From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F0254C11F64 for ; Thu, 1 Jul 2021 15:58:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D3FFE6141A for ; Thu, 1 Jul 2021 15:58:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233800AbhGAQAc (ORCPT ); Thu, 1 Jul 2021 12:00:32 -0400 Received: from mail-pl1-f169.google.com ([209.85.214.169]:35373 "EHLO mail-pl1-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233585AbhGAQAb (ORCPT ); Thu, 1 Jul 2021 12:00:31 -0400 Received: by mail-pl1-f169.google.com with SMTP id b5so3909465plg.2; Thu, 01 Jul 2021 08:58:01 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=y8RJ7NHLUH0UkXZQbqLTPlcYrodTSF7e3TMEWx7woGM=; b=hBSumFy8zhnstzAI41g+4dnLsD7YB10bmQ6//o5vOf9uKmAa5TIAFe0wA35h/ZVGK2 o569HGniyobCgsoHJPAVimX3544vYQSUk6WUjQmIdylortz51v1TI+RLzqttyE9bUNEY xdni7lv+pP6YqJ9ZM8Sm0loYXUhCjkvwx7g2qzZ+zBqsFFU7p08f2VAmZ0ioyJH1cwtQ S2+V0kxtfg8TFdtn3y+tJPcNvttqBk4VoUn3ETGwBFsQk+J004UFyg1zqCE7YePjIVKN 10I49Qb42I0zsaYzUFnoo4PnReyfiID/3vlkE9niBT5X3MkzsRCgSbQwRV44I/4xMqF/ 9PXg== X-Gm-Message-State: AOAM530FbZsA/rTSKDa1uaPeArcStsXawlASQWMTyS0bA737jd1RJaRe ifjAlrAG7lS3ZRM4NkFGloM= X-Google-Smtp-Source: ABdhPJzVG+t6KRlrq32BvCj+MdsP5nTMwJW2oiZ8u2tKUXjf6dvTOkgsc5cIk2jTuqU8K/ihKx43kg== X-Received: by 2002:a17:90b:1944:: with SMTP id nk4mr420440pjb.66.1625155080441; Thu, 01 Jul 2021 08:58:00 -0700 (PDT) Received: from ?IPv6:2601:647:4000:d7:6a75:b07:a0d:8bd5? ([2601:647:4000:d7:6a75:b07:a0d:8bd5]) by smtp.gmail.com with ESMTPSA id t6sm9984750pjo.4.2021.07.01.08.57.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 01 Jul 2021 08:57:59 -0700 (PDT) Subject: Re: [PATCH v1 2/3] scsi: ufs: Optimize host lock on transfer requests send/compl paths To: Can Guo Cc: asutoshd@codeaurora.org, nguyenb@codeaurora.org, hongwus@codeaurora.org, linux-scsi@vger.kernel.org, kernel-team@android.com, Stanley Chu , Alim Akhtar , Avri Altman , "James E.J. Bottomley" , "Martin K. Petersen" , Matthias Brugger , Bean Huo , Jaegeuk Kim , Adrian Hunter , Kiwoong Kim , Satya Tangirala , open list , "moderated list:ARM/Mediatek SoC support" , "moderated list:ARM/Mediatek SoC support" References: <1621845419-14194-1-git-send-email-cang@codeaurora.org> <1621845419-14194-3-git-send-email-cang@codeaurora.org> <464097469b09752ce4ebb38c08f1a94a@codeaurora.org> From: Bart Van Assche Message-ID: <8971042b-e300-a1b4-7585-be9e0cf43030@acm.org> Date: Thu, 1 Jul 2021 08:57:56 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <464097469b09752ce4ebb38c08f1a94a@codeaurora.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org On 6/28/21 10:41 PM, Can Guo wrote: > I am waiting for more infos/logs/dumps on Buganizor to look into it. > With above calltrace snippet, it is hard to figure out what is happening. > Besides, we've tested this series before go upstream and we didn't > see such problem. Hi Can, Jaegeuk has posted a fix as you may have noticed. Thanks, Bart.