From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Koskinen Aaro (NSN - FI/Helsinki)" Subject: Re: [PATCH 1/1] sym53c8xx_2: Fix validation (Fix hotplug support). Date: Mon, 18 Aug 2008 19:38:57 +0300 Message-ID: <48A9A5A1.1010106@nsn.com> References: <1219004320-6384-1-git-send-email-michaelc@cs.wisc.edu> <1219030321.3917.44.camel@localhost.localdomain> <48A8F0D8.3030000@cs.wisc.edu> <1219068634.3261.6.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from smtp.nokia.com ([192.100.105.134]:61295 "EHLO mgw-mx09.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751779AbYHRQjx (ORCPT ); Mon, 18 Aug 2008 12:39:53 -0400 In-Reply-To: <1219068634.3261.6.camel@localhost.localdomain> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: ext James Bottomley Cc: Mike Christie , linux-scsi@vger.kernel.org, Matthew Wilcox ext James Bottomley wrote: > Actually, the report says everything goes fine if they notify the mid > layer through sysfs before doing the removal. The problem is on > unnotified hot swap with a rescan afterwards. > > The problem in the second case is the parameter mismatch. The HBA is > thinking previous transfer parameters and the drive is thinking async. The mid-layer notification has no effect on the sym driver, the result is exactly the same as with the unnotified hot swap. A.