KVM: MMU: drop superfluous is_present_gpte() check.
authorGleb Natapov <gleb@redhat.com>
Wed, 30 Jan 2013 14:45:04 +0000 (16:45 +0200)
committerMarcelo Tosatti <mtosatti@redhat.com>
Tue, 5 Feb 2013 01:24:28 +0000 (23:24 -0200)
Gust page walker puts only present ptes into ptes[] array. No need to
check it again.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
arch/x86/kvm/paging_tmpl.h

index ca69dcc..34c5c99 100644 (file)
@@ -409,9 +409,6 @@ static int FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr,
        unsigned direct_access, access = gw->pt_access;
        int top_level, emulate = 0;
 
-       if (!is_present_gpte(gw->ptes[gw->level - 1]))
-               return 0;
-
        direct_access = gw->pte_access;
 
        top_level = vcpu->arch.mmu.root_level;