Re: [PATCH 00/12] perf_events: add support for sampling taken branches

From: Stephane Eranian
Date: Fri Oct 07 2011 - 06:23:46 EST


On Thu, Oct 6, 2011 at 5:25 PM, Andi Kleen <andi@xxxxxxxxxxxxxx> wrote:
>
> Thanks very nice patchkit (at least from the description,
> haven't read it yet)

Thanks.

>
>> # Overhead ÂSource Symbol   Target Symbol
>> # ........ Â................ Â................
>>
>> Â Â 18.13% Â[.] f1 Â Â Â Â Â Â[.] main
>>   18.10% Â[.] main     Â[.] main
>>   18.01% Â[.] main     Â[.] f1
>
> The big problem here is no line numbers (something I miss for other analysis
> too). ÂI hope that can be fixed so that analysis inside functions becomes
> possible. Something similar to pprofs line mode.
>
You get line numbers with annotate only today so this is not specific to this
particular patch. But yeah, it would be nice.
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