: Andi Kleen To: Muchun Song Cc: mike.kravetz@oracle.com, akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] mm/hugetlb: Fix a race between hugetlb sysctl handlers Message-ID: <20200828145950.GS1509399@tassilo.jf.intel.com> References: <20200828031146.43035-1-songmuchun@bytedance.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200828031146.43035-1-songmuchun@bytedance.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Fixes: e5ff215941d5 ("hugetlb: multiple hstates for multiple page sizes") I believe the Fixes line is still not correct. The original patch didn't have that problem. Please identify which patch added the problematic code. -Andi