[PATCH] cpuidle-haltpoll: fix error comments in arch_haltpoll_disable

[PATCH] cpuidle-haltpoll: fix error comments in arch_haltpoll_disable

[Li Qiang]

The 'arch_haltpoll_disable' is used to disable guest halt poll.
Correct the comments.

Fixes: a1c4423b02b21 ("cpuidle-haltpoll: disable host side polling when kvm virtualized")
Signed-off-by: Li Qiang <liq3ea@163.com>
---
 arch/x86/kernel/kvm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 08320b0b2b27..94ebb31cb4ce 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -954,7 +954,7 @@ void arch_haltpoll_disable(unsigned int cpu)
 	if (!kvm_para_has_feature(KVM_FEATURE_POLL_CONTROL))
 		return;
 
-	/* Enable guest halt poll disables host halt poll */
+	/* Disable guest halt poll enables host halt poll */
 	smp_call_function_single(cpu, kvm_enable_host_haltpoll, NULL, 1);
 }
 EXPORT_SYMBOL_GPL(arch_haltpoll_disable);
-- 
2.25.1

Re: [PATCH] cpuidle-haltpoll: fix error comments in arch_haltpoll_disable

[Paolo Bonzini]

On 24/09/20 17:58, Li Qiang wrote:
> The 'arch_haltpoll_disable' is used to disable guest halt poll.
> Correct the comments.
> 
> Fixes: a1c4423b02b21 ("cpuidle-haltpoll: disable host side polling when kvm virtualized")
> Signed-off-by: Li Qiang <liq3ea@163.com>
> ---
>  arch/x86/kernel/kvm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
> index 08320b0b2b27..94ebb31cb4ce 100644
> --- a/arch/x86/kernel/kvm.c
> +++ b/arch/x86/kernel/kvm.c
> @@ -954,7 +954,7 @@ void arch_haltpoll_disable(unsigned int cpu)
>  	if (!kvm_para_has_feature(KVM_FEATURE_POLL_CONTROL))
>  		return;
>  
> -	/* Enable guest halt poll disables host halt poll */
> +	/* Disable guest halt poll enables host halt poll */
>  	smp_call_function_single(cpu, kvm_enable_host_haltpoll, NULL, 1);
>  }
>  EXPORT_SYMBOL_GPL(arch_haltpoll_disable);
> 

Queued, thanks.

Paolo