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Date:   Tue, 12 Jan 2021 15:04:32 -0800
From:   Ian Rogers <irogers@...gle.com>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        linux-kernel@...r.kernel.org, Andi Kleen <ak@...ux.intel.com>,
        Jin Yao <yao.jin@...ux.intel.com>,
        John Garry <john.garry@...wei.com>,
        Paul Clarke <pc@...ibm.com>, kajoljain <kjain@...ux.ibm.com>
Cc:     Stephane Eranian <eranian@...gle.com>,
        Sandeep Dasgupta <sdasgup@...gle.com>,
        Ian Rogers <irogers@...gle.com>
Subject: [PATCH v7 3/5] perf metric: Rename expr__find_other.

A later change will remove the notion of other, rename the function to
expr__find_ids as this is what it populates.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/tests/expr.c       | 26 +++++++++++++-------------
 tools/perf/tests/pmu-events.c |  9 ++++-----
 tools/perf/util/expr.c        |  4 ++--
 tools/perf/util/expr.h        |  2 +-
 tools/perf/util/metricgroup.c |  2 +-
 tools/perf/util/stat-shadow.c |  6 +++---
 6 files changed, 24 insertions(+), 25 deletions(-)

diff --git a/tools/perf/tests/expr.c b/tools/perf/tests/expr.c
index b0a3b5fd0c00..7ccb97c73347 100644
--- a/tools/perf/tests/expr.c
+++ b/tools/perf/tests/expr.c
@@ -64,25 +64,25 @@ int test__expr(struct test *t __maybe_unused, int subtest __maybe_unused)
 	TEST_ASSERT_VAL("missing operand", ret == -1);
 
 	expr__ctx_clear(ctx);
-	TEST_ASSERT_VAL("find other",
-			expr__find_other("FOO + BAR + BAZ + BOZO", "FOO",
-					 ctx, 1) == 0);
-	TEST_ASSERT_VAL("find other", hashmap__size(ctx->ids) == 3);
-	TEST_ASSERT_VAL("find other", hashmap__find(ctx->ids, "BAR",
+	TEST_ASSERT_VAL("find ids",
+			expr__find_ids("FOO + BAR + BAZ + BOZO", "FOO",
+					ctx, 1) == 0);
+	TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 3);
+	TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "BAR",
 						    (void **)&val_ptr));
-	TEST_ASSERT_VAL("find other", hashmap__find(ctx->ids, "BAZ",
+	TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "BAZ",
 						    (void **)&val_ptr));
-	TEST_ASSERT_VAL("find other", hashmap__find(ctx->ids, "BOZO",
+	TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "BOZO",
 						    (void **)&val_ptr));
 
 	expr__ctx_clear(ctx);
-	TEST_ASSERT_VAL("find other",
-			expr__find_other("EVENT1\\,param\\=?@ + EVENT2\\,param\\=?@",
-					 NULL, ctx, 3) == 0);
-	TEST_ASSERT_VAL("find other", hashmap__size(ctx->ids) == 2);
-	TEST_ASSERT_VAL("find other", hashmap__find(ctx->ids, "EVENT1,param=3/",
+	TEST_ASSERT_VAL("find ids",
+			expr__find_ids("EVENT1\\,param\\=?@ + EVENT2\\,param\\=?@",
+					NULL, ctx, 3) == 0);
+	TEST_ASSERT_VAL("find ids", hashmap__size(ctx->ids) == 2);
+	TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "EVENT1,param=3/",
 						    (void **)&val_ptr));
-	TEST_ASSERT_VAL("find other", hashmap__find(ctx->ids, "EVENT2,param=3/",
+	TEST_ASSERT_VAL("find ids", hashmap__find(ctx->ids, "EVENT2,param=3/",
 						    (void **)&val_ptr));
 
