Re: [PATCH perf/core v7 04/21] perf: Use SBUILD_ID_SIZE macro instead of BUILD_ID_SIZE macro

From: Arnaldo Carvalho de Melo
Date: Wed May 11 2016 - 11:47:43 EST


Em Wed, May 11, 2016 at 10:51:59PM +0900, Masami Hiramatsu escreveu:
> Use SBUILD_ID_SIZE macro instead of BUILD_ID_SIZE * 2 + 1 for
> allocating a buffer for build-id string.

Applied

> Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
> ---
> tools/perf/util/annotate.c | 2 +-
> tools/perf/util/dso.c | 4 ++--
> tools/perf/util/header.c | 2 +-
> tools/perf/util/map.c | 2 +-
> .../util/scripting-engines/trace-event-python.c | 2 +-
> tools/perf/util/symbol.c | 2 +-
> 6 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
> index 1168442..b811924 100644
> --- a/tools/perf/util/annotate.c
> +++ b/tools/perf/util/annotate.c
> @@ -1138,7 +1138,7 @@ fallback:
>
> if (dso->symtab_type == DSO_BINARY_TYPE__KALLSYMS &&
> !dso__is_kcore(dso)) {
> - char bf[BUILD_ID_SIZE * 2 + 16] = " with build id ";
> + char bf[SBUILD_ID_SIZE + 15] = " with build id ";
> char *build_id_msg = NULL;
>
> if (dso->annotate_warned)
> diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
> index 8e639543..3357479 100644
> --- a/tools/perf/util/dso.c
> +++ b/tools/perf/util/dso.c
> @@ -38,7 +38,7 @@ int dso__read_binary_type_filename(const struct dso *dso,
> enum dso_binary_type type,
> char *root_dir, char *filename, size_t size)
> {
> - char build_id_hex[BUILD_ID_SIZE * 2 + 1];
> + char build_id_hex[SBUILD_ID_SIZE];
> int ret = 0;
> size_t len;
>
> @@ -1301,7 +1301,7 @@ size_t __dsos__fprintf(struct list_head *head, FILE *fp)
>
> size_t dso__fprintf_buildid(struct dso *dso, FILE *fp)
> {
> - char sbuild_id[BUILD_ID_SIZE * 2 + 1];
> + char sbuild_id[SBUILD_ID_SIZE];
>
> build_id__sprintf(dso->build_id, sizeof(dso->build_id), sbuild_id);
> return fprintf(fp, "%s", sbuild_id);
> diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
> index c6000d4..08852dd 100644
> --- a/tools/perf/util/header.c
> +++ b/tools/perf/util/header.c
> @@ -1474,7 +1474,7 @@ static int __event_process_build_id(struct build_id_event *bev,
>
> dso = machine__findnew_dso(machine, filename);
> if (dso != NULL) {
> - char sbuild_id[BUILD_ID_SIZE * 2 + 1];
> + char sbuild_id[SBUILD_ID_SIZE];
>
> dso__set_build_id(dso, &bev->build_id);
>
> diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
> index 02c3186..b19bcd3 100644
> --- a/tools/perf/util/map.c
> +++ b/tools/perf/util/map.c
> @@ -289,7 +289,7 @@ int map__load(struct map *map, symbol_filter_t filter)
> nr = dso__load(map->dso, map, filter);
> if (nr < 0) {
> if (map->dso->has_build_id) {
> - char sbuild_id[BUILD_ID_SIZE * 2 + 1];
> + char sbuild_id[SBUILD_ID_SIZE];
>
> build_id__sprintf(map->dso->build_id,
> sizeof(map->dso->build_id),
> diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c
> index 73ee12d..ff13470 100644
> --- a/tools/perf/util/scripting-engines/trace-event-python.c
> +++ b/tools/perf/util/scripting-engines/trace-event-python.c
> @@ -618,7 +618,7 @@ static int python_export_dso(struct db_export *dbe, struct dso *dso,
> struct machine *machine)
> {
> struct tables *tables = container_of(dbe, struct tables, dbe);
> - char sbuild_id[BUILD_ID_SIZE * 2 + 1];
> + char sbuild_id[SBUILD_ID_SIZE];
> PyObject *t;
>
> build_id__sprintf(dso->build_id, sizeof(dso->build_id), sbuild_id);
> diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
> index 49caa91..18d81c1 100644
> --- a/tools/perf/util/symbol.c
> +++ b/tools/perf/util/symbol.c
> @@ -1630,7 +1630,7 @@ static int find_matching_kcore(struct map *map, char *dir, size_t dir_sz)
> static char *dso__find_kallsyms(struct dso *dso, struct map *map)
> {
> u8 host_build_id[BUILD_ID_SIZE];
> - char sbuild_id[BUILD_ID_SIZE * 2 + 1];
> + char sbuild_id[SBUILD_ID_SIZE];
> bool is_host = false;
> char path[PATH_MAX];
>