diff options
| author | H. Peter Anvin <hpa@zytor.com> | 2009-05-23 16:42:19 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-05-23 16:42:19 -0700 |
| commit | ee0736627d3347be0be2769fa7b26431f9726c9d (patch) | |
| tree | 203e2204daaec4cf005463fdf2c7bf380d6eef36 /arch/x86/kvm/x86.c | |
| parent | cf9972a921470b0a2da7906104bcd540b20e33bf (diff) | |
| parent | 0af48f42df15b97080b450d24219dd95db7b929a (diff) | |
Merge branch 'x86/urgent' into x86/setup
Resolved conflicts:
arch/x86/boot/memory.c
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 8ca100a9eca..49079a46687 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1121,9 +1121,9 @@ void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu) static int is_efer_nx(void) { - u64 efer; + unsigned long long efer = 0; - rdmsrl(MSR_EFER, efer); + rdmsrl_safe(MSR_EFER, &efer); return efer & EFER_NX; } @@ -1259,7 +1259,7 @@ static void do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function, bit(X86_FEATURE_CMOV) | bit(X86_FEATURE_PSE36) | bit(X86_FEATURE_MMX) | bit(X86_FEATURE_FXSR) | bit(X86_FEATURE_SYSCALL) | - (bit(X86_FEATURE_NX) && is_efer_nx()) | + (is_efer_nx() ? bit(X86_FEATURE_NX) : 0) | #ifdef CONFIG_X86_64 bit(X86_FEATURE_LM) | #endif @@ -2775,6 +2775,9 @@ out: void kvm_arch_exit(void) { + if (!boot_cpu_has(X86_FEATURE_CONSTANT_TSC)) + cpufreq_unregister_notifier(&kvmclock_cpufreq_notifier_block, + CPUFREQ_TRANSITION_NOTIFIER); kvm_x86_ops = NULL; kvm_mmu_module_exit(); } @@ -4159,6 +4162,11 @@ EXPORT_SYMBOL_GPL(kvm_put_guest_fpu); void kvm_arch_vcpu_free(struct kvm_vcpu *vcpu) { + if (vcpu->arch.time_page) { + kvm_release_page_dirty(vcpu->arch.time_page); + vcpu->arch.time_page = NULL; + } + kvm_x86_ops->vcpu_free(vcpu); } |