Received: by 2002:a05:6a10:d5a5:0:0:0:0 with SMTP id gn37csp620769pxb; Thu, 30 Sep 2021 13:18:13 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy6rO0FgLb5FA7Cx3sUVvOssue3UCqqeI3vEe79CfYJD0afALjGF6smoC1cxGRaJc4TdlsY X-Received: by 2002:a63:200a:: with SMTP id g10mr6376431pgg.242.1633033093697; Thu, 30 Sep 2021 13:18:13 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1633033093; cv=none; d=google.com; s=arc-20160816; b=tB/NCxLvKUl/Vt3oHsVLjsz8K+ytzC8F3mx+vLWQiy58icAcOyl63GDFhljhDW7aQF MBqCDNivvOGEBLFNtGQXG+0ylaGxEon6KiwgwaE56YERfwmDmcrrQAm/Q0IQU+OjC0op YgXkqIifrfDHs0Ngow7hoMhKexrdkrv0Erx4ezrWWSdq2diAX7jx+AUiJthKZedqAZMi vdSwhtIen2OQmv/inmLXXiWYq25bWBR8f7jk9A3eKMneUO9xCpfdyOIb48QCU3iLLs8m XXBcCRlcf1+6dmuzlSeZFMGh1w8183KEPS9SIiYWCg6XHBl83AFqrlI4+K887JO/5iFg VMYg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:content-language :in-reply-to:mime-version:user-agent:date:message-id:from:references :to:subject; bh=Hxo8zWTeavlZiwQhHPk9TyhCAEA2B2YQU/hL0A/lgco=; b=an22EQJSeneF78QyZ+E71XrvJXMBURU377zospEb11lNwLLG1hjMsy9RwB9bEtncr+ FeOpvSsTD9s2l29ZB8IlDZYlXA8LgLs63ZhQw0jZ0LltimDTQBFvmgwRvyQvT3t89/NP GMFd4TK5KH2QQiP65TkxLy+UUqfu3cIpW00e7ionTbw3nI1207LKEXlJRx7IBFy41wey FSDNCVnT8bhHp5Fr0TAsfNMMHt6H0o7JK5bDAKcrLpyp0tGogKv9JlLwWxsrO90R1E/L J69gTXbuUDHBcL2ItPsfszY51ChKPM6rZH5bEAmrm/TrbbfdZ2ZieYAzzojMFLz6UTs/ djaw== 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id om10si5043819pjb.89.2021.09.30.13.17.58; Thu, 30 Sep 2021 13:18:13 -0700 (PDT) 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347697AbhI3T5H (ORCPT + 99 others); Thu, 30 Sep 2021 15:57:07 -0400 Received: from mail-pl1-f172.google.com ([209.85.214.172]:36515 "EHLO mail-pl1-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344849AbhI3T47 (ORCPT ); Thu, 30 Sep 2021 15:56:59 -0400 Received: by mail-pl1-f172.google.com with SMTP id y5so4816708pll.3; Thu, 30 Sep 2021 12:55:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=Hxo8zWTeavlZiwQhHPk9TyhCAEA2B2YQU/hL0A/lgco=; b=pHtemc5kOrJn7ub9c8CJkRAlpo0mZzSfRl/iAy6oZ+jgc2zU1eYfMDYlcWJjXFLsQ5 hOOUsY5122ymoeTJN9pp8Ty7xpsY9Zmt9laNgMu20rW1XnrLsPEcE8V06twizJ5yn6b5 AlveD+iQwgKMMwthxMQn26Do/fOFwiCS3JHI1UwdNTmUCTVUscI3kfDHIXd0A9dT081x Ma3CDge+D4Pnzx7+bvF1afNX2/ttZcTbEIAlAAqbNp4jE2khk/7HyIKU1vdtlnglOyqU 8bDOHbhclwqyLBG7JB2xkvyVfPYeGuw59nxNViQ66WfKcJUT+JqSi1RfwY/GMSbhUm0K hVNg== X-Gm-Message-State: AOAM531SdXOsrp/1WE9dNrVe29V0rjtjDJ6tMGADbZb0XRnKD0hXudIw N/ELe/ZDUEV1GaaQzT7zwfuMUzmRCbw= X-Received: by 2002:a17:90a:4091:: with SMTP id l17mr8579978pjg.138.1633031716575; Thu, 30 Sep 2021 12:55:16 -0700 (PDT) Received: from bvanassche-linux.mtv.corp.google.com ([2620:15c:211:201:5c11:c4f:db56:119]) by smtp.gmail.com with ESMTPSA id t1sm3418482pgf.78.2021.09.30.12.55.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 30 Sep 2021 12:55:16 -0700 (PDT) Subject: Re: [PATCH 1/2] scsi: ufs: retry START_STOP on UNIT_ATTENTION To: Jaegeuk Kim , linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, martin.petersen@oracle.com References: <20210930195237.1521436-1-jaegeuk@kernel.org> From: Bart Van Assche Message-ID: Date: Thu, 30 Sep 2021 12:55:15 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <20210930195237.1521436-1-jaegeuk@kernel.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 9/30/21 12:52 PM, Jaegeuk Kim wrote: > Commit 57d104c153d3 ("ufs: add UFS power management support") made the UFS > driver submit a REQUEST SENSE command before submitting a power management > command to a WLUN to clear the POWER ON unit attention. Instead of > submitting a REQUEST SENSE command before submitting a power management > command, retry the power management command until it succeeds. Reviewed-by: Bart Van Assche