diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2022-12-15 11:28:16 -0800 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-12-21 14:52:40 -0300 |
| commit | f0cdde28fecc0d7ff85c315b2abf206ef27c0174 (patch) | |
| tree | e570a0a0993ca93c367748c70863b5c6ff4a3d3d /tools | |
| parent | ec222d7e7cfd09276891ffdf57d75858fe148c9f (diff) | |
perf hist: Improve srcfile sort key performance
Likewise, modify ->cmp() callback to compare sample address and map
address. And add ->collapse() and ->sort() to check the actual
srcfile string. Also add ->init() to make sure it has the srcfile.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Milian Wolff <milian.wolff@kdab.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20221215192817.2734573-9-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/sort.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c index 913045c5b2b2..c290539dcf43 100644 --- a/tools/perf/util/sort.c +++ b/tools/perf/util/sort.c @@ -569,18 +569,41 @@ sort__srcfile_cmp(struct hist_entry *left, struct hist_entry *right) return strcmp(right->srcfile, left->srcfile); } -static int hist_entry__srcfile_snprintf(struct hist_entry *he, char *bf, - size_t size, unsigned int width) +static int64_t +sort__srcfile_collapse(struct hist_entry *left, struct hist_entry *right) +{ + if (!left->srcfile) + left->srcfile = hist_entry__get_srcfile(left); + if (!right->srcfile) + right->srcfile = hist_entry__get_srcfile(right); + + return strcmp(right->srcfile, left->srcfile); +} + +static int64_t +sort__srcfile_sort(struct hist_entry *left, struct hist_entry *right) +{ + return sort__srcfile_collapse(left, right); +} + +static void sort__srcfile_init(struct hist_entry *he) { if (!he->srcfile) he->srcfile = hist_entry__get_srcfile(he); +} +static int hist_entry__srcfile_snprintf(struct hist_entry *he, char *bf, + size_t size, unsigned int width) +{ return repsep_snprintf(bf, size, "%-.*s", width, he->srcfile); } struct sort_entry sort_srcfile = { .se_header = "Source File", .se_cmp = sort__srcfile_cmp, + .se_collapse = sort__srcfile_collapse, + .se_sort = sort__srcfile_sort, + .se_init = sort__srcfile_init, .se_snprintf = hist_entry__srcfile_snprintf, .se_width_idx = HISTC_SRCFILE, }; |