Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752549AbZGWCCW (ORCPT ); Wed, 22 Jul 2009 22:02:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750943AbZGWCCV (ORCPT ); Wed, 22 Jul 2009 22:02:21 -0400 Received: from sh.osrg.net ([192.16.179.4]:35636 "EHLO sh.osrg.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750847AbZGWCCU (ORCPT ); Wed, 22 Jul 2009 22:02:20 -0400 Date: Thu, 23 Jul 2009 11:02:10 +0900 To: davidn@davidnewall.com Cc: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, fujita.tomonori@lab.ntt.co.jp Subject: Re: Regression impacts ServeRAID II on IBM xSeries 5500 From: FUJITA Tomonori In-Reply-To: <4A6172F0.60707@davidnewall.com> References: <4A6172F0.60707@davidnewall.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-Id: <20090723110118N.fujita.tomonori@lab.ntt.co.jp> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (sh.osrg.net [192.16.179.4]); Thu, 23 Jul 2009 11:02:11 +0900 (JST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2237 Lines: 52 Sorry for the delay, On Sat, 18 Jul 2009 16:30:00 +0930 David Newall wrote: > Hello Fujita-san, > > This is my first time reporting a regression. I hope I'm doing it right. > > According to "git bisect," your patch > 10db10d144c0248f285242f79daf6b9de6b00a62 is the first bad commit before > a regression which affects my ServeRAID II controller. I get segfault > running ipssend, which is the program used to interrogate and configure > the SCSI RAID controller. > > ipssend[5949]: segfault at 20202020 ip b7ece8b1 sp bfce1d1c error 6 in libc-2.9.so[b7e55000+15c000] Can I get 'ipssend' source code? I'm not sure what ipssend does (I guess, it issues some special commands via sg). > Here's what git output on the final bisect: > > commit 10db10d144c0248f285242f79daf6b9de6b00a62 > Author: FUJITA Tomonori > Date: Fri Aug 29 12:32:18 2008 +0200 > > sg: convert the indirect IO path to use the block layer > > This patch converts the indirect IO path (including mmap IO and old > struct sg_header) to use the block layer functions (blk_get_request, > blk_execute_rq_nowait, blk_rq_map_user, etc) instead of > scsi_execute_async(). > > [Jens: fixed compile error with SCSI logging enabled] > > Signed-off-by: FUJITA Tomonori > Signed-off-by: Douglas Gilbert > Cc: Mike Christie > Cc: James Bottomley > Signed-off-by: Jens Axboe Very sorry about that. > :040000 040000 a2b5d80fb0a666b49d4bdfc2de3aa15c9d8b1ec7 84a927a0964a616313deb410a1da60dd22e2dc13 M drivers > > > My machine and assistance is at your disposal. Rather than guess what > information you want: what can I tell you? What kernel version do you use, the latest git tree? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/