Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751880AbaLISHJ (ORCPT ); Tue, 9 Dec 2014 13:07:09 -0500 Received: from mail-wi0-f176.google.com ([209.85.212.176]:52970 "EHLO mail-wi0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751822AbaLISHF (ORCPT ); Tue, 9 Dec 2014 13:07:05 -0500 Message-ID: <54873A45.3050009@gmail.com> Date: Tue, 09 Dec 2014 19:07:01 +0100 From: =?UTF-8?B?TWFyZWsgS29yZMOtaw==?= User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 MIME-Version: 1.0 To: Yinghai Lu , Wei Yang , Alexey Voronkov , Gavin Shan CC: Benjamin Herrenschmidt , Bjorn Helgaas , "linux-pci@vger.kernel.org" , Linux Kernel Mailing List Subject: Re: [PATCH] PCI: Clear bridge MEM_64 flag if one child does not support it References: <1418075552-26495-1-git-send-email-yinghai@kernel.org> <1418079372.13358.9.camel@kernel.crashing.org> <20141209001119.GA24661@shangw> <20141209022601.GA16207@richard> In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/09/2014 08:20 AM, Yinghai Lu wrote: > On Mon, Dec 8, 2014 at 6:26 PM, Wei Yang wrote: >> On Tue, Dec 09, 2014 at 11:11:19AM +1100, Gavin Shan wrote: >>> >>> I'm going to give it a spin and Richard, could you please apply Yinghai's >>> patch to see if your SRIOV code can work properly? >>> >> >> I did a quick test on my machine. This patch doesn't affect the MMIO >> allocation on out platform, so SRIOV works fine. >> >> I will spend more time to read the patch to get more understanding about the >> problem. > > Hi Marek, > > Can you boot following branch with "debug ignore_loglevel pci=realloc" > on your setup? > > git://git.kernel.org/pub/scm/linux/kernel/git/yinghai/linux-yinghai.git > for-pci-allocate-fit-3.18 > > it has > 8f74af9: PCI, x86: Allocate mmio near end of free range > 1ff91c1: PCI: Don't allocate small resource in big free space. > 108b43b: resources: Add allocate_resource_fit() > b6a22f0: resources: Make find_resource could return just fit resource > cf50e16: resources: Split out __allocate_resource() > > on top the v3.18, and it will allocate resource in fit way. > > Thanks > > Yinghai > Hi Yinghai, I have built and booted your branch and it works well. Do you want me to attach some logs? (I am new here and I have read http://www.tux.org/lkml/ and I don't want to break some rules for attachment size) Marek -- 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/