Merge branch 'x86-pti-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[sfrench/cifs-2.6.git] / arch / x86 / kvm / vmx.c
index f427723dc7db34fab153b4faecbbb767b48f7e06..3dec126aa3022eb11f49d5de695d3658183a48ee 100644 (file)
@@ -10136,7 +10136,10 @@ static void nested_get_vmcs12_pages(struct kvm_vcpu *vcpu,
                        (unsigned long)(vmcs12->posted_intr_desc_addr &
                        (PAGE_SIZE - 1)));
        }
-       if (!nested_vmx_prepare_msr_bitmap(vcpu, vmcs12))
+       if (nested_vmx_prepare_msr_bitmap(vcpu, vmcs12))
+               vmcs_set_bits(CPU_BASED_VM_EXEC_CONTROL,
+                             CPU_BASED_USE_MSR_BITMAPS);
+       else
                vmcs_clear_bits(CPU_BASED_VM_EXEC_CONTROL,
                                CPU_BASED_USE_MSR_BITMAPS);
 }
@@ -10224,8 +10227,8 @@ static inline bool nested_vmx_prepare_msr_bitmap(struct kvm_vcpu *vcpu,
         *    updated to reflect this when L1 (or its L2s) actually write to
         *    the MSR.
         */
-       bool pred_cmd = msr_write_intercepted_l01(vcpu, MSR_IA32_PRED_CMD);
-       bool spec_ctrl = msr_write_intercepted_l01(vcpu, MSR_IA32_SPEC_CTRL);
+       bool pred_cmd = !msr_write_intercepted_l01(vcpu, MSR_IA32_PRED_CMD);
+       bool spec_ctrl = !msr_write_intercepted_l01(vcpu, MSR_IA32_SPEC_CTRL);
 
        /* Nothing to do if the MSR bitmap is not in use.  */
        if (!cpu_has_vmx_msr_bitmap() ||