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authorAvi Kivity <avi@qumranet.com>2008-03-23 12:18:19 +0200
committerAvi Kivity <avi@qumranet.com>2008-03-25 10:22:16 +0200
commit4b1a80fa65aa9e2ec5696998856136c886385538 (patch)
tree95c32481bc474e0b74a5a6f060e9817ff8775260 /arch
parent5dc832628229d2736fab10523566855c3cda622d (diff)
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 <avi@qumranet.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kvm/mmu.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index d8172aabc66..e49c4d433c0 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)