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Date: Sat, 12 Oct 2013 13:42:51 -0600
From: David Ahern <dsahern@gmail.com>
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To: Ingo Molnar <mingo@kernel.org>
CC: Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
        Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Paul Mackerras <paulus@samba.org>, Namhyung Kim <namhyung.kim@lge.com>,
        LKML <linux-kernel@vger.kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Frederic Weisbecker <fweisbec@gmail.com>
Subject: Re: [PATCHSET 0/8] perf tools: Fix scalability problem on callchain
 merging (v5)
References: <1381468543-25334-1-git-send-email-namhyung@kernel.org> <20131011055829.GA4975@gmail.com> <20131011073448.GA11064@krava.redhat.com> <52581511.2010909@gmail.com> <52581737.8090309@gmail.com> <20131012165319.GB15116@gmail.com>
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On 10/12/13 10:53 AM, Ingo Molnar wrote:
>
> * David Ahern <dsahern@gmail.com> wrote:
>
>> On 10/11/13 9:11 AM, David Ahern wrote:
>>> It would be nice to fix the callchain arg handler to not attempt to
>>> process the next argument if it is not fp or dwarf.
>>
>> Specifically, something like this which maintains syntax and default
>> fp option:
>
> Lets not maintain a broken syntax please - breaking the very simple -ga
> was the primary regression to begin with, so lets fix that.

I think I did with the second follow up patch: -ga -ag -g fp -g dwarf 
should all work properly with fp the default for -g.

David