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iommu/vt-d: Honour intel_iommu=sp_off for non-VMM domains

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Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
David Woodhouse 2014-03-19 10:38:49 +00:00
parent ea8ea460c9
commit 214e39aa36
1 changed files with 5 additions and 1 deletions
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6
drivers/iommu/intel-iommu.c
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@ -1624,7 +1624,11 @@ static int domain_init(struct dmar_domain *domain, int guest_width)
else
domain->iommu_snooping = 0;
domain->iommu_superpage = fls(cap_super_page_val(iommu->cap));
if (intel_iommu_superpage)
domain->iommu_superpage = fls(cap_super_page_val(iommu->cap));
else
domain->iommu_superpage = 0;
domain->nid = iommu->node;
/* always allocate the top pgd */