linux-kernel - [PATCH v1 03/23] perf record: Disable inline frames when marking build IDs

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Message-ID: <20260117052849.2205545-4-irogers@google.com>
Date: Fri, 16 Jan 2026 21:28:29 -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>, Namhyung Kim <namhyung@...nel.org>, Jiri Olsa <jolsa@...nel.org>, 
	Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
	James Clark <james.clark@...aro.org>, John Garry <john.g.garry@...cle.com>, 
	Will Deacon <will@...nel.org>, Leo Yan <leo.yan@...ux.dev>, Guo Ren <guoren@...nel.org>, 
	Paul Walmsley <pjw@...nel.org>, Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
	Alexandre Ghiti <alex@...ti.fr>, Shimin Guo <shimin.guo@...dio.com>, 
	Athira Rajeev <atrajeev@...ux.ibm.com>, Stephen Brennan <stephen.s.brennan@...cle.com>, 
	Howard Chu <howardchu95@...il.com>, Thomas Falcon <thomas.falcon@...el.com>, 
	Andi Kleen <ak@...ux.intel.com>, "Dr. David Alan Gilbert" <linux@...blig.org>, 
	Dmitry Vyukov <dvyukov@...gle.com>, 
	"Krzysztof Łopatowski" <krzysztof.m.lopatowski@...il.com>, Chun-Tse Shao <ctshao@...gle.com>, 
	Aditya Bodkhe <aditya.b1@...ux.ibm.com>, Haibo Xu <haibo1.xu@...el.com>, 
	Sergei Trofimovich <slyich@...il.com>, linux-kernel@...r.kernel.org, 
	linux-perf-users@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
	linux-csky@...r.kernel.org, linux-riscv@...ts.infradead.org, 
	Mark Wielaard <mark@...mp.org>
Subject: [PATCH v1 03/23] perf record: Disable inline frames when marking
 build IDs

Marking DSOs doesn't need inline frames traversing as the inline
frames are all part of the same DSO. Disable to improve performance
and also to avoid potential issues with dwarf information.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/builtin-record.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 003e47a4fc1d..663ca3a03396 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -1509,6 +1509,8 @@ static int process_buildids(struct record *rec)
 	if (perf_data__size(&rec->data) == 0)
 		return 0;
 
+	/* A single DSO is needed and not all inline frames. */
+	symbol_conf.inline_name = false;
 	/*
 	 * During this process, it'll load kernel map and replace the
 	 * dso->long_name to a real pathname it found.  In this case
@@ -1519,7 +1521,6 @@ static int process_buildids(struct record *rec)
 	 *   $HOME/.debug/.build-id/f0/6e17aa50adf4d00b88925e03775de107611551
 	 */
 	symbol_conf.ignore_vmlinux_buildid = true;
-
 	/*
 	 * If --buildid-all is given, it marks all DSO regardless of hits,
 	 * so no need to process samples. But if timestamp_boundary is enabled,
-- 
2.52.0.457.g6b5491de43-goog