From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from userp1040.oracle.com ([156.151.31.81]:37645 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751070AbdHQCA1 (ORCPT ); Wed, 16 Aug 2017 22:00:27 -0400 To: Bart Van Assche Cc: Damien Le Moal , "martin.petersen\@oracle.com" , "jthumshirn\@suse.de" , "hch\@lst.de" , "stable\@vger.kernel.org" , "linux-scsi\@vger.kernel.org" , "brking\@linux.vnet.ibm.com" , "abdhalee\@linux.vnet.ibm.com" , "hare\@suse.com" , "jejb\@linux.vnet.ibm.com" , "mpe\@ellerman.id.au" Subject: Re: [PATCH] Revert "scsi-mq: Always unprepare before requeuing a request" From: "Martin K. Petersen" References: <20170816174324.29276-1-bart.vanassche@wdc.com> <3401ef29-7450-eb15-9dd1-2f021354286d@wdc.com> <1502933351.14158.3.camel@wdc.com> Date: Wed, 16 Aug 2017 22:00:06 -0400 In-Reply-To: <1502933351.14158.3.camel@wdc.com> (Bart Van Assche's message of "Thu, 17 Aug 2017 01:29:13 +0000") Message-ID: MIME-Version: 1.0 Content-Type: text/plain Sender: stable-owner@vger.kernel.org List-ID: Bart, > I'm 99% sure there is nothing wrong with my patch but that my patch > uncovered a bug in the ipr driver (drivers/scsi/ipr). See also > "WARNING: CPU: 15 PID: 0 at block/blk-mq.c:1111 > __blk_mq_run_hw_queue+0x1d8/0x1f0F" > (https://marc.info/?l=linux-block&m=150290686719644). But I already have the ipr patch queued. What am I missing? -- Martin K. Petersen Oracle Linux Engineering