2023-07-27 09:57:10

by Shaoqin Huang

Subject: [PATCH v1] KVM: arm64: Use the known cpu id instead of smp_processor_id()

In kvm_arch_vcpu_load(), it has the parameter cpu which is the value of
smp_processor_id(), so no need to get it again. Simply replace it.

Signed-off-by: Shaoqin Huang <[email protected]>
---
arch/arm64/kvm/arm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index c2c14059f6a8..2e5d8f4b902b 100644
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c
@@ -457,7 +457,7 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
vcpu_ptrauth_disable(vcpu);
kvm_arch_vcpu_load_debug_state_flags(vcpu);

- if (!cpumask_test_cpu(smp_processor_id(), vcpu->kvm->arch.supported_cpus))
+ if (!cpumask_test_cpu(cpu, vcpu->kvm->arch.supported_cpus))
vcpu_set_on_unsupported_cpu(vcpu);
}

--
2.39.1

2023-07-28 11:45:29

by Marc Zyngier

Subject: Re: [PATCH v1] KVM: arm64: Use the known cpu id instead of smp_processor_id()

On Thu, 27 Jul 2023 05:07:54 -0400, Shaoqin Huang wrote:
> In kvm_arch_vcpu_load(), it has the parameter cpu which is the value of
> smp_processor_id(), so no need to get it again. Simply replace it.

Applied to next, thanks!

[1/1] KVM: arm64: Use the known cpu id instead of smp_processor_id()
commit: 1ba11daef0a9b062e40b5393d285c82ab6483730

Cheers,

M.
--
Without deviation from the norm, progress is not possible.