KVM: MMU: set access bit for direct mapping

Set access bit while setup up direct page table if it's nonpaing or npt enabled, it's good for CPU's speculate access Signed-off-by: Xiao Guangrong <[email protected]> Signed-off-by: Avi Kivity <[email protected]>
kyagi · Oct 24, 2010 · 33f91ed · 33f91ed
1 parent 20bd40d
commit 33f91ed
Showing 1 changed file with 2 additions and 1 deletion.
diff --git 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;