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| author | Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> | 2011-07-12 03:25:19 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-07-24 11:50:29 +0300 |
| commit | b36c7a7c10bf845b623ce187501b561d1d843a18 (patch) | |
| tree | 114092c6dd8bd2e3db31dbd5fb322015683482b9 /arch | |
| parent | 640d9b0dbe9f744ac8fd517a8f6afe238f8f525b (diff) | |
| download | lwn-b36c7a7c10bf845b623ce187501b561d1d843a18.tar.gz lwn-b36c7a7c10bf845b623ce187501b561d1d843a18.zip | |
KVM: MMU: cleanup for FNAME(fetch)
gw->pte_access is the final access permission, since it is unified with
gw->pt_access when we walked guest page table:
FNAME(walk_addr_generic):
pte_access = pt_access & FNAME(gpte_access)(vcpu, pte, true);
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kvm/paging_tmpl.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index c9fe97bd8c82..5c2aa406408f 100644 --- a/arch/x86/kvm/paging_tmpl.h +++ b/arch/x86/kvm/paging_tmpl.h @@ -479,7 +479,7 @@ static u64 *FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr, if (!is_present_gpte(gw->ptes[gw->level - 1])) return NULL; - direct_access = gw->pt_access & gw->pte_access; + direct_access = gw->pte_access; top_level = vcpu->arch.mmu.root_level; if (top_level == PT32E_ROOT_LEVEL) @@ -537,7 +537,7 @@ static u64 *FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr, link_shadow_page(it.sptep, sp); } - mmu_set_spte(vcpu, it.sptep, access, gw->pte_access & access, + mmu_set_spte(vcpu, it.sptep, access, gw->pte_access, user_fault, write_fault, ptwrite, it.level, gw->gfn, pfn, prefault, map_writable); FNAME(pte_prefetch)(vcpu, gw, it.sptep); |