linux-kernel - Re: [PATCH 2/8] perf, tools: Add --branch-history option to report

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Date:	Tue, 18 Nov 2014 03:01:45 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Andi Kleen <andi@...stfloor.org>, jolsa@...hat.com,
	linux-kernel@...r.kernel.org, acme@...nel.org,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH 2/8] perf, tools: Add --branch-history option to report

On Mon, Nov 17, 2014 at 03:31:57PM +0900, Namhyung Kim wrote:
> On Wed, 12 Nov 2014 01:05:05 +0100, Andi Kleen wrote:
> >> And please also add a new CCKEY_SRCLINE if you print srcline with the
> >> callchains so that users can give "-g srcline" if they want (regardless
> >> of the branch history feature).
> >
> > That would be largely identical to CCKEY_ADDRESS 
> > except for the case of two calls to the same function from
> > the same line. Probably not worth adding?
> 
> For sorting, yes, it'd be almost identical.  But what I'm saying is for
> printing - IOW print callchain entries with symbol and srcline (for
> normal perf report too).

But I thought the key is only for sorting?

I already added an option to print the src line and it should
work for normal perf report.

-Andi
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