diff --git a/xen/arch/x86/hvm/svm/svm.c b/xen/arch/x86/hvm/svm/svm.c index 98a83d3485..ad90205fb7 100644 --- a/xen/arch/x86/hvm/svm/svm.c +++ b/xen/arch/x86/hvm/svm/svm.c @@ -163,6 +163,14 @@ void svm_intercept_msr(struct vcpu *v, uint32_t msr, int flags) __clear_bit(msr * 2 + 1, msr_bit); } +static void svm_enable_msr_interception(struct domain *d, uint32_t msr) +{ + struct vcpu *v; + + for_each_vcpu ( d, v ) + svm_intercept_msr(v, msr, MSR_INTERCEPT_WRITE); +} + static void svm_save_dr(struct vcpu *v) { struct vmcb_struct *vmcb = v->arch.hvm_svm.vmcb; @@ -2457,6 +2465,7 @@ static struct hvm_function_table __initdata svm_function_table = { .fpu_dirty_intercept = svm_fpu_dirty_intercept, .msr_read_intercept = svm_msr_read_intercept, .msr_write_intercept = svm_msr_write_intercept, + .enable_msr_interception = svm_enable_msr_interception, .set_rdtsc_exiting = svm_set_rdtsc_exiting, .set_descriptor_access_exiting = svm_set_descriptor_access_exiting, .get_insn_bytes = svm_get_insn_bytes, diff --git a/xen/include/asm-x86/monitor.h b/xen/include/asm-x86/monitor.h index b1902f2f3b..9a8f9d9ca2 100644 --- a/xen/include/asm-x86/monitor.h +++ b/xen/include/asm-x86/monitor.h @@ -78,12 +78,12 @@ static inline uint32_t arch_monitor_get_capabilities(struct domain *d) return capabilities; capabilities = ((1U << XEN_DOMCTL_MONITOR_EVENT_GUEST_REQUEST) | - (1U << XEN_DOMCTL_MONITOR_EVENT_SOFTWARE_BREAKPOINT)); + (1U << XEN_DOMCTL_MONITOR_EVENT_SOFTWARE_BREAKPOINT) | + (1U << XEN_DOMCTL_MONITOR_EVENT_MOV_TO_MSR)); if ( cpu_has_vmx ) { capabilities |= ((1U << XEN_DOMCTL_MONITOR_EVENT_WRITE_CTRLREG) | - (1U << XEN_DOMCTL_MONITOR_EVENT_MOV_TO_MSR) | (1U << XEN_DOMCTL_MONITOR_EVENT_DEBUG_EXCEPTION) | (1U << XEN_DOMCTL_MONITOR_EVENT_CPUID) | (1U << XEN_DOMCTL_MONITOR_EVENT_INTERRUPT) |