KVM: x86: fix CR0.CD virtualization

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Currently, CR0.CD is not checked when we virtualize memory cache type for
noncoherent_dma guests, this patch fixes it by :

- setting UC for all memory if CR0.CD = 1
- zapping all the last sptes in MMU if CR0.CD is changed

Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Xiao Guangrong 2015-06-15 16:55:21 +08:00 • committed by Paolo Bonzini

parent f104765b4f

commit b18d5431ac

2 changed files with 26 additions and 10 deletions

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32

arch/x86/kvm/vmx.c

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4

arch/x86/kvm/x86.c

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