From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out30-118.freemail.mail.aliyun.com (out30-118.freemail.mail.aliyun.com [115.124.30.118]) (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 CD272770F1 for ; Fri, 16 Aug 2024 05:33:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=115.124.30.118 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723786383; cv=none; b=mOMFzjgN2qk68ZtSKI2kL+g/b2x8/9KUnuanQF0KX1ueXUkRHDKlN84PxoacFP7jgYJ//DDTmozz0Hsgm80bqppgciWqw9N8lHzWXKrO/qnGS6nT7INS1qcRENe+8Cu7qtjZDOFaUeoB57c/V2Df3dzNMMEpvaZ7SgpD72zc+wA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723786383; c=relaxed/simple; bh=qnc6//XMdUBGWLw2DHDB96+AbKh8PpznrfXxHZSPshw=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=h9Mds0HHWIKfgxzZE3LUyUf+bu9clgA0PdQRddGWmcGnBkuK3hJ3K2K37RMsB6cvu+oMTTSkV5or2wilnOrhNLJ9K4dv+F5aa08DLJvvG9U0DPS/78xJf11xL9Pl3/jWXZbDhIfm1+HVjhpkhmJJZ/iZSbAqNzkA3RbTsl1pjDE= 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=sNkoGIeM; arc=none smtp.client-ip=115.124.30.118 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="sNkoGIeM" DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1723786372; h=Message-ID:Date:MIME-Version:Subject:To:From:Content-Type; bh=nQ2KzZFdpuFa6QSLEKrxpWoq3LE2Ita5QIyj2bUw76M=; b=sNkoGIeMRr4od1DoSBVAYBPqiavg0LNE29LmTjCEWRc2UY6+TuOw5Ztqasa7fm+zWYvg+7FXzkUIGwD8hjaQfv5x3h5v5jdRLwBn5IuGie8UvvCGG+jJkOf9prlrYlS8wFnsZaeUt0Vj1c7Cpvs6bbnZBChLpwCwyISf68QR3Jg= Received: from 30.221.129.229(mailfrom:hsiangkao@linux.alibaba.com fp:SMTPD_---0WCzJ6zW_1723786371) by smtp.aliyun-inc.com; Fri, 16 Aug 2024 13:32:52 +0800 Message-ID: <1c07b6f5-c0ae-4213-8c86-e49ff06bd45a@linux.alibaba.com> Date: Fri, 16 Aug 2024 13:32:50 +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] mm/migrate: fix deadlock in migrate_pages_batch() on large folios To: Andrew Morton Cc: "Huang, Ying" , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Gao Xiang References: <20240728154913.4023977-1-hsiangkao@linux.alibaba.com> <87plqx0yh2.fsf@yhuang6-desk2.ccr.corp.intel.com> <20240815220224.d7970835d5c12b4833bd04dc@linux-foundation.org> <20240815222504.85e94e909d28bc64bc89b847@linux-foundation.org> From: Gao Xiang In-Reply-To: <20240815222504.85e94e909d28bc64bc89b847@linux-foundation.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 2024/8/16 13:25, Andrew Morton wrote: > On Fri, 16 Aug 2024 13:17:04 +0800 Gao Xiang wrote: > >>>> does someone want to take a look at developing a v2? >>> >>> I've replied your email last week, I'm not sure why it has not >>> been addressed? >>> >>> https://lore.kernel.org/linux-mm/20240729021306.398286-1-hsiangkao@linux.alibaba.com/ >>> >>> The patch in your queue is already v2? No? >> >> Really confused about this, since the comment above was about v1. >> and v2 is already sent (in July 29) and in -next for two weeks >> with >> >> Reviewed-by: "Huang, Ying" >> Acked-by: David Hildenbrand >> >> What else I need to do to resolve this already resolved comment >> so that I could enable large folios without deadlocks anymore? > > Is cool, thanks - I failed to correctly update my notes-to-self. Many thanks for confirmation and hopefully it could upstream so I could enable large folios safely. Thanks, Gao Xiang