linux-kernel - Re: [PATCH] perf, tools: Support srccode output

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Message-ID: <20170509123646.GB9983@krava>
Date:   Tue, 9 May 2017 14:36:46 +0200
From:   Jiri Olsa <jolsa@...hat.com>
To:     Andi Kleen <andi@...stfloor.org>
Cc:     acme@...nel.org, jolsa@...nel.org, linux-kernel@...r.kernel.org,
        Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH] perf, tools: Support srccode output

On Tue, May 09, 2017 at 05:06:38AM -0700, Andi Kleen wrote:

SNIP

> |12             f2();
>         0000000000400525        insn: e8 cc ff ff ff            # PRED
>         f2:
>         00000000004004f6        insn: 55
> |5        {
>         00000000004004f7        insn: 48 89 e5
>         00000000004004fa        insn: 8b 05 2c 0b 20 00
> |6              c = a / b;
> 
> Not supported for callchains currently, would need some
> layout changes there.
> 
> v2:
> Limit number of cached source files
> Delete bogus comment.
> Directly use the line number / file from the bfd lookup code
> Add prefix to source to make it easier to handle for scripts
> Avoid redundant listing of lines
> Fix include guard in srccode.h
> Use a hash table for the source lookup.
> 
> v3:
> Remove prefix. Remove unwind_inlines.
> 
> Signed-off-by: Andi Kleen <ak@...ux.intel.com>

Acked-by: Jiri Olsa <jolsa@...nel.org>

jirka