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Date:	Wed, 26 Aug 2015 13:08:49 +0800
From:	Jason Wang <jasowang@...hat.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
CC:	gleb@...nel.org, pbonzini@...hat.com, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, cornelia.huck@...ibm.com
Subject: Re: [PATCH V2 3/3] kvm: add tracepoint for fast mmio



On 08/25/2015 07:34 PM, Michael S. Tsirkin wrote:
> On Tue, Aug 25, 2015 at 03:47:15PM +0800, Jason Wang wrote:
>> > Cc: Gleb Natapov <gleb@...nel.org>
>> > Cc: Paolo Bonzini <pbonzini@...hat.com>
>> > Cc: Michael S. Tsirkin <mst@...hat.com>
>> > Signed-off-by: Jason Wang <jasowang@...hat.com>
>> > ---
>> >  arch/x86/kvm/trace.h | 17 +++++++++++++++++
>> >  arch/x86/kvm/vmx.c   |  1 +
>> >  arch/x86/kvm/x86.c   |  1 +
>> >  3 files changed, 19 insertions(+)
>> > 
>> > diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
>> > index 4eae7c3..2d4e81a 100644
>> > --- a/arch/x86/kvm/trace.h
>> > +++ b/arch/x86/kvm/trace.h
>> > @@ -128,6 +128,23 @@ TRACE_EVENT(kvm_pio,
>> >  		  __entry->count > 1 ? "(...)" : "")
>> >  );
>> >  
>> > +TRACE_EVENT(kvm_fast_mmio,
>> > +	TP_PROTO(u64 gpa),
>> > +	TP_ARGS(gpa),
>> > +
>> > +	TP_STRUCT__entry(
>> > +		__field(u64,	gpa)
>> > +	),
>> > +
>> > +	TP_fast_assign(
>> > +		__entry->gpa		= gpa;
>> > +	),
>> > +
>> > +	TP_printk("fast mmio at gpa 0x%llx", __entry->gpa)
>> > +);
>> > +
>> > +
>> > +
> don't add multiple empty lines please.
>

Ok
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