linux-kernel - [PATCH v5 2/3] perf: add helper map__fprintf_dsoname

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Message-ID: <20230418031825.1262579-3-changbin.du@huawei.com>
Date:   Tue, 18 Apr 2023 11:18:24 +0800
From:   Changbin Du <changbin.du@...wei.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>
CC:     Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        <linux-perf-users@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Hui Wang <hw.huiwang@...wei.com>,
        Changbin Du <changbin.du@...wei.com>
Subject: [PATCH v5 2/3] perf: add helper map__fprintf_dsoname_dsoff

This adds a helper function map__fprintf_dsoname_dsoff() to print dsoname
with optional dso offset.

Suggested-by: Adrian Hunter <adrian.hunter@...el.com>
Signed-off-by: Changbin Du <changbin.du@...wei.com>
---
 tools/perf/util/map.c | 13 +++++++++++++
 tools/perf/util/map.h |  1 +
 2 files changed, 14 insertions(+)

diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index d81b6ca18ee9..7da96b41100f 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -445,6 +445,19 @@ size_t map__fprintf_dsoname(struct map *map, FILE *fp)
 	return fprintf(fp, "%s", dsoname);
 }
 
+size_t map__fprintf_dsoname_dsoff(struct map *map, bool print_off, u64 addr, FILE *fp)
+{
+	int printed = 0;
+
+	printed += fprintf(fp, " (");
+	printed += map__fprintf_dsoname(map, fp);
+	if (print_off && map && map__dso(map) && !map__dso(map)->kernel)
+		printed += fprintf(fp, "+0x%" PRIx64, addr);
+	printed += fprintf(fp, ")");
+
+	return printed;
+}
+
 char *map__srcline(struct map *map, u64 addr, struct symbol *sym)
 {
 	if (map == NULL)
diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h
index f89ab7c2d327..4cca211b6e66 100644
--- a/tools/perf/util/map.h
+++ b/tools/perf/util/map.h
@@ -175,6 +175,7 @@ static inline void __map__zput(struct map **map)
 
 size_t map__fprintf(struct map *map, FILE *fp);
 size_t map__fprintf_dsoname(struct map *map, FILE *fp);
+size_t map__fprintf_dsoname_dsoff(struct map *map, bool print_off, u64 addr, FILE *fp);
 char *map__srcline(struct map *map, u64 addr, struct symbol *sym);
 int map__fprintf_srcline(struct map *map, u64 addr, const char *prefix,
 			 FILE *fp);
-- 
2.25.1