From: Jes Sorensen <[email protected]>

MSR_P6_EVNTSEL0 and MSR_P6_PERFCTR0 are used to probe for the P6 PMU
for older family 6 CPUs, which is also the default in QEMU. Ie. per
default we get the noise of these warnings in dmesg, confusing users
for no reason.

Signed-off-by: Jes Sorensen <[email protected]>
---
 arch/x86/kvm/x86.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index d0b9252..ac55b92 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1306,7 +1306,6 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, 
u64 data)
         * which we perfectly emulate ;-). Any other value should be at least
         * reported, some guests depend on them.
         */
-       case MSR_P6_EVNTSEL0:
        case MSR_P6_EVNTSEL1:
        case MSR_K7_EVNTSEL0:
        case MSR_K7_EVNTSEL1:
@@ -1319,7 +1318,6 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, 
u64 data)
        /* at least RHEL 4 unconditionally writes to the perfctr registers,
         * so we ignore writes to make it happy.
         */
-       case MSR_P6_PERFCTR0:
        case MSR_P6_PERFCTR1:
        case MSR_K7_PERFCTR0:
        case MSR_K7_PERFCTR1:
-- 
1.7.0.1

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