diff options
| author | Jan Dakinevich <jan.dakinevich@gmail.com> | 2016-10-28 07:00:30 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-12-08 15:31:11 +0100 |
| commit | 16c2aec6a295f8a4916dbcbaa5051cf5c78be56a (patch) | |
| tree | 91d70a6b35e8682f05505d48bc8fda9e1fdc49df /arch/x86/kvm | |
| parent | 1dc35dacc16b4f13547125c5df2d026d9e46ea01 (diff) | |
KVM: nVMX: invvpid handling improvements
- Expose all invalidation types to the L1
- Reject invvpid instruction, if L1 passed zero vpid value to single
context invalidations
Signed-off-by: Jan Dakinevich <jan.dakinevich@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
| -rw-r--r-- | arch/x86/kvm/vmx.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 7280a355737e..25d48380c312 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -139,6 +139,16 @@ module_param_named(preemption_timer, enable_preemption_timer, bool, S_IRUGO); VMX_VPID_EXTENT_SINGLE_NON_GLOBAL_BIT) /* + * Hyper-V requires all of these, so mark them as supported even though + * they are just treated the same as all-context. + */ +#define VMX_VPID_EXTENT_SUPPORTED_MASK \ + (VMX_VPID_EXTENT_INDIVIDUAL_ADDR_BIT | \ + VMX_VPID_EXTENT_SINGLE_CONTEXT_BIT | \ + VMX_VPID_EXTENT_GLOBAL_CONTEXT_BIT | \ + VMX_VPID_EXTENT_SINGLE_NON_GLOBAL_BIT) + +/* * These 2 parameters are used to config the controls for Pause-Loop Exiting: * ple_gap: upper bound on the amount of time between two successive * executions of PAUSE in a loop. Also indicate if ple enabled. |