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KVM: x86 emulator: fix RDPMC privilege check

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RDPMC is only privileged if CR4.PCE=0.  check_rdpmc() already implements this,
so all we need to do is drop the Priv flag.

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2011-11-10 14:57:29 +02:00
parent a6c06ed1a6
commit 80bdec64c0
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kvm/emulate.c
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@ -3411,7 +3411,7 @@ static struct opcode twobyte_table[256] = {
II(ImplicitOps | Priv, em_wrmsr, wrmsr),
IIP(ImplicitOps, em_rdtsc, rdtsc, check_rdtsc),
II(ImplicitOps | Priv, em_rdmsr, rdmsr),
DIP(ImplicitOps | Priv, rdpmc, check_rdpmc),
DIP(ImplicitOps, rdpmc, check_rdpmc),
I(ImplicitOps | VendorSpecific, em_sysenter),
I(ImplicitOps | Priv | VendorSpecific, em_sysexit),
N, N,