linux-kernel - [PATCH v2 3/4] x86/PCI: Use is_vmd rather than relying on the domain number

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Date:   Thu, 17 Aug 2017 12:10:13 -0600
From:   Jon Derrick <jonathan.derrick@...el.com>
To:     <linux-pci@...r.kernel.org>, <iommu@...ts.linux-foundation.org>
Cc:     Bjorn Helgaas <helgaas@...nel.org>,
        David Woodhouse <dwmw2@...radead.org>,
        Keith Busch <keith.busch@...el.com>,
        Scott Bauer <scott.bauer@...el.com>,
        David Fugate <david.fugate@...el.com>,
        <linux-kernel@...r.kernel.org>,
        Jon Derrick <jonathan.derrick@...el.com>
Subject: [PATCH v2 3/4] x86/PCI: Use is_vmd rather than relying on the domain number

Signed-off-by: Jon Derrick <jonathan.derrick@...el.com>
---
 arch/x86/pci/fixup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c
index ca4b02e5..1ed2fbf 100644
--- a/arch/x86/pci/fixup.c
+++ b/arch/x86/pci/fixup.c
@@ -628,7 +628,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x8c10, quirk_apple_mbp_poweroff);
 static void quirk_no_aersid(struct pci_dev *pdev)
 {
 	/* VMD Domain */
-	if (pdev->bus->sysdata && pci_domain_nr(pdev->bus) >= 0x10000)
+	if (is_vmd(pdev->bus))
 		pdev->bus->bus_flags |= PCI_BUS_FLAGS_NO_AERSID;
 }
 DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x2030, quirk_no_aersid);
-- 
2.9.4