linux-kernel - [PATCH v1 2/2] perf docs: Add documentation for --force-btf option

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Message-ID: <20241123005512.342079-3-howardchu95@gmail.com>
Date: Fri, 22 Nov 2024 16:55:11 -0800
From: Howard Chu <howardchu95@...il.com>
To: peterz@...radead.org
Cc: mingo@...hat.com,
	acme@...nel.org,
	namhyung@...nel.org,
	mark.rutland@....com,
	alexander.shishkin@...ux.intel.com,
	jolsa@...nel.org,
	irogers@...gle.com,
	adrian.hunter@...el.com,
	kan.liang@...ux.intel.com,
	linux-perf-users@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Howard Chu <howardchu95@...il.com>
Subject: [PATCH v1 2/2] perf docs: Add documentation for --force-btf option

The --force-btf option is intended for debugging purposes and is
currently undocumented. Add documentation for it.

Signed-off-by: Howard Chu <howardchu95@...il.com>
---
 tools/perf/Documentation/perf-trace.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/perf/Documentation/perf-trace.txt b/tools/perf/Documentation/perf-trace.txt
index 6e0cc50bbc13..529081599cc7 100644
--- a/tools/perf/Documentation/perf-trace.txt
+++ b/tools/perf/Documentation/perf-trace.txt
@@ -241,6 +241,9 @@ the thread executes on the designated CPUs. Default is to monitor all CPUs.
 	printing using the existing 'perf trace' syscall arg beautifiers to map integer
 	arguments to strings (pid to comm, syscall id to syscall name, etc).
 
+--force-btf::
+	Use btf_dump to pretty print syscall argument data, instead of using hand-crafted pretty printers.
+
 
 PAGEFAULTS
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-- 
2.43.0