perf hists: Rename __hists__add_entry to hists__add_entry

There's no reason we should suffer the '__' prefix for the base global
function.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1465928361-2442-12-git-send-email-jolsa@kernel.orgSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/builtin-annotate.c

@@ -75,7 +75,7 @@ static int perf_evsel__add_sample(struct perf_evsel *evsel,
 	sample->period = 1;
 	sample->weight = 1;
 
-	he = __hists__add_entry(hists, al, NULL, NULL, NULL, sample, true);
+	he = hists__add_entry(hists, al, NULL, NULL, NULL, sample, true);
 	if (he == NULL)
 		return -ENOMEM;
 

tools/perf/builtin-diff.c

@@ -310,16 +310,6 @@ static int formula_fprintf(struct hist_entry *he, struct hist_entry *pair,
 	return -1;
 }
 
-static int hists__add_entry(struct hists *hists,
-			    struct addr_location *al,
-			    struct perf_sample *sample)
-{
-	if (__hists__add_entry(hists, al, NULL, NULL, NULL,
-			       sample, true) != NULL)
-		return 0;
-	return -ENOMEM;
-}
-
 static int diff__process_sample_event(struct perf_tool *tool __maybe_unused,
 				      union perf_event *event,
 				      struct perf_sample *sample,
@@ -336,7 +326,7 @@ static int diff__process_sample_event(struct perf_tool *tool __maybe_unused,
 		return -1;
 	}
 
-	if (hists__add_entry(hists, &al, sample)) {
+	if (!hists__add_entry(hists, &al, NULL, NULL, NULL, sample, true)) {
 		pr_warning("problem incrementing symbol period, skipping event\n");
 		goto out_put;
 	}

tools/perf/tests/hists_link.c

@@ -84,7 +84,7 @@ static int add_hist_entries(struct perf_evlist *evlist, struct machine *machine)
 			if (machine__resolve(machine, &al, &sample) < 0)
 				goto out;
 
-			he = __hists__add_entry(hists, &al, NULL,
+			he = hists__add_entry(hists, &al, NULL,
 						NULL, NULL, &sample, true);
 			if (he == NULL) {
 				addr_location__put(&al);
@@ -103,7 +103,7 @@ static int add_hist_entries(struct perf_evlist *evlist, struct machine *machine)
 			if (machine__resolve(machine, &al, &sample) < 0)
 				goto out;
 
-			he = __hists__add_entry(hists, &al, NULL,
+			he = hists__add_entry(hists, &al, NULL,
 						NULL, NULL, &sample, true);
 			if (he == NULL) {
 				addr_location__put(&al);

tools/perf/util/hist.c

@@ -531,7 +531,7 @@ static struct hist_entry *hists__findnew_entry(struct hists *hists,
 	return he;
 }
 
-struct hist_entry *__hists__add_entry(struct hists *hists,
+struct hist_entry *hists__add_entry(struct hists *hists,
 				    struct addr_location *al,
 				    struct symbol *sym_parent,
 				    struct branch_info *bi,
@@ -622,7 +622,7 @@ iter_add_single_mem_entry(struct hist_entry_iter *iter, struct addr_location *al
 	 */
 	sample->period = cost;
 
-	he = __hists__add_entry(hists, al, iter->parent, NULL, mi,
+	he = hists__add_entry(hists, al, iter->parent, NULL, mi,
 			      sample, true);
 	if (!he)
 		return -ENOMEM;
@@ -727,7 +727,7 @@ iter_add_next_branch_entry(struct hist_entry_iter *iter, struct addr_location *a
 	sample->period = 1;
 	sample->weight = bi->flags.cycles ? bi->flags.cycles : 1;
 
-	he = __hists__add_entry(hists, al, iter->parent, &bi[i], NULL,
+	he = hists__add_entry(hists, al, iter->parent, &bi[i], NULL,
 			      sample, true);
 	if (he == NULL)
 		return -ENOMEM;
@@ -764,7 +764,7 @@ iter_add_single_normal_entry(struct hist_entry_iter *iter, struct addr_location
 	struct perf_sample *sample = iter->sample;
 	struct hist_entry *he;
 
-	he = __hists__add_entry(evsel__hists(evsel), al, iter->parent, NULL, NULL,
+	he = hists__add_entry(evsel__hists(evsel), al, iter->parent, NULL, NULL,
 			      sample, true);
 	if (he == NULL)
 		return -ENOMEM;
@@ -825,7 +825,7 @@ iter_add_single_cumulative_entry(struct hist_entry_iter *iter,
 	struct hist_entry *he;
 	int err = 0;
 
-	he = __hists__add_entry(hists, al, iter->parent, NULL, NULL,
+	he = hists__add_entry(hists, al, iter->parent, NULL, NULL,
 			      sample, true);
 	if (he == NULL)
 		return -ENOMEM;
@@ -900,7 +900,7 @@ iter_add_next_cumulative_entry(struct hist_entry_iter *iter,
 		}
 	}
 
-	he = __hists__add_entry(evsel__hists(evsel), al, iter->parent, NULL, NULL,
+	he = hists__add_entry(evsel__hists(evsel), al, iter->parent, NULL, NULL,
 			      sample, false);
 	if (he == NULL)
 		return -ENOMEM;

tools/perf/util/hist.h

@@ -120,7 +120,7 @@ extern const struct hist_iter_ops hist_iter_branch;
 extern const struct hist_iter_ops hist_iter_mem;
 extern const struct hist_iter_ops hist_iter_cumulative;
 
-struct hist_entry *__hists__add_entry(struct hists *hists,
+struct hist_entry *hists__add_entry(struct hists *hists,
 				    struct addr_location *al,
 				    struct symbol *parent,
 				    struct branch_info *bi,