From: David Ahern <daahern@cisco.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
mingo@elte.hu, acme@ghostprotocols.net, paulus@samba.org
Subject: Re: [PATCH 2/3] perf events: Introduce realtime clock event
Date: Fri, 18 Feb 2011 08:35:43 -0700 [thread overview]
Message-ID: <4D5E91CF.60509@cisco.com> (raw)
In-Reply-To: <1298041106.5226.775.camel@laptop>
On 02/18/11 07:58, Peter Zijlstra wrote:
> Well, but you can fix that, simply add PERF_SAMPLE_READ, no need to
> abuse the raw crap.
>
Ok I see how this option works kernel side. It's not plumbed userspace side:
if (type & PERF_SAMPLE_READ) {
fprintf(stderr, "PERF_SAMPLE_READ is unsuported for now\n");
return -1;
}
I'll take a look at that.
David
>
>
> --
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next prev parent reply other threads:[~2011-02-18 15:35 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-18 5:53 [PATCH 0/3] perf events: Add realtime clock event and timehist option David Ahern
2011-02-18 5:53 ` [PATCH 1/3] perf events: fix WARN_ON_ONCE for 64-bit raw data, SW events David Ahern
2011-02-18 11:00 ` Peter Zijlstra
2011-02-18 14:33 ` David Ahern
2011-02-18 14:53 ` Arnaldo Carvalho de Melo
2011-02-18 15:01 ` Peter Zijlstra
2011-02-18 17:04 ` Arnaldo Carvalho de Melo
2011-02-18 17:13 ` Peter Zijlstra
2011-02-18 17:15 ` David Ahern
2011-02-18 17:17 ` David Ahern
2011-02-18 14:55 ` Peter Zijlstra
2011-02-18 15:28 ` David Ahern
2011-02-18 15:51 ` Peter Zijlstra
2011-02-18 5:53 ` [PATCH 2/3] perf events: Introduce realtime clock event David Ahern
2011-02-18 11:14 ` Peter Zijlstra
2011-02-18 14:39 ` David Ahern
2011-02-18 14:58 ` Peter Zijlstra
2011-02-18 15:35 ` David Ahern [this message]
2011-02-18 15:39 ` David Ahern
2011-02-20 12:49 ` Ingo Molnar
2011-02-18 5:53 ` [PATCH 3/3] perf events: add timehist option to record and report David Ahern
2011-02-18 7:06 ` Ingo Molnar
2011-02-18 14:28 ` David Ahern
2011-02-18 17:59 ` Frederic Weisbecker
2011-02-18 18:07 ` David Ahern
2011-02-18 18:39 ` Peter Zijlstra
2011-02-18 18:45 ` David Ahern
2011-02-19 9:32 ` Ingo Molnar
2011-02-19 14:38 ` Arnaldo Carvalho de Melo
2011-02-18 19:24 ` Frederic Weisbecker
2011-02-18 19:53 ` David Ahern
2011-02-21 21:13 ` Frederic Weisbecker
2011-02-18 18:41 ` Arnaldo Carvalho de Melo
2011-02-18 18:47 ` David Ahern
2011-02-18 18:53 ` David Ahern
2011-02-18 19:06 ` Arnaldo Carvalho de Melo
2011-02-18 19:29 ` Frederic Weisbecker
2011-02-18 20:30 ` Arnaldo Carvalho de Melo
2011-02-21 21:17 ` Frederic Weisbecker
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