From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752537AbbCZQvt (ORCPT ); Thu, 26 Mar 2015 12:51:49 -0400 Received: from aserp1040.oracle.com ([141.146.126.69]:19478 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751900AbbCZQvr (ORCPT ); Thu, 26 Mar 2015 12:51:47 -0400 Message-ID: <5514391F.2030300@oracle.com> Date: Thu, 26 Mar 2015 10:51:43 -0600 From: David Ahern User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 MIME-Version: 1.0 To: yinghai@kernel.org, sparclinux@vger.kernel.org CC: LKML Subject: d63e2e1f3df breaks sparc/T5-8 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Source-IP: aserv0022.oracle.com [141.146.126.234] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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. David