From 4b1a80fa65aa9e2ec5696998856136c886385538 Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Sun, 23 Mar 2008 12:18:19 +0200 Subject: [PATCH] KVM: MMU: Fix is_rmap_pte() with io ptes is_rmap_pte() doesn't take into account io ptes, which have the avail bit set. Signed-off-by: Avi Kivity --- arch/x86/kvm/mmu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index d8172aabc660..e49c4d433c0f 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -222,8 +222,7 @@ static int is_io_pte(unsigned long pte) static int is_rmap_pte(u64 pte) { - return pte != shadow_trap_nonpresent_pte - && pte != shadow_notrap_nonpresent_pte; + return is_shadow_present_pte(pte); } static gfn_t pse36_gfn_delta(u32 gpte)