* [PATCH] KVM: x86: Use this_cpu_ptr() in kvm_user_return_msr_cpu_online
@ 2024-08-19 5:59 Li Chen
2024-08-23 23:47 ` Sean Christopherson
0 siblings, 1 reply; 2+ messages in thread
From: Li Chen @ 2024-08-19 5:59 UTC (permalink / raw)
To: kvm, Sean Christopherson, Paolo Bonzini, Thomas Gleixner
From: Li Chen <chenl311@chinatelecom.cn>
Use this_cpu_ptr() instead of open coding the equivalent in
kvm_user_return_msr_cpu_online.
Signed-off-by: Li Chen <chenl311@chinatelecom.cn>
---
arch/x86/kvm/x86.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 70219e4069874..ffdf251bfef5b 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -413,8 +413,7 @@ EXPORT_SYMBOL_GPL(kvm_find_user_return_msr);
static void kvm_user_return_msr_cpu_online(void)
{
- unsigned int cpu = smp_processor_id();
- struct kvm_user_return_msrs *msrs = per_cpu_ptr(user_return_msrs, cpu);
+ struct kvm_user_return_msrs *msrs = this_cpu_ptr(user_return_msrs);
u64 value;
int i;
--
2.46.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] KVM: x86: Use this_cpu_ptr() in kvm_user_return_msr_cpu_online
2024-08-19 5:59 [PATCH] KVM: x86: Use this_cpu_ptr() in kvm_user_return_msr_cpu_online Li Chen
@ 2024-08-23 23:47 ` Sean Christopherson
0 siblings, 0 replies; 2+ messages in thread
From: Sean Christopherson @ 2024-08-23 23:47 UTC (permalink / raw)
To: Sean Christopherson, kvm, Paolo Bonzini, Thomas Gleixner, Li Chen
On Mon, 19 Aug 2024 13:59:27 +0800, Li Chen wrote:
> Use this_cpu_ptr() instead of open coding the equivalent in
> kvm_user_return_msr_cpu_online.
>
>
Applied to kvm-x86 misc, thanks! I'm quite annoyed with myself that I missed
that one when sending the patch for commit 15e1c3d65975 ("KVM: x86: Use
this_cpu_ptr() instead of per_cpu_ptr(smp_processor_id())").
[1/1] KVM: x86: Use this_cpu_ptr() in kvm_user_return_msr_cpu_online
https://github.com/kvm-x86/linux/commit/e0183a42e3bc
--
https://github.com/kvm-x86/linux/tree/next
^ permalink raw reply [flat|nested] 2+ messages in thread
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