[PATCH 2/2] Documentation/rtla: Document --stack-format option

From: Tomas Glozar

Date: Mon Jan 19 2026 - 06:53:15 EST


Add documentation for --stack-format option of rtla-timerlat into its
common options.

Signed-off-by: Tomas Glozar <tglozar@xxxxxxxxxx>
---
Documentation/tools/rtla/common_timerlat_options.txt | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/Documentation/tools/rtla/common_timerlat_options.txt b/Documentation/tools/rtla/common_timerlat_options.txt
index 07a285fcf7cf..ab159b2cbfe7 100644
--- a/Documentation/tools/rtla/common_timerlat_options.txt
+++ b/Documentation/tools/rtla/common_timerlat_options.txt
@@ -83,3 +83,15 @@

**Note**: BPF actions require BPF support to be available. If BPF is not available
or disabled, the tool falls back to tracefs mode and BPF actions are not supported.
+
+**--stack-format** *format*
+
+ Adjust the format of the stack trace printed during auto-analysis.
+
+ The supported values for *format* are:
+
+ * **truncate** Print the stack trace up to the first unknown address (default).
+ * **skip** Skip unknown addresses.
+ * **full** Print the entire stack trace, including unknown addresses.
+
+ For unknown addresses, the raw pointer is printed.
--
2.52.0