diff options
| author | Peng Hao <flyingpeng@tencent.com> | 2023-09-05 09:07:09 +0800 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2023-10-04 12:26:02 -0700 |
| commit | ee11ab6bb04e1093d3cc5f5bea9779799ce1d2c7 (patch) | |
| tree | f8567139b2e46433e4af33b58d3dc52093404e40 /arch/x86/kvm/cpuid.c | |
| parent | 5804c19b80bf625c6a9925317f845e497434d6d3 (diff) | |
KVM: X86: Reduce size of kvm_vcpu_arch structure when CONFIG_KVM_XEN=n
When CONFIG_KVM_XEN=n, the size of kvm_vcpu_arch can be reduced
from 5100+ to 4400+ by adding macro control.
Signed-off-by: Peng Hao <flyingpeng@tencent.com>
Link: https://lore.kernel.org/all/CAPm50aKwbZGeXPK5uig18Br8CF1hOS71CE2j_dLX+ub7oJdpGg@mail.gmail.com
[sean: fix whitespace damage]
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'arch/x86/kvm/cpuid.c')
| -rw-r--r-- | arch/x86/kvm/cpuid.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index 0544e30b4946..48f5308c4556 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -456,7 +456,9 @@ static int kvm_set_cpuid(struct kvm_vcpu *vcpu, struct kvm_cpuid_entry2 *e2, vcpu->arch.cpuid_nent = nent; vcpu->arch.kvm_cpuid = kvm_get_hypervisor_cpuid(vcpu, KVM_SIGNATURE); +#ifdef CONFIG_KVM_XEN vcpu->arch.xen.cpuid = kvm_get_hypervisor_cpuid(vcpu, XEN_SIGNATURE); +#endif kvm_vcpu_after_set_cpuid(vcpu); return 0; |