From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out30-130.freemail.mail.aliyun.com (out30-130.freemail.mail.aliyun.com [115.124.30.130]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 43CAD219E8; Sat, 8 Mar 2025 11:36:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=115.124.30.130 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741433786; cv=none; b=Fmeul6fqgDMrfbehFpuqbt1ZruKJ1TOjfoORLgcpWWoQiY/tJX0m4KCJazam7ZRIM19BdaIzWGTHAcJr7rJHENWnPPmkkp/ktuHnQA28uHR+gAzF+cxbhQvExoyg7BX4/fvqX7dyZuPAi+fAdGkxb7sYTBsVgL8oh2/RhtgMspA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741433786; c=relaxed/simple; bh=NOzqqdmY2eaOAkTeSuCwpzClq0A+3fNkOPxY1TiG4bA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=aibgbJTp6DPHt/FSTSQwynTfWnrD3fPws/VF8lf7VgZoLWlTfIih2TwZEO/LjnOCACBVQLpEHw54Zqp8SgyM8qpNJRuK8B/WwvRBeafj3Hs1y4VRZ+ubfGmMAYf3+SpUbC4GqQFo31dArSY+0bsQMTHpo0Ilv2RtTnlZoiRttDc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com; spf=pass smtp.mailfrom=linux.alibaba.com; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b=RGy9GxWo; arc=none smtp.client-ip=115.124.30.130 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b="RGy9GxWo" DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1741433775; h=Message-ID:Date:MIME-Version:Subject:To:From:Content-Type; bh=dWe9gzux1j97nsz01TznH5atc0a228qEauEvpvfcPq0=; b=RGy9GxWoS8FtUHAZAEuEvbMx09D7Yly/ZNtXvBv3gO3Xuzxvp6XqtatqEU4DIbmi0ogD6d7Gh2ooTqs0CU67ZsDpKxzqebAFnFPtYz2oRLWKX0AftwNfrFEs7rxVypTYzwbfY/XcOvXao6cXlWNzk5b9om7O0KjBzEATJO41HM8= Received: from 30.246.161.128(mailfrom:xueshuai@linux.alibaba.com fp:SMTPD_---0WQuksZs_1741433772 cluster:ay36) by smtp.aliyun-inc.com; Sat, 08 Mar 2025 19:36:13 +0800 Message-ID: Date: Sat, 8 Mar 2025 19:36:12 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 0/3] mm/hwpoison: Fix regressions in memory failure handling To: "Luck, Tony" , "bp@alien8.de" , "peterz@infradead.org" , "catalin.marinas@arm.com" , "yazen.ghannam@amd.com" , "akpm@linux-foundation.org" , "linmiaohe@huawei.com" , "nao.horiguchi@gmail.com" Cc: "tglx@linutronix.de" , "mingo@redhat.com" , "dave.hansen@linux.intel.com" , "x86@kernel.org" , "hpa@zytor.com" , "jpoimboe@kernel.org" , "linux-edac@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "baolin.wang@linux.alibaba.com" , "tianruidong@linux.alibaba.com" References: <20250307054404.73877-1-xueshuai@linux.alibaba.com> From: Shuai Xue In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit 在 2025/3/8 01:20, Luck, Tony 写道: >> ## 1. What am I trying to do: >> >> This patch resolves two critical regressions related to memory failure >> handling that have appeared in the upstream kernel since version 5.17, as >> compared to 5.10 LTS. >> >> - copyin case: poison found in user page while kernel copying from user space >> - instr case: poison found while instruction fetching in user space > > Tested the instruction, copyin, and futex cases. They all pass now. > > Thanks! > > Tested-by: Tony Luck > > -Tony Thanks for your help. Best Regards, Shuai