Re: [PATCH v3 3/7] perf tools: Remove the logical that skip buildid cache if symfs is given

From: Arnaldo Carvalho de Melo
Date: Thu May 12 2016 - 09:09:39 EST


Em Thu, May 12, 2016 at 08:43:12AM +0000, He Kuang escreveu:
> Symfs dir and buildid dir are two places that perf looks into for
> symbols, currently, if symfs dir is given, buildid-cache is skipped.
>
> In the cross-platform perf record/script scenario, we need vdsos in
> buildid-cache dir and other libs in symfs dir at the same time. And
> consider that the binaries indexed by buildid do not cause ambiguity,
> this patch simply removes that logical.

Makes perfect sense, David, do you have any concern? Can I have your
Acked-by?

- Arnaldo

> Signed-off-by: He Kuang <hekuang@xxxxxxxxxx>
> ---
> tools/perf/util/dso.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
> index b39b80c..a07166c5 100644
> --- a/tools/perf/util/dso.c
> +++ b/tools/perf/util/dso.c
> @@ -64,8 +64,7 @@ int dso__read_binary_type_filename(const struct dso *dso,
> break;
> case DSO_BINARY_TYPE__BUILD_ID_CACHE:
> /* skip the locally configured cache if a symfs is given */
> - if (symbol_conf.symfs[0] ||
> - (dso__build_id_filename(dso, filename, size) == NULL))
> + if (dso__build_id_filename(dso, filename, size) == NULL)
> ret = -1;
> break;
>
> --
> 1.8.5.2