Commit e0ba1a6f authored by Bandan Das's avatar Bandan Das Committed by Marcelo Tosatti

KVM: nVMX: Advertise support for interrupt acknowledgement

Some Type 1 hypervisors such as XEN won't enable VMX without it present
Signed-off-by: default avatarBandan Das <bsd@redhat.com>
Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
parent 77b0f5d6
...@@ -2283,7 +2283,7 @@ static __init void nested_vmx_setup_ctls_msrs(void) ...@@ -2283,7 +2283,7 @@ static __init void nested_vmx_setup_ctls_msrs(void)
rdmsr(MSR_IA32_VMX_EXIT_CTLS, rdmsr(MSR_IA32_VMX_EXIT_CTLS,
nested_vmx_exit_ctls_low, nested_vmx_exit_ctls_high); nested_vmx_exit_ctls_low, nested_vmx_exit_ctls_high);
nested_vmx_exit_ctls_low = VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR; nested_vmx_exit_ctls_low = VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR;
/* Note that guest use of VM_EXIT_ACK_INTR_ON_EXIT is not supported. */
nested_vmx_exit_ctls_high &= nested_vmx_exit_ctls_high &=
#ifdef CONFIG_X86_64 #ifdef CONFIG_X86_64
VM_EXIT_HOST_ADDR_SPACE_SIZE | VM_EXIT_HOST_ADDR_SPACE_SIZE |
...@@ -2291,7 +2291,8 @@ static __init void nested_vmx_setup_ctls_msrs(void) ...@@ -2291,7 +2291,8 @@ static __init void nested_vmx_setup_ctls_msrs(void)
VM_EXIT_LOAD_IA32_PAT | VM_EXIT_SAVE_IA32_PAT; VM_EXIT_LOAD_IA32_PAT | VM_EXIT_SAVE_IA32_PAT;
nested_vmx_exit_ctls_high |= VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR | nested_vmx_exit_ctls_high |= VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR |
VM_EXIT_LOAD_IA32_EFER | VM_EXIT_SAVE_IA32_EFER | VM_EXIT_LOAD_IA32_EFER | VM_EXIT_SAVE_IA32_EFER |
VM_EXIT_SAVE_VMX_PREEMPTION_TIMER; VM_EXIT_SAVE_VMX_PREEMPTION_TIMER | VM_EXIT_ACK_INTR_ON_EXIT;
if (vmx_mpx_supported()) if (vmx_mpx_supported())
nested_vmx_exit_ctls_high |= VM_EXIT_CLEAR_BNDCFGS; nested_vmx_exit_ctls_high |= VM_EXIT_CLEAR_BNDCFGS;
......
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