diff mbox series

[v4,2/2] KVM: LAPIC: remove the trailing newline used in the fmt parameter of TP_printk

Message ID 1560474949-20497-1-git-send-email-wanpengli@tencent.com (mailing list archive)
State New, archived
Headers show
Series [v4,1/2] KVM: LAPIC: Optimize timer latency consider world switch time | expand

Commit Message

Wanpeng Li June 14, 2019, 1:15 a.m. UTC
From: Wanpeng Li <wanpengli@tencent.com>

The trailing newlines will lead to extra newlines in the trace file
which looks like the following output, so remove it.

qemu-system-x86-15695 [002] ...1 15774.839240: kvm_hv_timer_state: vcpu_id 0 hv_timer 1

qemu-system-x86-15695 [002] ...1 15774.839309: kvm_hv_timer_state: vcpu_id 0 hv_timer 1

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Wanpeng Li <wanpengli@tencent.com>
---
 arch/x86/kvm/trace.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Paolo Bonzini July 3, 2019, 2:14 p.m. UTC | #1
On 14/06/19 03:15, Wanpeng Li wrote:
> From: Wanpeng Li <wanpengli@tencent.com>
> 
> The trailing newlines will lead to extra newlines in the trace file
> which looks like the following output, so remove it.
> 
> qemu-system-x86-15695 [002] ...1 15774.839240: kvm_hv_timer_state: vcpu_id 0 hv_timer 1
> 
> qemu-system-x86-15695 [002] ...1 15774.839309: kvm_hv_timer_state: vcpu_id 0 hv_timer 1
> 
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: Radim Krčmář <rkrcmar@redhat.com>
> Signed-off-by: Wanpeng Li <wanpengli@tencent.com>
> ---
>  arch/x86/kvm/trace.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
> index 4d47a26..b5c831e 100644
> --- a/arch/x86/kvm/trace.h
> +++ b/arch/x86/kvm/trace.h
> @@ -1365,7 +1365,7 @@ TRACE_EVENT(kvm_hv_timer_state,
>  			__entry->vcpu_id = vcpu_id;
>  			__entry->hv_timer_in_use = hv_timer_in_use;
>  			),
> -		TP_printk("vcpu_id %x hv_timer %x\n",
> +		TP_printk("vcpu_id %x hv_timer %x",
>  			__entry->vcpu_id,
>  			__entry->hv_timer_in_use)
>  );
> 

Queued 2/2, thanks.

Paolo
diff mbox series

Patch

diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
index 4d47a26..b5c831e 100644
--- a/arch/x86/kvm/trace.h
+++ b/arch/x86/kvm/trace.h
@@ -1365,7 +1365,7 @@  TRACE_EVENT(kvm_hv_timer_state,
 			__entry->vcpu_id = vcpu_id;
 			__entry->hv_timer_in_use = hv_timer_in_use;
 			),
-		TP_printk("vcpu_id %x hv_timer %x\n",
+		TP_printk("vcpu_id %x hv_timer %x",
 			__entry->vcpu_id,
 			__entry->hv_timer_in_use)
 );