linux-kernel - [Patch v6 5/7] ACPI, PCI: Reset acpi_root_dev->domain to 0 when pci_ignore

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Date:	Mon, 14 Sep 2015 16:07:34 +0800
From:	Jiang Liu <jiang.liu@...ux.intel.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	"Rafael J . Wysocki" <rafael.j.wysocki@...el.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
	Marc Zyngier <marc.zyngier@....com>,
	Hanjun Guo <hanjun.guo@...aro.org>,
	Liviu Dudau <Liviu.Dudau@....com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org
Cc:	Jiang Liu <jiang.liu@...ux.intel.com>, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org
Subject: [Patch v6 5/7] ACPI, PCI: Reset acpi_root_dev->domain to 0 when pci_ignore_seg is set

Reset acpi_root_dev->domain to 0 when pci_ignore_seg is set to keep
consistence between ACPI PCI root device and PCI host bridge device.

Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>
---
 arch/x86/pci/acpi.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index ff9911707160..5bc018559cc4 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -401,7 +401,7 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)
 	int node;
 
 	if (pci_ignore_seg)
-		domain = 0;
+		root->segment = domain = 0;
 
 	if (domain && !pci_domains_supported) {
 		printk(KERN_WARNING "pci_bus %04x:%02x: "
-- 
1.7.10.4

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