From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Martin K. Petersen" Subject: Re: [PATCH] scsi: mpt3sas: fix hang on ata passthru commands Date: Mon, 16 Jan 2017 16:01:30 -0500 Message-ID: References: <20161229080250.GA11605@infradead.org> <1483226343.2518.32.camel@linux.vnet.ibm.com> <1483280506.5512.1.camel@sandisk.com> <20170101.113311.417107391370623850.davem@davemloft.net> <1483292364.2345.5.camel@linux.vnet.ibm.com> <1484596878.2540.58.camel@HansenPartnership.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1484596878.2540.58.camel@HansenPartnership.com> (James Bottomley's message of "Mon, 16 Jan 2017 12:01:18 -0800") Sender: linux-kernel-owner@vger.kernel.org To: James Bottomley Cc: "Martin K. Petersen" , David Miller , Bart Van Assche , Christoph Hellwig , jbaron@akamai.com, "linux-kernel@vger.kernel.org" , sagi@grimberg.me, Sathya Prakash , Suganath Prabu Subramani , Hannes Reinecke , "linux-scsi@vger.kernel.org" , Christoph Hellwig , Chaitra Basappa , dledford@redhat.com, Sreekanth Reddy , Ingo Molnar List-Id: linux-scsi@vger.kernel.org >>>>> "James" == James Bottomley writes: James> Subject: [PATCH] scsi: mpt3sas: fix hang on ata passthrough James> commands James> mpt3sas has a firmware failure where it can only handle one pass James> through ATA command at a time. If another comes in, contrary to James> the SAT standard, it will hang until the first one completes James> (causing long commands like secure erase to timeout). The James> original fix was to block the device when an ATA command came in, James> but this caused a regression with Broadcom folks: Please test and ack as soon as possible so we can get this fix queued up. Ingo: Since you appear to have hardware, it would be great if you could test James' v3 (https://patchwork.kernel.org/patch/9519383/). Sorry for the inconvenience. -- Martin K. Petersen Oracle Linux Engineering From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751334AbdAPVDy (ORCPT ); Mon, 16 Jan 2017 16:03:54 -0500 Received: from userp1040.oracle.com ([156.151.31.81]:21963 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751103AbdAPVDv (ORCPT ); Mon, 16 Jan 2017 16:03:51 -0500 To: James Bottomley Cc: "Martin K. Petersen" , David Miller , Bart Van Assche , Christoph Hellwig , jbaron@akamai.com, "linux-kernel\@vger.kernel.org" , sagi@grimberg.me, Sathya Prakash , Suganath Prabu Subramani , Hannes Reinecke , "linux-scsi\@vger.kernel.org" , Christoph Hellwig , Chaitra Basappa , dledford@redhat.com, Sreekanth Reddy , Ingo Molnar Subject: Re: [PATCH] scsi: mpt3sas: fix hang on ata passthru commands From: "Martin K. Petersen" Organization: Oracle Corporation References: <20161229080250.GA11605@infradead.org> <1483226343.2518.32.camel@linux.vnet.ibm.com> <1483280506.5512.1.camel@sandisk.com> <20170101.113311.417107391370623850.davem@davemloft.net> <1483292364.2345.5.camel@linux.vnet.ibm.com> <1484596878.2540.58.camel@HansenPartnership.com> Date: Mon, 16 Jan 2017 16:01:30 -0500 In-Reply-To: <1484596878.2540.58.camel@HansenPartnership.com> (James Bottomley's message of "Mon, 16 Jan 2017 12:01:18 -0800") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Source-IP: aserv0022.oracle.com [141.146.126.234] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >>>>> "James" == James Bottomley writes: James> Subject: [PATCH] scsi: mpt3sas: fix hang on ata passthrough James> commands James> mpt3sas has a firmware failure where it can only handle one pass James> through ATA command at a time. If another comes in, contrary to James> the SAT standard, it will hang until the first one completes James> (causing long commands like secure erase to timeout). The James> original fix was to block the device when an ATA command came in, James> but this caused a regression with Broadcom folks: Please test and ack as soon as possible so we can get this fix queued up. Ingo: Since you appear to have hardware, it would be great if you could test James' v3 (https://patchwork.kernel.org/patch/9519383/). Sorry for the inconvenience. -- Martin K. Petersen Oracle Linux Engineering