linux-kernel - Re: Inlined functions in perf report

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Message-ID: <20161220134341.GA4183@sesse.net>
Date:   Tue, 20 Dec 2016 14:43:41 +0100
From:   "Steinar H. Gunderson" <sgunderson@...foot.com>
To:     Milian Wolff <milian.wolff@...b.com>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Jiri Olsa <jolsa@...nel.org>
Subject: Re: Inlined functions in perf report

On Tue, Dec 20, 2016 at 02:27:10PM +0100, Milian Wolff wrote:
> It is not even possible with that, perf report is lacking the steps required 
> to add inline frames - it will only add "real" frames it gets from either of 
> the unwind libraries.
> 
> I have a WIP patch available for this functionality though, it can be found 
> here (depends on libbfd, i.e. bfd_find_inliner_info):
> 
> https://github.com/milianw/linux/commit/
> 71d031c9d679bfb4a4044226e8903dd80ea601b3

Thanks, I'll be sure to try it out. I assume this works only with -g dwarf?
I.e., for non-graph runs, I will still get the bottom function only, not the
inlined one.

/* Steinar */
-- 
Homepage: https://www.sesse.net/