diff options
| author | Sean Christopherson <seanjc@google.com> | 2025-05-22 16:37:29 -0700 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2025-07-10 09:43:43 -0700 |
| commit | 55aed8c2dbc4d95121c20a509d95e2ef3c1d7d09 (patch) | |
| tree | dec93e3681366069336c82b77133b5d2dc7521d9 | |
| parent | 4fdc3431e03b9c11803f399f91837fca487029a1 (diff) | |
KVM: x86: Use wbinvd_on_cpu() instead of an open-coded equivalent
Use wbinvd_on_cpu() to target a single CPU instead of open-coding an
equivalent, and drop KVM's wbinvd_ipi() now that all users have switched
to x86 library versions.
No functional change intended.
Reviewed-by: Tom Lendacky <thomas.lendacky@amd.com>
Link: https://lore.kernel.org/r/20250522233733.3176144-6-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
| -rw-r--r-- | arch/x86/kvm/x86.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 5a2160f449e0..daf7f71aadf1 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -4983,11 +4983,6 @@ out: return r; } -static void wbinvd_ipi(void *garbage) -{ - wbinvd(); -} - static bool need_emulate_wbinvd(struct kvm_vcpu *vcpu) { return kvm_arch_has_noncoherent_dma(vcpu->kvm); @@ -5011,8 +5006,7 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu) if (kvm_x86_call(has_wbinvd_exit)()) cpumask_set_cpu(cpu, vcpu->arch.wbinvd_dirty_mask); else if (vcpu->cpu != -1 && vcpu->cpu != cpu) - smp_call_function_single(vcpu->cpu, - wbinvd_ipi, NULL, 1); + wbinvd_on_cpu(vcpu->cpu); } kvm_x86_call(vcpu_load)(vcpu, cpu); |