linux-kernel - [PATCH v2 4/6] perf callchain: Fix srcline printing with inlines

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Message-ID: <20260110082647.1487574-5-irogers@google.com>
Date: Sat, 10 Jan 2026 00:26:45 -0800
From: Ian Rogers <irogers@...gle.com>
To: Tony Jones <tonyj@...e.de>, Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
	James Clark <james.clark@...aro.org>, Howard Chu <howardchu95@...il.com>, 
	Stephen Brennan <stephen.s.brennan@...cle.com>, linux-kernel@...r.kernel.org, 
	linux-perf-users@...r.kernel.org
Subject: [PATCH v2 4/6] perf callchain: Fix srcline printing with inlines

sample__fprintf_callchain was using map__fprintf_srcline which won't
report inline line numbers. Fix by using the srcline from the
callchain and falling back to the map variant.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/util/evsel_fprintf.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/evsel_fprintf.c b/tools/perf/util/evsel_fprintf.c
index 10f1a03c2860..5521d00bff2c 100644
--- a/tools/perf/util/evsel_fprintf.c
+++ b/tools/perf/util/evsel_fprintf.c
@@ -185,8 +185,12 @@ int sample__fprintf_callchain(struct perf_sample *sample, int left_alignment,
 			if (print_dso && (!sym || !sym->inlined))
 				printed += map__fprintf_dsoname_dsoff(map, print_dsoff, addr, fp);
 
-			if (print_srcline)
-				printed += map__fprintf_srcline(map, addr, "\n  ", fp);
+			if (print_srcline) {
+				if (node->srcline)
+					printed += fprintf(fp, "\n  %s", node->srcline);
+				else
+					printed += map__fprintf_srcline(map, addr, "\n  ", fp);
+			}
 
 			if (sym && sym->inlined)
 				printed += fprintf(fp, " (inlined)");
-- 
2.52.0.457.g6b5491de43-goog