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.orgSigned-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>
上级 0693f758
......@@ -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(&notes->lock);
goto out_assign;
}
pthread_mutex_lock(&notes->lock);
if (symbol__alloc_hist(sym) < 0) {
if (!symbol__hists(sym, top->evlist->nr_entries)) {
pthread_mutex_unlock(&notes->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];
......
......@@ -410,7 +410,7 @@ static bool annotate_browser__callq(struct annotate_browser *browser,
notes = symbol__annotation(dl->ops.target.sym);
pthread_mutex_lock(&notes->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(&notes->lock);
ui__warning("Not enough memory for annotating '%s' symbol!\n",
dl->ops.target.sym->name);
......
......@@ -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 @@ static struct cyc_hist *symbol__cycles_hist(struct symbol *sym)
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);
......
......@@ -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,
......
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