evie/android_kernel_oneplus_msm8998
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KVM: SVM: Ignore write of hwcr.ignne

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Hyper-V as a guest wants to write this bit. This patch
ignores it.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Joerg Roedel 2010-02-24 18:59:16 +01:00 • committed by Avi Kivity
parent 4a810181c8
commit 82494028df
1 changed files with 1 additions and 0 deletions
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arch/x86/kvm/x86.c
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@ -1090,6 +1090,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 data)
break; break;
case MSR_K7_HWCR: case MSR_K7_HWCR:
data &= ~(u64)0x40; /* ignore flush filter disable */ data &= ~(u64)0x40; /* ignore flush filter disable */
data &= ~(u64)0x100; /* ignore ignne emulation enable */
if (data != 0) { if (data != 0) {
pr_unimpl(vcpu, "unimplemented HWCR wrmsr: 0x%llx\n", pr_unimpl(vcpu, "unimplemented HWCR wrmsr: 0x%llx\n",
data); data);