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nEPT: Redefine EPT-specific link_shadow_page()

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Since nEPT doesn't support A/D bit, so we should not set those bit
when build shadow page table.

Reviewed-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Yang Zhang <yang.z.zhang@Intel.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Yang Zhang
2013-08-05 11:07:13 +03:00
committed by Paolo Bonzini
parent 37406aaaee
commit 7a1638ce42
2 changed files with 11 additions and 5 deletions
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4
arch/x86/kvm/paging_tmpl.h
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@@ -555,7 +555,7 @@ static int FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr,
goto out_gpte_changed;
if (sp)
link_shadow_page(it.sptep, sp);
link_shadow_page(it.sptep, sp, PT_GUEST_ACCESSED_MASK);
}
for (;
@@ -575,7 +575,7 @@ static int FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr,
sp = kvm_mmu_get_page(vcpu, direct_gfn, addr, it.level-1,
true, direct_access, it.sptep);
link_shadow_page(it.sptep, sp);
link_shadow_page(it.sptep, sp, PT_GUEST_ACCESSED_MASK);
}
clear_sp_write_flooding_count(it.sptep);