diff options
| author | Avi Kivity <avi@redhat.com> | 2009-03-24 14:27:47 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2009-06-10 11:48:34 +0300 |
| commit | 7d433b9f942606f66da8ef68b8baecd2915c5627 (patch) | |
| tree | aea63fedbaafd13d886af28445bb4f6721b9e8d6 | |
| parent | 78646121e9a2fcf7977cc15966420e572a450bc3 (diff) | |
KVM: VMX: Make flexpriority module parameter reflect hardware capability
If the hardware does not support flexpriority, zero the module parameter.
Signed-off-by: Avi Kivity <avi@redhat.com>
| -rw-r--r-- | arch/x86/kvm/vmx.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index b9e06b07aca..37ae13d7b81 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -237,9 +237,7 @@ static inline int cpu_has_secondary_exec_ctrls(void) static inline bool cpu_has_vmx_virtualize_apic_accesses(void) { - return flexpriority_enabled - && (vmcs_config.cpu_based_2nd_exec_ctrl & - SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES); + return flexpriority_enabled; } static inline int cpu_has_vmx_invept_individual_addr(void) @@ -1203,6 +1201,9 @@ static __init int setup_vmcs_config(struct vmcs_config *vmcs_conf) if (!cpu_has_vmx_ept()) enable_ept = 0; + if (!(vmcs_config.cpu_based_2nd_exec_ctrl & SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES)) + flexpriority_enabled = 0; + min = 0; #ifdef CONFIG_X86_64 min |= VM_EXIT_HOST_ADDR_SPACE_SIZE; |