Em Tue, Oct 13, 2020 at 09:24:37PM +0200, Jiri Olsa escreveu:
> Passing build_id object to dso__set_build_id, so it's easier
> to initialize dos's build id object.
>
> Acked-by: Ian Rogers <[email protected]>
> Signed-off-by: Jiri Olsa <[email protected]>
> ---
> tools/perf/util/dso.c | 4 ++--
> tools/perf/util/dso.h | 2 +-
> tools/perf/util/header.c | 4 +++-
> tools/perf/util/symbol-minimal.c | 2 +-
> tools/perf/util/symbol.c | 2 +-
> 5 files changed, 8 insertions(+), 6 deletions(-)
>
> diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
> index 2f7f01ead9a1..4415ce83150b 100644
> --- a/tools/perf/util/dso.c
> +++ b/tools/perf/util/dso.c
> @@ -1326,9 +1326,9 @@ void dso__put(struct dso *dso)
> dso__delete(dso);
> }
>
> -void dso__set_build_id(struct dso *dso, void *build_id)
> +void dso__set_build_id(struct dso *dso, struct build_id *bid)
> {
> - memcpy(dso->bid.data, build_id, sizeof(dso->bid.data));
> + dso->bid = *bid;
Can't we use bid->size here?
dso->bid.size = bid->size;
memcpy(dso->bid.data, bid->data, bid->size));
?
Not worth it? Probably :-)
- Arnaldo
> dso->has_build_id = 1;
> }
>
> diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
> index eac004210b47..5a5678dbdaa5 100644
> --- a/tools/perf/util/dso.h
> +++ b/tools/perf/util/dso.h
> @@ -260,7 +260,7 @@ bool dso__sorted_by_name(const struct dso *dso);
> void dso__set_sorted_by_name(struct dso *dso);
> void dso__sort_by_name(struct dso *dso);
>
> -void dso__set_build_id(struct dso *dso, void *build_id);
> +void dso__set_build_id(struct dso *dso, struct build_id *bid);
> bool dso__build_id_equal(const struct dso *dso, u8 *build_id);
> void dso__read_running_kernel_build_id(struct dso *dso,
> struct machine *machine);
> diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
> index fe220f01fc94..21243adbb9fd 100644
> --- a/tools/perf/util/header.c
> +++ b/tools/perf/util/header.c
> @@ -2082,8 +2082,10 @@ static int __event_process_build_id(struct
> perf_record_header_build_id *bev,
> dso = machine__findnew_dso(machine, filename);
> if (dso != NULL) {
> char sbuild_id[SBUILD_ID_SIZE];
> + struct build_id bid;
>
> - dso__set_build_id(dso, &bev->build_id);
> + build_id__init(&bid, bev->build_id, BUILD_ID_SIZE);
> + dso__set_build_id(dso, &bid);
>
> if (dso_space != DSO_SPACE__USER) {
> struct kmod_path m = { .name = NULL, };
> diff --git a/tools/perf/util/symbol-minimal.c
> b/tools/perf/util/symbol-minimal.c
> index dba6b9e5d64e..f9eb0bee7f15 100644
> --- a/tools/perf/util/symbol-minimal.c
> +++ b/tools/perf/util/symbol-minimal.c
> @@ -349,7 +349,7 @@ int dso__load_sym(struct dso *dso, struct map *map
> __maybe_unused,
> dso->is_64_bit = ret;
>
> if (filename__read_build_id(ss->name, &bid) > 0)
> - dso__set_build_id(dso, bid.data);
> + dso__set_build_id(dso, &bid);
> return 0;
> }
>
> diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
> index 369cbad09f0d..976632d0baa0 100644
> --- a/tools/perf/util/symbol.c
> +++ b/tools/perf/util/symbol.c
> @@ -1818,7 +1818,7 @@ int dso__load(struct dso *dso, struct map *map)
> is_regular_file(dso->long_name)) {
> __symbol__join_symfs(name, PATH_MAX, dso->long_name);
> if (filename__read_build_id(name, &bid) > 0)
> - dso__set_build_id(dso, bid.data);
> + dso__set_build_id(dso, &bid);
> }
>
> /*
> --
> 2.26.2
>
--
- Arnaldo
