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| author | Joerg Roedel <joerg.roedel@amd.com> | 2010-02-24 18:59:16 +0100 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-04-25 13:53:17 +0300 |
| commit | 82494028dff648c29e3a40915f1fceca51b4490a (patch) | |
| tree | 3ed2952b6b186f31b1444659469c0ba7e96f09da | |
| parent | 4a810181c8bcd73112f5c62b205b5583fd4a197f (diff) | |
KVM: SVM: Ignore write of hwcr.ignne
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>
| -rw-r--r-- | arch/x86/kvm/x86.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 1aa4d6e26bad..81b7af5558f9 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1090,6 +1090,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 data) break; case MSR_K7_HWCR: data &= ~(u64)0x40; /* ignore flush filter disable */ + data &= ~(u64)0x100; /* ignore ignne emulation enable */ if (data != 0) { pr_unimpl(vcpu, "unimplemented HWCR wrmsr: 0x%llx\n", data); |