[PATCH v2 18/18] Documentation/kernel-parameters: Add trace_remote

From: Vincent Donnefort

Date: Fri Jun 05 2026 - 12:50:42 EST


The trace_remote parameter allows to configure a trace remote on
registration. The syntax is similar to trace_instance.

Signed-off-by: Vincent Donnefort <vdonnefort@xxxxxxxxxx>

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 97007f4f69d4..d379fec5e81c 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -7792,6 +7792,25 @@ Kernel parameters
See also Documentation/trace/ftrace.rst "trace options"
section.

+ trace_remote=[remote-info]
+ [FTRACE] Configure a trace remote instance at boot.
+ Format: <name>[^option1[^option2...]][,event1[,event2...]]
+
+ Supported options:
+
+ dump_on_panic - Enable dumping the trace buffer on
+ panic.
+ dmesg - Redirect tracing output to dmesg.
+ buf_size=<size> - Set the trace buffer size (e.g. 2M).
+ poll=<ms> - Set the trace remote polling interval
+ in milliseconds.
+
+ Events are a comma-separated list of events to enable.
+ If events are specified, tracing is automatically enabled.
+
+ Multiple remotes can be configured by specifying this
+ parameter multiple times.
+
trace_trigger=[trigger-list]
[FTRACE] Add an event trigger on specific events.
Set a trigger on top of a specific event, with an optional
--
2.54.0.1032.g2f8565e1d1-goog