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PCI iommu: iommu=pt is a valid early param

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This avoids a "Malformed early option 'iommu'" on boot when trying
to use pass-through mode.

Signed-off-by: Alex Williamson <alex.williamson@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Alex Williamson 2009-07-30 16:15:18 -06:00 committed by Jesse Barnes
parent 1d4a433fc4
commit 80286879c2
1 changed files with 1 additions and 3 deletions
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4
arch/x86/kernel/pci-dma.c
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@ -212,10 +212,8 @@ static __init int iommu_setup(char *p)
if (!strncmp(p, "soft", 4)) if (!strncmp(p, "soft", 4))
swiotlb = 1; swiotlb = 1;
#endif #endif
if (!strncmp(p, "pt", 2)) { if (!strncmp(p, "pt", 2))
iommu_pass_through = 1; iommu_pass_through = 1;
return 1;
}
gart_parse_options(p); gart_parse_options(p);