linux-kernel - Re: [PATCH] perf: Fix RCU dereference check in perf_event

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Message-ID: <CAEbykaVeonifGfk-ju9+17DG0ah7zCOv6SGwQ_rnD=K7Kpyh1Q@mail.gmail.com>
Date:	Sun, 29 Apr 2012 23:07:32 +0300
From:	Ari Savolainen <ari.m.savolainen@...il.com>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...e.hu>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	linux-kernel@...r.kernel.org,
	"Paul E. McKenney" <paulmck@...ibm.com>
Subject: Re: [PATCH] perf: Fix RCU dereference check in perf_event_comm

> Did that warning occur while you were NOT measuring cgroup events?
>

The warning occurs every time I execute perf record for the first time
after rebooting (e.g. perf record sleep 1).

Ari
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