From mboxrd@z Thu Jan 1 00:00:00 1970 From: Larry Finger Subject: Re: [PATCH v1 0/7] PCI: try enabling "pci=use_crs" again Date: Thu, 04 Feb 2010 16:36:34 -0600 Message-ID: <4B6B4BF2.6080309@lwfinger.net> References: <20100203233617.10803.92102.stgit@bob.kio> <4B6A4F17.2080806@lwfinger.net> <201002041055.58953.bjorn.helgaas@hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mail-gx0-f224.google.com ([209.85.217.224]:57682 "EHLO mail-gx0-f224.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758479Ab0BDWgk (ORCPT ); Thu, 4 Feb 2010 17:36:40 -0500 In-Reply-To: <201002041055.58953.bjorn.helgaas@hp.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Bjorn Helgaas Cc: Jesse Barnes , Matthew Garrett , Tony Luck , linux-pci@vger.kernel.org, Peter Haight , Gary Hade , linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Yinghai Lu , Ingo Molnar , Linus Torvalds On 02/04/2010 11:55 AM, Bjorn Helgaas wrote: > On Wednesday 03 February 2010 09:37:43 pm Larry Finger wrote: >> On 02/03/2010 05:38 PM, Bjorn Helgaas wrote: >>> Larry, you reported the problem the last time I tried to turn on "pci=use_crs" >>> by default. This series shouldn't affect your machine because it's not in the >>> whitelist, but I expect that if you boot the current kernel with "pci=use_crs", >>> it should still fail, and if you boot with these patches and "pci=use_crs", it >>> *should* work. I know it's a lot to ask, but it'd be great if you had a chance >>> to try that. >> >> On my system, "git describe" returns v2.6.33-rc6-146-gc80d292. Patch 1 does not >> apply and can be reverted. That is not a problem, but beginning with patch 5, >> these do not apply. > > Looks like you're using Linus' tree. My patches go on top of Jesse's > PCI linux-next tree. Here's how you can do this (assuming you have > stgit as well as git): > > Save all the patches in files "/tmp/use-crs.1" through "/tmp/use-crs.7". > These can be plain email; you don't have to remove headers or > anything. > > $ cd > $ git branch > $ git fetch git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6.git linux-next > $ stg branch -c use-crs 0148b041be4e7 > $ for F in `seq 7`; do stg import -m /tmp/use-crs.$F; done > > Now you should have a tree with all the patches applied. That worked. I actually used quilt to apply the patches as I am more familiar with it. Patch #2 was already applied, but the rest applied cleanly. The patched version of the linux-next kernel booted fine. I put the dmesg output as "Attachment #24914 to bug 14183". Thanks for the help, Larry