From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
James Clark <james.clark@linaro.org>,
Jiri Olsa <jolsa@kernel.org>, Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Clark Williams <williams@redhat.com>,
linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Aaron Tomlin <atomlin@atomlin.com>,
Claude <noreply@anthropic.com>
Subject: [PATCH 2/2] perf trace: Guard __probe_ip suppression with evsel__is_probe()
Date: Mon, 15 Jun 2026 22:31:57 -0300 [thread overview]
Message-ID: <20260616013157.38960-3-acme@kernel.org> (raw)
In-Reply-To: <20260616013157.38960-1-acme@kernel.org>
From: Arnaldo Carvalho de Melo <acme@redhat.com>
trace__fprintf_tp_fields() compares every field name against
"__probe_ip" for all tracepoint events, but this field is only
implicitly added by the Ftrace subsystem to bare dynamic probes.
Add an evsel__is_probe() check before the strcmp so the string
comparison is skipped entirely for non-probe events.
Cc: Aaron Tomlin <atomlin@atomlin.com>
Assisted-by: Claude <noreply@anthropic.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-trace.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index a8492da23a9cc178..57f3f14c5d435805 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -3267,7 +3267,7 @@ static size_t trace__fprintf_tp_fields(struct trace *trace, struct perf_sample *
* If verbose mode is enabled, ensure it is formatted as a
* hexadecimal memory address rather than a signed integer.
*/
- if (!strcmp(field->name, "__probe_ip")) {
+ if (evsel__is_probe(evsel) && !strcmp(field->name, "__probe_ip")) {
if (!verbose)
continue;
--
2.54.0
next prev parent reply other threads:[~2026-06-16 1:32 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-16 1:31 [PATCHES 0/2] perf tools: Add cached probe type detection for evsel Arnaldo Carvalho de Melo
2026-06-16 1:31 ` [PATCH 1/2] perf evsel: Add lazy-initialized probe type detection helpers Arnaldo Carvalho de Melo
2026-06-16 1:31 ` Arnaldo Carvalho de Melo [this message]
2026-06-16 1:54 ` [PATCH 2/2] perf trace: Guard __probe_ip suppression with evsel__is_probe() sashiko-bot
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