KVM: MMU: Map device MMIO as UC in EPT

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Software are not allow to access device MMIO using cacheable memory type, the
patch limit MMIO region with UC and WC(guest can select WC using PAT and
PCD/PWT).

Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

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Sheng Yang 2009-01-21 16:52:16 +08:00 • committed by Avi Kivity

parent abe6655dd6

commit 2aaf69dcee

2 changed files with 8 additions and 4 deletions

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9

arch/x86/kvm/mmu.c

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3

arch/x86/kvm/vmx.c

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