From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753047AbbCZUnr (ORCPT ); Thu, 26 Mar 2015 16:43:47 -0400 Received: from mail-ie0-f179.google.com ([209.85.223.179]:34023 "EHLO mail-ie0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752513AbbCZUno (ORCPT ); Thu, 26 Mar 2015 16:43:44 -0400 MIME-Version: 1.0 In-Reply-To: <5514391F.2030300@oracle.com> References: <5514391F.2030300@oracle.com> Date: Thu, 26 Mar 2015 13:43:43 -0700 X-Google-Sender-Auth: FUpOpFNWMyWpZYXCjsXhvp3RSUU Message-ID: Subject: Re: d63e2e1f3df breaks sparc/T5-8 From: Yinghai Lu To: David Ahern , Bjorn Helgaas , "linux-pci@vger.kernel.org" Cc: "sparclinux@vger.kernel.org" , LKML Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [+bjorn, pci list] On Thu, Mar 26, 2015 at 9:51 AM, David Ahern wrote: > Hi: > > Boot of an 8-socket T5 sparc system fails on top of tree. git bisect points > to this commit: > > commit 904bf6bd150bdafb42ddbb3257ea8 > Author: Yinghai Lu > Date: Thu Jan 15 16:21:51 2015 -0600 > > sparc/PCI: Clip bridge windows to fit in upstream windows > > Every PCI-PCI bridge window should fit inside an upstream bridge window > because orphaned address space is unreachable from the primary side of the > upstream bridge. If we inherit invalid bridge windows that overlap an > upstream window from firmware, clip them to fit and update the bridge > accordingly. > > > Sure enough if I revert it on top of tree the system boots fine. Can you send out boot log with "debug ignore_loglevel"? Thanks Yinghai