From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1035478AbdDUFHo (ORCPT ); Fri, 21 Apr 2017 01:07:44 -0400 Received: from aserp1040.oracle.com ([141.146.126.69]:36093 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1035315AbdDUFFt (ORCPT ); Fri, 21 Apr 2017 01:05:49 -0400 From: Yinghai Lu To: Bjorn Helgaas , David Miller , Benjamin Herrenschmidt Cc: Wei Yang , Khalid Aziz , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Yinghai Lu Subject: [PATCH 12/13] PCI: Only treat non-pref mmio64 as pref if host bridge has mmio64 Date: Thu, 20 Apr 2017 22:04:59 -0700 Message-Id: <20170421050500.13957-13-yinghai@kernel.org> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170421050500.13957-1-yinghai@kernel.org> References: <20170421050500.13957-1-yinghai@kernel.org> X-Source-IP: aserv0021.oracle.com [141.146.126.233] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If host bridge does not have mmio64 above 4G, We don't need to treat device non-pref mmio64 as as pref mmio64. Signed-off-by: Yinghai Lu Tested-by: Khalid Aziz --- drivers/pci/setup-bus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index b3fd314..7a0e59b 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -738,7 +738,7 @@ int pci_claim_bridge_resource(struct pci_dev *bridge, int i) static bool pci_up_path_over_pref_mem64(struct pci_bus *bus) { if (pci_is_root_bus(bus)) - return true; + return to_pci_host_bridge(bus->bridge)->has_mem64; if (bus->self) { int i; -- 2.9.3