linux-kernel - Re: [PATCH 2/3] perf events: Introduce realtime clock event

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Date:	Fri, 18 Feb 2011 08:35:43 -0700
From:	David Ahern <daahern@...co.com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
	mingo@...e.hu, acme@...stprotocols.net, paulus@...ba.org
Subject: Re: [PATCH 2/3] perf events: Introduce realtime clock event



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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