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| author | Tony Luck <tony.luck@intel.com> | 2005-10-28 15:28:54 -0700 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2005-10-28 15:28:54 -0700 |
| commit | fb5f329d58c67cadc8ff07193ea7556923d49d1b (patch) | |
| tree | f26147586d353afc5f5979693769379186280736 /include | |
| parent | 9590204d31f8a5f47e890fbbdbcd37dd78f0581a (diff) | |
| parent | 741b2252a5e14d6c60a913c77a6099abe73a854a (diff) | |
| download | op-kernel-dev-fb5f329d58c67cadc8ff07193ea7556923d49d1b.zip op-kernel-dev-fb5f329d58c67cadc8ff07193ea7556923d49d1b.tar.gz | |
Auto-update from upstream
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-x86_64/pci.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/asm-x86_64/pci.h b/include/asm-x86_64/pci.h index 5a82a67..eeb3088 100644 --- a/include/asm-x86_64/pci.h +++ b/include/asm-x86_64/pci.h @@ -50,10 +50,10 @@ extern int iommu_setup(char *opt); * address space. The networking and block device layers use * this boolean for bounce buffer decisions * - * On x86-64 it mostly equals, but we set it to zero to tell some subsystems - * that an hard or soft IOMMU is available. + * On AMD64 it mostly equals, but we set it to zero to tell some subsystems + * that an IOMMU is available. */ -#define PCI_DMA_BUS_IS_PHYS 0 +#define PCI_DMA_BUS_IS_PHYS (no_iommu ? 1 : 0) /* * x86-64 always supports DAC, but sometimes it is useful to force |
