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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-05-24 17:33:18 -0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-06-04 10:28:52 -0300 |
commit | 14c8dde170cc1ba6754a1275ff378092ab36b257 (patch) | |
tree | 085c9ac85dd703b2943bcdea27c1f1509c748f99 /tools/perf | |
parent | 0693f7588a2f2e016e0774102c52ab2494938348 (diff) | |
download | linux-14c8dde170cc1ba6754a1275ff378092ab36b257.tar.gz linux-14c8dde170cc1ba6754a1275ff378092ab36b257.tar.bz2 linux-14c8dde170cc1ba6754a1275ff378092ab36b257.zip |
perf annotate: Replace symbol__alloc_hists() with symbol__hists()
Its a bit shorter, so ditch the old symbol__alloc_hists() function.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-m7tienxk7dijh5ln62yln1m9@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r-- | tools/perf/builtin-top.c | 8 | ||||
-rw-r--r-- | tools/perf/ui/browsers/annotate.c | 2 | ||||
-rw-r--r-- | tools/perf/util/annotate.c | 21 | ||||
-rw-r--r-- | tools/perf/util/annotate.h | 2 |
4 files changed, 5 insertions, 28 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index bc71e899096d..04fe04885e99 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -123,14 +123,9 @@ static int perf_top__parse_source(struct perf_top *top, struct hist_entry *he) } notes = symbol__annotation(sym); - if (notes->src != NULL) { - pthread_mutex_lock(¬es->lock); - goto out_assign; - } - pthread_mutex_lock(¬es->lock); - if (symbol__alloc_hist(sym) < 0) { + if (!symbol__hists(sym, top->evlist->nr_entries)) { pthread_mutex_unlock(¬es->lock); pr_err("Not enough memory for annotating '%s' symbol!\n", sym->name); @@ -140,7 +135,6 @@ static int perf_top__parse_source(struct perf_top *top, struct hist_entry *he) err = symbol__annotate(sym, map, evsel, 0, NULL); if (err == 0) { -out_assign: top->sym_filter_entry = he; } else { char msg[BUFSIZ]; diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c index 8be40fa903aa..3bfe17e176fe 100644 --- a/tools/perf/ui/browsers/annotate.c +++ b/tools/perf/ui/browsers/annotate.c @@ -410,7 +410,7 @@ static bool annotate_browser__callq(struct annotate_browser *browser, notes = symbol__annotation(dl->ops.target.sym); pthread_mutex_lock(¬es->lock); - if (notes->src == NULL && symbol__alloc_hist(dl->ops.target.sym) < 0) { + if (!symbol__hists(dl->ops.target.sym, evsel->evlist->nr_entries)) { pthread_mutex_unlock(¬es->lock); ui__warning("Not enough memory for annotating '%s' symbol!\n", dl->ops.target.sym->name); diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 7c194b04a2da..bcd5d3e17b85 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -689,7 +689,7 @@ static struct annotated_source *annotated_source__new(void) return src; } -static void annotated_source__delete(struct annotated_source *src) +static __maybe_unused void annotated_source__delete(struct annotated_source *src) { if (src == NULL) return; @@ -729,23 +729,6 @@ static int annotated_source__alloc_histograms(struct annotated_source *src, return src->histograms ? 0 : -1; } -int symbol__alloc_hist(struct symbol *sym) -{ - size_t size = symbol__size(sym); - struct annotation *notes = symbol__annotation(sym); - - notes->src = annotated_source__new(); - if (notes->src == NULL) - return -1; - - if (annotated_source__alloc_histograms(notes->src, size, symbol_conf.nr_events) < 0) { - annotated_source__delete(notes->src); - notes->src = NULL; - return -1; - } - return 0; -} - /* The cycles histogram is lazily allocated. */ static int symbol__alloc_hist_cycles(struct symbol *sym) { @@ -868,7 +851,7 @@ alloc_cycles_hist: return notes->src->cycles_hist; } -static struct annotated_source *symbol__hists(struct symbol *sym, int nr_hists) +struct annotated_source *symbol__hists(struct symbol *sym, int nr_hists) { struct annotation *notes = symbol__annotation(sym); diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h index 2a73f9084930..7ad503fbff74 100644 --- a/tools/perf/util/annotate.h +++ b/tools/perf/util/annotate.h @@ -292,7 +292,7 @@ int addr_map_symbol__account_cycles(struct addr_map_symbol *ams, int hist_entry__inc_addr_samples(struct hist_entry *he, struct perf_sample *sample, struct perf_evsel *evsel, u64 addr); -int symbol__alloc_hist(struct symbol *sym); +struct annotated_source *symbol__hists(struct symbol *sym, int nr_hists); void symbol__annotate_zero_histograms(struct symbol *sym); int symbol__annotate(struct symbol *sym, struct map *map, |