From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============4291214237845655669==" MIME-Version: 1.0 From: Tomasz Nowicki To: lkp@lists.01.org Subject: Re: [x86, pci] 123873321c4: Date: Mon, 16 Mar 2015 14:39:51 +0100 Message-ID: <5506DD27.9080604@linaro.org> In-Reply-To: <1426470477.6711.281.camel@intel.com> List-Id: --===============4291214237845655669== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Ying Huang, Indeed, the new logic is wrong, I will provide new patch. Regards, Tomasz On 16.03.2015 02:47, Huang Ying wrote: > FYI, we noticed the below changes on > > git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/ecam-tn4 > commit 123873321c4c730f905c1c91de131772024f58ee ("x86, pci: Reorder logic= of pci_mmconfig_insert() function") > > We found new dmesg as below: > > [ 1.551098] ACPI: Using IOAPIC for interrupt routing > [ 1.556290] HEST: Table parsing has been initialized. > [ 1.561516] PCI: Using host bridge windows from ACPI; if necessary, us= e "pci=3Dnocrs" and report a bug > [ 1.571452] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored > [ 1.584690] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) > [ 1.591050] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM Cl= ockPM Segments MSI] > [ 1.599823] acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AE= R PCIeCapability] > [ 1.608188] acpi PNP0A08:00: fail to add MMCONFIG information, can't a= ccess extended PCI configuration space under this bridge. > [ 1.620188] PCI host bridge to bus 0000:00 > [ 1.624464] pci_bus 0000:00: root bus resource [bus 00-ff] > [ 1.630124] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 wind= ow] > [ 1.637091] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff wind= ow] > [ 1.644060] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bf= fff window] > [ 1.651849] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfffff= fff window] > [ 1.659652] pci 0000:00:00.0: [8086:3400] type 00 class 0x060000 > [ 1.665893] pci 0000:00:00.0: PME# supported from D0 D3hot D3cold > [ 1.672252] pci 0000:00:01.0: [8086:3408] type 01 class 0x060400 > [ 1.678493] pci 0000:00:01.0: PME# supported from D0 D3hot D3cold > [ 1.684857] pci 0000:00:02.0: [8086:3409] type 01 class 0x060400 > [ 1.691091] pci 0000:00:02.0: PME# supported from D0 D3hot D3cold > [ 1.697446] pci 0000:00:03.0: [8086:340a] type 01 class 0x060400 > [ 1.703681] pci 0000:00:03.0: PME# supported from D0 D3hot D3cold > [ 1.710039] pci 0000:00:04.0: [8086:340b] type 01 class 0x060400 > [ 1.716269] pci 0000:00:04.0: PME# supported from D0 D3hot D3cold > > Something looks suspicious: > > [ 1.608188] acpi PNP0A08:00: fail to add MMCONFIG information, can't a= ccess extended PCI configuration space under this bridge. > > Thanks, > Ying Huang > > > > _______________________________________________ > LKP mailing list > LKP(a)linux.intel.com > --===============4291214237845655669==-- From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755330AbbCPNkA (ORCPT ); Mon, 16 Mar 2015 09:40:00 -0400 Received: from mail-la0-f43.google.com ([209.85.215.43]:34699 "EHLO mail-la0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751989AbbCPNj5 (ORCPT ); Mon, 16 Mar 2015 09:39:57 -0400 Message-ID: <5506DD27.9080604@linaro.org> Date: Mon, 16 Mar 2015 14:39:51 +0100 From: Tomasz Nowicki User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 MIME-Version: 1.0 To: Huang Ying CC: Bjorn Helgaas , LKML , LKP ML Subject: Re: [LKP] [x86, pci] 123873321c4: References: <1426470477.6711.281.camel@intel.com> In-Reply-To: <1426470477.6711.281.camel@intel.com> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Ying Huang, Indeed, the new logic is wrong, I will provide new patch. Regards, Tomasz On 16.03.2015 02:47, Huang Ying wrote: > FYI, we noticed the below changes on > > git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/ecam-tn4 > commit 123873321c4c730f905c1c91de131772024f58ee ("x86, pci: Reorder logic of pci_mmconfig_insert() function") > > We found new dmesg as below: > > [ 1.551098] ACPI: Using IOAPIC for interrupt routing > [ 1.556290] HEST: Table parsing has been initialized. > [ 1.561516] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug > [ 1.571452] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored > [ 1.584690] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) > [ 1.591050] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI] > [ 1.599823] acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AER PCIeCapability] > [ 1.608188] acpi PNP0A08:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. > [ 1.620188] PCI host bridge to bus 0000:00 > [ 1.624464] pci_bus 0000:00: root bus resource [bus 00-ff] > [ 1.630124] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] > [ 1.637091] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] > [ 1.644060] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] > [ 1.651849] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xffffffff window] > [ 1.659652] pci 0000:00:00.0: [8086:3400] type 00 class 0x060000 > [ 1.665893] pci 0000:00:00.0: PME# supported from D0 D3hot D3cold > [ 1.672252] pci 0000:00:01.0: [8086:3408] type 01 class 0x060400 > [ 1.678493] pci 0000:00:01.0: PME# supported from D0 D3hot D3cold > [ 1.684857] pci 0000:00:02.0: [8086:3409] type 01 class 0x060400 > [ 1.691091] pci 0000:00:02.0: PME# supported from D0 D3hot D3cold > [ 1.697446] pci 0000:00:03.0: [8086:340a] type 01 class 0x060400 > [ 1.703681] pci 0000:00:03.0: PME# supported from D0 D3hot D3cold > [ 1.710039] pci 0000:00:04.0: [8086:340b] type 01 class 0x060400 > [ 1.716269] pci 0000:00:04.0: PME# supported from D0 D3hot D3cold > > Something looks suspicious: > > [ 1.608188] acpi PNP0A08:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. > > Thanks, > Ying Huang > > > > _______________________________________________ > LKP mailing list > LKP@linux.intel.com >