 	expr__ctx_free(ctx);
diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index cf5afd126934..d14a42406549 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c
@@ -502,9 +502,8 @@ static int test_parsing(void)
 			if (!pe->metric_expr)
 				continue;
 			expr__ctx_clear(ctx);
-			if (expr__find_other(pe->metric_expr, NULL, ctx, 0)
-				  < 0) {
-				expr_failure("Parse other failed", map, pe);
+			if (expr__find_ids(pe->metric_expr, NULL, ctx, 0) < 0) {
+				expr_failure("Parse find ids failed", map, pe);
 				ret++;
 				continue;
 			}
@@ -559,8 +558,8 @@ static int metric_parse_fake(const char *str)
 	pr_debug("parsing '%s'\n", str);
 
 	ctx = expr__ctx_new();
-	if (expr__find_other(str, NULL, ctx, 0) < 0) {
-		pr_err("expr__find_other failed\n");
+	if (expr__find_ids(str, NULL, ctx, 0) < 0) {
+		pr_err("expr__find_ids failed\n");
 		return -1;
 	}
 
diff --git a/tools/perf/util/expr.c b/tools/perf/util/expr.c
index 7b1c06772a49..adf16bb7571a 100644
--- a/tools/perf/util/expr.c
+++ b/tools/perf/util/expr.c
@@ -288,8 +288,8 @@ int expr__parse(double *final_val, struct expr_parse_ctx *ctx,
 	return __expr__parse(final_val, ctx, expr, EXPR_PARSE, runtime) ? -1 : 0;
 }
 
-int expr__find_other(const char *expr, const char *one,
-		     struct expr_parse_ctx *ctx, int runtime)
+int expr__find_ids(const char *expr, const char *one,
+		   struct expr_parse_ctx *ctx, int runtime)
 {
 	int ret = __expr__parse(NULL, ctx, expr, EXPR_OTHER, runtime);
 
diff --git a/tools/perf/util/expr.h b/tools/perf/util/expr.h
index 00b941cfe6a6..955d5adb7ca4 100644
--- a/tools/perf/util/expr.h
+++ b/tools/perf/util/expr.h
@@ -43,7 +43,7 @@ int expr__resolve_id(struct expr_parse_ctx *ctx, const char *id,
 		     struct expr_id_data **datap);
 int expr__parse(double *final_val, struct expr_parse_ctx *ctx,
 		const char *expr, int runtime);
-int expr__find_other(const char *expr, const char *one,
+int expr__find_ids(const char *expr, const char *one,
 		struct expr_parse_ctx *ids, int runtime);
 
 double expr_id_data__value(const struct expr_id_data *data);
diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c
index 014c0fd7d670..69cfd717ab05 100644
--- a/tools/perf/util/metricgroup.c
+++ b/tools/perf/util/metricgroup.c
@@ -851,7 +851,7 @@ static int __add_metric(struct list_head *metric_list,
 	 * For both the parent and referenced metrics, we parse
 	 * all the metric's IDs and add it to the parent context.
 	 */
-	if (expr__find_other(pe->metric_expr, NULL, m->pctx, runtime) < 0) {
+	if (expr__find_ids(pe->metric_expr, NULL, m->pctx, runtime) < 0) {
 		if (m->metric_refs_cnt == 0) {
 			expr__ctx_free(m->pctx);
 			free(m);
diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c
index bea7b5c6b1c0..91bb7245f8b1 100644
--- a/tools/perf/util/stat-shadow.c
+++ b/tools/perf/util/stat-shadow.c
@@ -357,9 +357,9 @@ void perf_stat__collect_metric_expr(struct evlist *evsel_list)
 		expr__ctx_clear(ctx);
 		metric_events = counter->metric_events;
 		if (!metric_events) {
-			if (expr__find_other(counter->metric_expr,
-					     counter->name,
-					     ctx, 1) < 0)
+			if (expr__find_ids(counter->metric_expr,
+					   counter->name,
+					   ctx, 1) < 0)
 				continue;
 
 			metric_events = calloc(sizeof(struct evsel *),
-- 
2.30.0.284.gd98b1dd5eaa7-goog

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