linux-kernel - Re: [tip:perfcounters/core] perf report: Deal with maps

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Message-ID: <20090605135735.GP7805@ghostprotocols.net>
Date:	Fri, 5 Jun 2009 10:57:35 -0300
From:	Arnaldo Carvalho de Melo <acme@...hat.com>
To:	mingo@...hat.com, hpa@...or.com, paulus@...ba.org,
	linux-kernel@...r.kernel.org, a.p.zijlstra@...llo.nl,
	efault@....de, tglx@...utronix.de, mingo@...e.hu
Subject: Re: [tip:perfcounters/core] perf report: Deal with maps

Em Fri, Jun 05, 2009 at 01:21:54PM +0000, tip-bot for Peter Zijlstra escreveu:
> Commit-ID:  fc54db5105d01ad691a7d747064c7890e17f936c
> Gitweb:     http://git.kernel.org/tip/fc54db5105d01ad691a7d747064c7890e17f936c
> Author:     Peter Zijlstra <a.p.zijlstra@...llo.nl>
> AuthorDate: Fri, 5 Jun 2009 14:04:59 +0200
> Committer:  Ingo Molnar <mingo@...e.hu>
> CommitDate: Fri, 5 Jun 2009 14:46:41 +0200
> 
> perf report: Deal with maps
> 
> In order to deal with [vdso] maps generalize the ip->symbol path
> a bit and allow to override some bits with custom functions.
> 
> Signed-off-by: Peter Zijlstra <a.p.zijlstra@...llo.nl>
> Cc: Mike Galbraith <efault@....de>
> Cc: Paul Mackerras <paulus@...ba.org>
> Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
> LKML-Reference: <new-submission>
> Signed-off-by: Ingo Molnar <mingo@...e.hu>
> 
> 
> ---
>  Documentation/perf_counter/builtin-report.c |   37 +++++++++++++++++++++++++-
>  Documentation/perf_counter/util/symbol.c    |    1 +
>  Documentation/perf_counter/util/symbol.h    |    1 +
>  3 files changed, 37 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/perf_counter/builtin-report.c b/Documentation/perf_counter/builtin-report.c
> index eb5424f..9783d1e 100644
> --- a/Documentation/perf_counter/builtin-report.c
> +++ b/Documentation/perf_counter/builtin-report.c
> @@ -79,6 +79,7 @@ typedef union event_union {
>  
>  static LIST_HEAD(dsos);
>  static struct dso *kernel_dso;
> +static struct dso *vdso;
>  
>  static void dsos__add(struct dso *dso)
>  {
> @@ -136,6 +137,11 @@ static void dsos__fprintf(FILE *fp)
>  		dso__fprintf(pos, fp);
>  }
>  
> +static struct symbol *vdso__find_symbol(struct dso *dso, uint64_t ip)
> +{
> +	return dso__find_symbol(kernel_dso, ip);
> +}

Cut'n'paste error? s/kernel_dso/vdso/g

- Arnaldo
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