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Date: Fri, 15 Nov 2013 13:30:13 +0100
From: Peter Zijlstra <peterz@infradead.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>,
        Arnaldo Carvalho de Melo <acme@infradead.org>,
        linux-kernel@vger.kernel.org, David Ahern <dsahern@gmail.com>,
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        Stephane Eranian <eranian@google.com>,
        Arnaldo Carvalho de Melo <acme@redhat.com>,
        Namhyung Kim <namhyung@kernel.org>
Subject: Re: [PATCH 10/10] perf record: Add an option to force per-cpu mmaps
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On Fri, Nov 15, 2013 at 01:05:25PM +0100, Ingo Molnar wrote:
> Do the first variant, 'perf record <cmd>', already use per CPU 
> buffers?

Yes.. this is required for inheritance to work.