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Date: Tue, 12 Aug 2014 23:47:07 -0600
From: David Ahern <dsahern@gmail.com>
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To: Namhyung Kim <namhyung@kernel.org>
CC: Arnaldo Carvalho de Melo <acme@kernel.org>,
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        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Ingo Molnar <mingo@kernel.org>, Paul Mackerras <paulus@samba.org>,
        Namhyung Kim <namhyung.kim@lge.com>,
        LKML <linux-kernel@vger.kernel.org>, Jiri Olsa <jolsa@redhat.com>
Subject: Re: [RFC/PATCH 1/2] perf top: Fix -z option behavior
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On 8/12/14, 10:52 PM, Namhyung Kim wrote:

> Are you sure?  I don't recall seeing any big change in this area so I
> guess the problem existed since long time ago.  In fact I couldn't find
> a logic to zero/clear out existing hist entries in a hists..

Just gave a quick try. v3.4 fails; v3.1 works.

David