diff options
author | Avi Kivity <avi@qumranet.com> | 2008-03-23 06:18:19 -0400 |
---|---|---|
committer | Avi Kivity <avi@qumranet.com> | 2008-03-25 04:22:16 -0400 |
commit | 4b1a80fa65aa9e2ec5696998856136c886385538 (patch) | |
tree | 95c32481bc474e0b74a5a6f060e9817ff8775260 | |
parent | 5dc832628229d2736fab10523566855c3cda622d (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>
-rw-r--r-- | arch/x86/kvm/mmu.c | 3 |
1 files changed, 1 insertions, 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) | |||
222 | 222 | ||
223 | static int is_rmap_pte(u64 pte) | 223 | static int is_rmap_pte(u64 pte) |
224 | { | 224 | { |
225 | return pte != shadow_trap_nonpresent_pte | 225 | return is_shadow_present_pte(pte); |
226 | && pte != shadow_notrap_nonpresent_pte; | ||
227 | } | 226 | } |
228 | 227 | ||
229 | static gfn_t pse36_gfn_delta(u32 gpte) | 228 | static gfn_t pse36_gfn_delta(u32 gpte) |