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[06/15] KVM: MMU: cleanup for FNAME(fetch)

Message ID 4DEE212E.90904@cn.fujitsu.com (mailing list archive)
State New, archived
Headers show

Commit Message

Xiao Guangrong June 7, 2011, 1:01 p.m. UTC 
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);

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
---
 arch/x86/kvm/paging_tmpl.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index 67971da..95da29e 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -477,7 +477,7 @@  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)
@@ -535,7 +535,7 @@  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);