Date: Tue, 4 Nov 2014 16:30:09 +0100
From: Peter Zijlstra <peterz@infradead.org>
To: Pawel Moll <pawel.moll@arm.com>
Cc: Richard Cochran <richardcochran@gmail.com>,
        Steven Rostedt <rostedt@goodmis.org>, Ingo Molnar <mingo@redhat.com>,
        Paul Mackerras <paulus@samba.org>,
        Arnaldo Carvalho de Melo <acme@kernel.org>,
        John Stultz <john.stultz@linaro.org>,
        Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
        Christopher Covington <cov@codeaurora.org>,
        Namhyung Kim <namhyung@kernel.org>, David Ahern <dsahern@gmail.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Tomeu Vizoso <tomeu@tomeuvizoso.net>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "linux-api@vger.kernel.org" <linux-api@vger.kernel.org>
Subject: Re: [PATCH v3 1/3] perf: Use monotonic clock as a source for
 timestamps
Message-ID: <20141104153009.GJ10501@worktop.programming.kicks-ass.net>
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On Tue, Nov 04, 2014 at 03:25:27PM +0000, Pawel Moll wrote:
> Very good idea, should have came up with it myself :-)
> 
> Does __setup("perf_use_local_clock") sound reasonable?

Would not the 'module' already prefix a perf.? I never quite know how
all that works out. But sure, that works.

> Then we have to
> decide whether to hide the sysctl "perf_sample_time_clk_id" (my
> preferred option, will see how difficult it is) or just provide an
> invalid clock_id (eg. -1) in it.

invalid clock id is fine with me, although I suppose the clock people
might have an oh-pinion ;-)
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