Received: by 2002:a05:6a10:af89:0:0:0:0 with SMTP id iu9csp2447995pxb; Sun, 16 Jan 2022 21:12:49 -0800 (PST) X-Google-Smtp-Source: ABdhPJzmz3cHQdw6ue3HxaMcnuEf5gfv+hLyrVFiwSBWqW6O5zxqS5DNMuQ2u17CPYB1P1kiZxQz X-Received: by 2002:a17:90b:4b07:: with SMTP id lx7mr4846619pjb.225.1642396369572; Sun, 16 Jan 2022 21:12:49 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1642396369; cv=none; d=google.com; s=arc-20160816; b=hN2XWhE3FPNnUeKDvYK0EuZYf5UD/KoenCBGdHg3Nj/cgW8Ic1KatKIbLvwt7ADzWR 3RkElVanCKm8Tb5cmJsQp+rSsSK++3MfG8AFALPh58lCEcJqNMiWq7PT9uOO2Dr+ymDk y+8KOoPv8MshYTIJzyapil/vrsHs6coMxtPQmGmwNM2GNLEvv3q2ZveQ0BU2wy0PF5KP oZh8aD0l7A0f1oJK1dc6WHFe7e7PlZUpkFHC8Oo+KaxVJG8sO0UZTfBTNqoPgXVL5LyP XMqS+2T8DkCdlANiAjXeuY6uOONCCjZkcntBk7UoRwVG2fv9mqdO/V6hedUbcq//bXUP FbGA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:in-reply-to:from :references:cc:to:subject:user-agent:mime-version:date:message-id; bh=OjgSDYZHr3Euxegq8uipymg8IN465DX6VXTBSadf+SQ=; b=qmHEEqNq+6QyRj4UwQfdl3M7JhQn48gsnsgs/RDjMEzI0GiUGPMZ6tNH8z751HrfXz ItdHACV5qi/5Flt9Mm+/fEkxRercayPA116S/Boqbvbhbo20TJ6YXXhAdY2Cf2+cUjr+ 1+VtZtg7biSp2Jks7NM6y4SvxFYivySVcMT0d5Bh2dTosrHkQriu74E48CZiKoZHPSXN wuntwjhjCvE5ROyrYNSto7GFz2vAFhKegIe7tPtaXvidExoYLojP3b1xqiR1yeSgCysS dSwXP623K+IvZyEFn/SSQi5IF1c2mFt6lFBs5XnXbIQgawyKG6aInEpgWRLhFSqYYcMw vYYQ== 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=alibaba.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id g9si13980313pgu.75.2022.01.16.21.12.38; Sun, 16 Jan 2022 21:12:49 -0800 (PST) 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=alibaba.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234432AbiAPHSF (ORCPT + 99 others); Sun, 16 Jan 2022 02:18:05 -0500 Received: from out30-43.freemail.mail.aliyun.com ([115.124.30.43]:37474 "EHLO out30-43.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230116AbiAPHSD (ORCPT ); Sun, 16 Jan 2022 02:18:03 -0500 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R161e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04394;MF=guwen@linux.alibaba.com;NM=1;PH=DS;RN=7;SR=0;TI=SMTPD_---0V1wL1M2_1642317480; Received: from 30.39.162.39(mailfrom:guwen@linux.alibaba.com fp:SMTPD_---0V1wL1M2_1642317480) by smtp.aliyun-inc.com(127.0.0.1); Sun, 16 Jan 2022 15:18:01 +0800 Message-ID: <5ebaaf18-bfdc-b59f-c541-7e32fb2e50fb@linux.alibaba.com> Date: Sun, 16 Jan 2022 15:18:00 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 Subject: Re: [PATCH net] net/smc: Fix hung_task when removing SMC-R devices To: dust.li@linux.alibaba.com, kgraul@linux.ibm.com, davem@davemloft.net, kuba@kernel.org Cc: linux-s390@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org References: <1642167444-107744-1-git-send-email-guwen@linux.alibaba.com> <20220115102947.GB13341@linux.alibaba.com> From: Wen Gu In-Reply-To: <20220115102947.GB13341@linux.alibaba.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2022/1/15 6:29 pm, dust.li wrote: > On Fri, Jan 14, 2022 at 09:37:24PM +0800, Wen Gu wrote: >> A hung_task is observed when removing SMC-R devices. > > Good catch, thank you ! > > Update the comments of smc_smcr_terminate_all as well ? > OK, will do. Thank you! Thanks, Wen Gu >> >> Fixes: 349d43127dac ("net/smc: fix kernel panic caused by race of smc_sock") >> Signed-off-by: Wen Gu > > Reviewed-by: Dust Li >