From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from yes.iam.tj ([109.74.197.121]:38666 "EHLO iam.tj" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753216AbbFQSQa (ORCPT ); Wed, 17 Jun 2015 14:16:30 -0400 Received: from hephaestion.lan.eddie.tj (jeeves.iam.tj [82.71.24.87]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by iam.tj (Postfix) with ESMTPSA id CEA6134106 for ; Wed, 17 Jun 2015 19:11:28 +0100 (BST) Message-ID: <5581B850.4010406@iam.tj> Date: Wed, 17 Jun 2015 19:11:28 +0100 From: TJ MIME-Version: 1.0 To: linux-pci@vger.kernel.org Subject: Regression: bug #81431 (v3.15..V3.16) pci=realloc fails to modify bridge windows, causing devices to fail BAR allocation Content-Type: text/plain; charset=utf-8; format=flowed Sender: linux-pci-owner@vger.kernel.org List-ID: I've finally had the opportunity to bisect this regession down to: PCI: Restrict 64-bit prefetchable bridge windows to 64-bit resources commit 5b28541552ef5eeffc41d6936105f38c2508e566 Author: Yinghai Lu Date: Mon May 19 17:01:55 2014 -0600 The patch is quite involved so could someone with familiarity with the allocation strategies take a look please? https://bugzilla.kernel.org/show_bug.cgi?id=81431