From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from szxga03-in.huawei.com ([119.145.14.66]:10585 "EHLO szxga03-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751655AbbF0Dht (ORCPT ); Fri, 26 Jun 2015 23:37:49 -0400 Message-ID: <558E1A84.207@huawei.com> Date: Sat, 27 Jun 2015 11:37:40 +0800 From: Yijing Wang MIME-Version: 1.0 To: Guenter Roeck CC: Rajat Jain , Bjorn Helgaas , "linux-pci@vger.kernel.org" Subject: Re: [PATCH] PCI: Use a local mutex instead of pci_bus_sem to avoid deadlock References: <1434021134-6519-1-git-send-email-wangyijing@huawei.com> <557A9661.8030603@huawei.com> <20150612182013.GA4455@svl-evodev-groeck.juniper.net> <558E1300.6020600@huawei.com> <20150627031945.GA27813@svl-evodev-groeck.juniper.net> In-Reply-To: <20150627031945.GA27813@svl-evodev-groeck.juniper.net> Content-Type: text/plain; charset="ISO-8859-1" Sender: linux-pci-owner@vger.kernel.org List-ID: On 2015/6/27 11:19, Guenter Roeck wrote: > On Sat, Jun 27, 2015 at 11:05:36AM +0800, Yijing Wang wrote: >> On 2015/6/13 2:20, Guenter Roeck wrote: >>> On Fri, Jun 12, 2015 at 11:12:35AM -0700, Rajat Jain wrote: >>>> [+Guenter] >>>> >>>> Looks good to me. Unfortunately, I do not have the hardware anymore to test >>>> it :-( >>>> >>>> Guenter: Do you have it, or know some body who has and wants to test this? >>>> >>> I'll dig up the patch and test it. >> >> Hi Guenter, any update ? >> > I merged your patch into our images. I have not seen a single failure since > then. > > At the same time, we tried to reproduce the problem Rajat had reported > originally. Unfortunately we have not been able to reproduce it. I don't know > if that is bad luck, if we did something wrong (most likely), or if something > else changed in the infrastructure since Rajat did his tests. > > Either case, I would appreciate if this patch could find its way upstream. > I don't feel comfortable to enable AER without it. Feel free to add > > Tested-by: Guenter Roeck OK, thanks for your help test. Thanks! Yijing. > > Thanks, > Guenter > > -- Thanks! Yijing