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KVM: nVMX: Drop STACK_FRAME_NON_STANDARD from nested_vmx_check_vmentry_hw()

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...as it doesn't technically actually do anything non-standard with the
stack even though it modifies RSP in a weird way.  E.g. RSP is loaded
with VMCS.HOST_RSP if the VM-Enter gets far enough to trigger VM-Exit,
but it's simply reloaded with the current value.

Reviewed-by: Jim Mattson <jmattson@google.com>
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Sean Christopherson 2019-01-25 07:40:56 -08:00 committed by Paolo Bonzini
parent 9ce0a07a6f
commit 98ff2acc91
1 changed files with 0 additions and 2 deletions
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arch/x86/kvm/vmx/nested.c
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@ -2809,8 +2809,6 @@ static int nested_vmx_check_vmentry_hw(struct kvm_vcpu *vcpu)
return 0;
}
STACK_FRAME_NON_STANDARD(nested_vmx_check_vmentry_hw);
static inline bool nested_vmx_prepare_msr_bitmap(struct kvm_vcpu *vcpu,
struct vmcs12 *vmcs12);