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| author |   Ingo Molnar <mingo@elte.hu> | 2007-11-26 20:42:19 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2007-11-26 20:42:19 +0100 |
| commit | bc84cf17b50ca5b49bec0a5fef63c58c1526d46b (patch) | |
| tree | 3f6db3fea4bbc4e06c5e2f5b0d47e3c3b0704103 /arch/x86/kernel | |
| parent | x86: fix ACPI compile for LOCAL_APIC=n (diff) | |
| download | linux-dev-bc84cf17b50ca5b49bec0a5fef63c58c1526d46b.tar.xz linux-dev-bc84cf17b50ca5b49bec0a5fef63c58c1526d46b.zip | |
x86: turn off iommu merge by default
revert this commit for now:
commit 948062683004d13ca21c8c05ac052d387978a449
Author: Andi Kleen <ak@suse.de>
Date: Fri Oct 19 20:35:03 2007 +0200
x86: enable iommu_merge by default
it's causing regressions:
http://bugzilla.kernel.org/show_bug.cgi?id=9412
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/pci-dma_64.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c index aa805b11b24f..5552d23d23c2 100644 --- a/arch/x86/kernel/pci-dma_64.c +++ b/arch/x86/kernel/pci-dma_64.c @@ -12,7 +12,7 @@ #include <asm/gart.h> #include <asm/calgary.h> -int iommu_merge __read_mostly = 1; +int iommu_merge __read_mostly = 0; EXPORT_SYMBOL(iommu_merge); dma_addr_t bad_dma_address __read_mostly; |