From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Qiu Subject: Re: [PATCH] scsi/ipr: Bugfix: add null pointer check for ioa_cfg Date: Wed, 27 Nov 2013 01:24:56 +0800 Message-ID: <5294D968.8030407@linux.vnet.ibm.com> References: <1384311737-1663-1-git-send-email-qiudayu@linux.vnet.ibm.com> <5294D876.8040105@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from e23smtp05.au.ibm.com ([202.81.31.147]:49785 "EHLO e23smtp05.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932317Ab3KZRZD (ORCPT ); Tue, 26 Nov 2013 12:25:03 -0500 Received: from /spool/local by e23smtp05.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 27 Nov 2013 03:25:02 +1000 Received: from d23relay05.au.ibm.com (d23relay05.au.ibm.com [9.190.235.152]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id E66522BB0052 for ; Wed, 27 Nov 2013 04:24:59 +1100 (EST) Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay05.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id rAQH6uP39109936 for ; Wed, 27 Nov 2013 04:06:56 +1100 Received: from d23av01.au.ibm.com (localhost [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id rAQHOxPu027733 for ; Wed, 27 Nov 2013 04:24:59 +1100 In-Reply-To: <5294D876.8040105@linux.vnet.ibm.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Brian King Cc: linux-scsi@vger.kernel.org, brking@us.ibm.com, "James E.J. Bottomley" , Wen Xiong On 11/27/2013 01:20 AM, Brian King wrote: > On 11/12/2013 09:02 PM, Mike Qiu wrote: >> When we detects EEH errors during driver probe time, the error >> handlers of the driver are invoked by EEH core. Unfortunately, >> we haven't built some data structs that the error handlers >> refers to. That leads to kernel crash eventually. > This will only fix the kernel crash and not allow for recovery. > Wendy is working on a patch to support recovering from these > early EEH errors, so I'd prefer to wait and just push the one > patch, rather than have to revert this one once Wendy's > patch is ready. OK, this is just a workaround, as Wendy will solve this issue, better to wait her solution. Thanks Mike > > Thanks, > > Brian >