Messages in this thread | | | Date | Thu, 26 Nov 2020 14:52:30 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [PATCH 18/25] perf tools: Use machine__for_each_dso in perf_session__cache_build_ids |
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Em Thu, Nov 26, 2020 at 06:00:19PM +0100, Jiri Olsa escreveu: > Using machine__for_each_dso in perf_session__cache_build_ids, > so we can reuse perf_session__cache_build_ids with different > callback in following changes.
Thanks, applied.
- Arnaldo
> Signed-off-by: Jiri Olsa <jolsa@kernel.org> > --- > tools/perf/util/build-id.c | 41 +++++++++++++++----------------------- > 1 file changed, 16 insertions(+), 25 deletions(-) > > diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c > index 1fd58703c2d4..948a7f48d668 100644 > --- a/tools/perf/util/build-id.c > +++ b/tools/perf/util/build-id.c > @@ -859,12 +859,16 @@ int build_id_cache__remove_s(const char *sbuild_id) > return err; > } > > -static int dso__cache_build_id(struct dso *dso, struct machine *machine) > +static int dso__cache_build_id(struct dso *dso, struct machine *machine, > + void *priv __maybe_unused) > { > bool is_kallsyms = dso__is_kallsyms(dso); > bool is_vdso = dso__is_vdso(dso); > const char *name = dso->long_name; > > + if (!dso->has_build_id) > + return 0; > + > if (dso__is_kcore(dso)) { > is_kallsyms = true; > name = machine->mmap_name; > @@ -873,43 +877,30 @@ static int dso__cache_build_id(struct dso *dso, struct machine *machine) > is_kallsyms, is_vdso); > } > > -static int __dsos__cache_build_ids(struct list_head *head, > - struct machine *machine) > +static int > +machines__for_each_dso(struct machines *machines, machine__dso_t fn, void *priv) > { > - struct dso *pos; > - int err = 0; > - > - dsos__for_each_with_build_id(pos, head) > - if (dso__cache_build_id(pos, machine)) > - err = -1; > + int ret = machine__for_each_dso(&machines->host, fn, priv); > + struct rb_node *nd; > > - return err; > -} > + for (nd = rb_first_cached(&machines->guests); nd; > + nd = rb_next(nd)) { > + struct machine *pos = rb_entry(nd, struct machine, rb_node); > > -static int machine__cache_build_ids(struct machine *machine) > -{ > - return __dsos__cache_build_ids(&machine->dsos.head, machine); > + ret |= machine__for_each_dso(pos, fn, priv); > + } > + return ret ? -1 : 0; > } > > int perf_session__cache_build_ids(struct perf_session *session) > { > - struct rb_node *nd; > - int ret; > - > if (no_buildid_cache) > return 0; > > if (mkdir(buildid_dir, 0755) != 0 && errno != EEXIST) > return -1; > > - ret = machine__cache_build_ids(&session->machines.host); > - > - for (nd = rb_first_cached(&session->machines.guests); nd; > - nd = rb_next(nd)) { > - struct machine *pos = rb_entry(nd, struct machine, rb_node); > - ret |= machine__cache_build_ids(pos); > - } > - return ret ? -1 : 0; > + return machines__for_each_dso(&session->machines, dso__cache_build_id, NULL) ? -1 : 0; > } > > static bool machine__read_build_ids(struct machine *machine, bool with_hits) > -- > 2.26.2 >
--
- Arnaldo
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