linux-kernel - Re: [PATCH] perf kvm stat live: mark events as (x86 only) in help output

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Message-ID: <54885139.5090901@gmail.com>
Date:	Wed, 10 Dec 2014 06:57:13 -0700
From:	David Ahern <dsahern@...il.com>
To:	Christian Borntraeger <borntraeger@...ibm.com>,
	Jiri Olsa <jolsa@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
CC:	linux-kernel@...r.kernel.org,
	Alexander Yarygin <yarygin@...ux.vnet.ibm.com>
Subject: Re: [PATCH] perf kvm stat live: mark events as (x86 only) in help
 output

On 12/10/14 6:28 AM, Christian Borntraeger wrote:
> From: Alexander Yarygin <yarygin@...ux.vnet.ibm.com>
>
> The mmio and ioport events are useful only on x86.
>
> Signed-off-by: Alexander Yarygin <yarygin@...ux.vnet.ibm.com>
> Signed-off-by: Christian Borntraeger <borntraeger@...ibm.com>
> ---
>   tools/perf/builtin-kvm.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
> index b65eb050..612e8f9 100644
> --- a/tools/perf/builtin-kvm.c
> +++ b/tools/perf/builtin-kvm.c
> @@ -1268,7 +1268,8 @@ static int kvm_events_live(struct perf_kvm_stat *kvm,
>   		OPT_UINTEGER('d', "display", &kvm->display_time,
>   			"time in seconds between display updates"),
>   		OPT_STRING(0, "event", &kvm->report_event, "report event",
> -			"event for reporting: vmexit, mmio, ioport"),
> +			"event for reporting: "
> +			"vmexit, mmio (x86 only), ioport (x86 only)"),
>   		OPT_INTEGER(0, "vcpu", &kvm->trace_vcpu,
>   			"vcpu id to report"),
>   		OPT_STRING('k', "key", &kvm->sort_key, "sort-key",
>

Acked-by: David Ahern <dsahern@...il.com>
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