diff options
| -rw-r--r-- | tools/perf/Documentation/perf-report.txt | 1 | ||||
| -rw-r--r-- | tools/perf/util/hist.h | 1 | ||||
| -rw-r--r-- | tools/perf/util/map.h | 4 | ||||
| -rw-r--r-- | tools/perf/util/sort.c | 41 | ||||
| -rw-r--r-- | tools/perf/util/sort.h | 1 |
5 files changed, 48 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt index e1a660e60849..917e36fde6d8 100644 --- a/tools/perf/Documentation/perf-report.txt +++ b/tools/perf/Documentation/perf-report.txt @@ -80,6 +80,7 @@ OPTIONS - comm: command (name) of the task which can be read via /proc/<pid>/comm - pid: command and tid of the task - dso: name of library or module executed at the time of sample + - dso_size: size of library or module executed at the time of sample - symbol: name of function executed at the time of sample - symbol_size: size of function executed at the time of sample - parent: name of function matched to the parent regex filter. Unmatched diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index e869cad4d89f..32fbf26e0c18 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -61,6 +61,7 @@ enum hist_column { HISTC_SRCLINE_TO, HISTC_TRACE, HISTC_SYM_SIZE, + HISTC_DSO_SIZE, HISTC_NR_COLS, /* Last entry */ }; diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h index edeb7291c8e1..0e9bbe01b0ab 100644 --- a/tools/perf/util/map.h +++ b/tools/perf/util/map.h @@ -103,6 +103,10 @@ static inline u64 identity__map_ip(struct map *map __maybe_unused, u64 ip) return ip; } +static inline size_t map__size(const struct map *map) +{ + return map->end - map->start; +} /* rip/ip <-> addr suitable for passing to `objdump --start-address=` */ u64 map__rip_2objdump(struct map *map, u64 rip); diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c index e8514f651865..26a68dfd8a4f 100644 --- a/tools/perf/util/sort.c +++ b/tools/perf/util/sort.c @@ -1545,6 +1545,46 @@ struct sort_entry sort_sym_size = { .se_width_idx = HISTC_SYM_SIZE, }; +/* --sort dso_size */ + +static int64_t _sort__dso_size_cmp(struct map *map_l, struct map *map_r) +{ + int64_t size_l = map_l != NULL ? map__size(map_l) : 0; + int64_t size_r = map_r != NULL ? map__size(map_r) : 0; + + return size_l < size_r ? -1 : + size_l == size_r ? 0 : 1; +} + +static int64_t +sort__dso_size_cmp(struct hist_entry *left, struct hist_entry *right) +{ + return _sort__dso_size_cmp(right->ms.map, left->ms.map); +} + +static int _hist_entry__dso_size_snprintf(struct map *map, char *bf, + size_t bf_size, unsigned int width) +{ + if (map && map->dso) + return repsep_snprintf(bf, bf_size, "%*d", width, + map__size(map)); + + return repsep_snprintf(bf, bf_size, "%*s", width, "unknown"); +} + +static int hist_entry__dso_size_snprintf(struct hist_entry *he, char *bf, + size_t size, unsigned int width) +{ + return _hist_entry__dso_size_snprintf(he->ms.map, bf, size, width); +} + +struct sort_entry sort_dso_size = { + .se_header = "DSO size", + .se_cmp = sort__dso_size_cmp, + .se_snprintf = hist_entry__dso_size_snprintf, + .se_width_idx = HISTC_DSO_SIZE, +}; + struct sort_dimension { const char *name; @@ -1569,6 +1609,7 @@ static struct sort_dimension common_sort_dimensions[] = { DIM(SORT_TRANSACTION, "transaction", sort_transaction), DIM(SORT_TRACE, "trace", sort_trace), DIM(SORT_SYM_SIZE, "symbol_size", sort_sym_size), + DIM(SORT_DSO_SIZE, "dso_size", sort_dso_size), DIM(SORT_CGROUP_ID, "cgroup_id", sort_cgroup_id), }; diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h index f5901c10a563..035b62e2c60b 100644 --- a/tools/perf/util/sort.h +++ b/tools/perf/util/sort.h @@ -220,6 +220,7 @@ enum sort_type { SORT_TRANSACTION, SORT_TRACE, SORT_SYM_SIZE, + SORT_DSO_SIZE, SORT_CGROUP_ID, /* branch stack specific sort keys */ |