linux-kernel - [PATCH] x66, UV: Enable 64-bit ACPI MFCG support for SGI UV2 platform

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Date:	Thu, 2 Jun 2011 14:59:43 -0500
From:	Jack Steiner <steiner@....com>
To:	mingo@...e.hu, tglx@...utronix.de, hpa@...or.com, x86@...nel.org
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] x66, UV: Enable 64-bit ACPI MFCG support for SGI UV2
	platform

Enable 64-bit ACPI MFCG support for SGI UV2 platform. The check is similar
to the check on UV1. UV2 has a different oem_id string.

Signed-off-by: Jack Steiner <steiner@....com>


---
 arch/x86/pci/mmconfig-shared.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Index: linux/arch/x86/pci/mmconfig-shared.c
===================================================================
--- linux.orig/arch/x86/pci/mmconfig-shared.c	2011-05-31 12:13:19.635285219 -0500
+++ linux/arch/x86/pci/mmconfig-shared.c	2011-06-02 14:41:26.645034257 -0500
@@ -519,7 +519,8 @@ static int __init acpi_mcfg_check_entry(
 	if (cfg->address < 0xFFFFFFFF)
 		return 0;
 
-	if (!strcmp(mcfg->header.oem_id, "SGI"))
+	if (!strcmp(mcfg->header.oem_id, "SGI") ||
+	    		!strcmp(mcfg->header.oem_id, "SGI2"))
 		return 0;
 
 	if (mcfg->header.revision >= 1) {
--
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