linux-kernel - [PATCH] [22/45] x86_64: Enable iommu

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Message-Id: <20070921204504.48A2E14EFF@wotan.suse.de>
Date:	Fri, 21 Sep 2007 22:45:04 +0200 (CEST)
From:	Andi Kleen <ak@...e.de>
To:	patches@...-64.org, linux-kernel@...r.kernel.org
Subject: [PATCH] [22/45] x86_64: Enable iommu_merge by default


Signed-off-by: Andi Kleen <ak@...e.de>

---
 arch/x86_64/kernel/pci-dma.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux/arch/x86_64/kernel/pci-dma.c
===================================================================
--- linux.orig/arch/x86_64/kernel/pci-dma.c
+++ linux/arch/x86_64/kernel/pci-dma.c
@@ -11,7 +11,7 @@
 #include <asm/iommu.h>
 #include <asm/calgary.h>
 
-int iommu_merge __read_mostly = 0;
+int iommu_merge __read_mostly = 1;
 EXPORT_SYMBOL(iommu_merge);
 
 dma_addr_t bad_dma_address __read_mostly;
-
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