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| author | Avi Kivity <avi@redhat.com> | 2011-11-10 14:57:29 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-12-27 11:24:41 +0200 |
| commit | 80bdec64c05b645708b0dd97919783ad077fcdc8 (patch) | |
| tree | 549b2084fe5b53b234c0638b1086ff04c08934b6 /arch | |
| parent | a6c06ed1a60aff77b27ba558c315c3fed4e35565 (diff) | |
| download | blackbird-op-linux-80bdec64c05b645708b0dd97919783ad077fcdc8.tar.gz blackbird-op-linux-80bdec64c05b645708b0dd97919783ad077fcdc8.zip | |
KVM: x86 emulator: fix RDPMC privilege check
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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kvm/emulate.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index de7be77820d5..d270f1a817dc 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -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, |
