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 6BDE82FE079 for ; Tue, 18 Nov 2025 02:26:26 +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=1763432790; cv=none; b=NAtREv3aEmi8nPebaUGbQ1QHeVLtdBX/zdPH5D3oxdhl7MuCBHa6Y2LO8IatvLkPiPG5i7a+zKjH37RLxLUybOcFTEVhQDO9LXDU+MZPoOgDsUx8n2Pz5rgwRCpxCgD1PYEQyvVsub/Ymo2cV/635F4IjWzNhOF7GAtcI9dK5io= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763432790; c=relaxed/simple; bh=KnlMgyjs6uL02nVHZkKsg49Mt2du+bOFoGpAs5ZDgbc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=SHh0Hi4JcI5C+R7nBJH7Oq0gzvgTwjcQFw4FV1ZVDpsYLhtZIdCWCcX3jcS44hPkJSM9Tu1uTtq3WtPPh9fK2Wr8q+IyCjQf6l59ZKzTf7fQ+z6yaZn9GDv4C8HvPQNmEz1iYBvHSL0ipqmu2gWwNcsF1s1dsZDDXt9Q5DusZoA= 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=LyTzS9OY; 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="LyTzS9OY" DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1763432778; h=Date:From:To:Subject:Message-ID:MIME-Version:Content-Type; bh=BBeDdPZY2xXIj3Se6bSqZ81392GZHBZuusJS7TgF0Eg=; b=LyTzS9OYuxgO6XLXn5dDmlS9k18DHg+NRpl4/MmxIAZnQtCQzihNPibOv9M7ZPFf8STKffeP9lg8WgTg96//RRYCIzigWZ25STSfjjT1XQFYIk6lQvh/rGRMyk+h8IY4+uOs56R5ll9PPlKyS/uSfxi3TVEWc65KmVbWSR7uRls= Received: from localhost(mailfrom:feng.tang@linux.alibaba.com fp:SMTPD_---0WshAStt_1763432776 cluster:ay36) by smtp.aliyun-inc.com; Tue, 18 Nov 2025 10:26:16 +0800 Date: Tue, 18 Nov 2025 10:26:16 +0800 From: Feng Tang To: Andrew Morton Cc: Lance Yang , Petr Mladek , Steven Rostedt , Lance Yang , linux-kernel@vger.kernel.org, Jonathan Corbet , paulmck@kernel.org, lirongqing@baidu.com, leonylgao@tencent.com Subject: Re: [PATCH v2 2/4] hung_task: Add hung_task_sys_info sysctl to dump sys info on task-hung Message-ID: References: <20251113111039.22701-1-feng.tang@linux.alibaba.com> <20251113111039.22701-3-feng.tang@linux.alibaba.com> <20251117095352.8dfb46ec468ba5a69a829031@linux-foundation.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20251117095352.8dfb46ec468ba5a69a829031@linux-foundation.org> On Mon, Nov 17, 2025 at 09:53:52AM -0800, Andrew Morton wrote: > On Sun, 16 Nov 2025 22:13:58 +0800 Feng Tang wrote: > > > > > if (need_warning || hung_task_call_panic) { > > > > si_mask |= SYS_INFO_LOCKS; > > > > > > Looks good to me now! I assume v3 would be expected, can you > > > post a new version? > > > > Andrew has taken the patchset to -mm tree. > > > > Andrew, which way do you prefer? I send a v3 patch for hung-task or you > > pickup the fixup patch and squash it into the orginal 0002 patch? > > > > Anyway, I make a squshed version v3 patch below. > > I prefer little fixup patches, generally. So people can see what > changed and don't feel they should re-review everything. I see now. > I queued the below, thanks. Thank you! I just run some tests with latest mm tree and they all passed. - Feng