Messages in this thread Patch in this message | | | Date | Mon, 27 Sep 2010 18:05:00 +0800 | From | Xiao Guangrong <> | Subject | [PATCH 3/7] KVM: MMU: set access bit for direct mapping |
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Set access bit while setup up direct page table if it's nonpaing or npt enabled, it's good for CPU's speculate access
Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> --- arch/x86/kvm/mmu.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 3630046..88203fa 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -2240,7 +2240,8 @@ static int __direct_map(struct kvm_vcpu *vcpu, gpa_t v, int write, __set_spte(iterator.sptep, __pa(sp->spt) | PT_PRESENT_MASK | PT_WRITABLE_MASK - | shadow_user_mask | shadow_x_mask); + | shadow_user_mask | shadow_x_mask + | shadow_accessed_mask); } } return pt_write; -- 1.7.0.4
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