linux-kernel - [PATCH] Documentation: add reference from dynamic debug to loglevel kernel params

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Message-ID: <4c1da56d2f123af8566744ab61c9d41e0b32de64.1720518466.git.daniel@lublin.se>
Date: Tue,  9 Jul 2024 11:49:10 +0200
From: Daniel Lublin <daniel@...lin.se>
To: Jonathan Corbet <corbet@....net>
Cc: Daniel Lublin <daniel@...lin.se>,
	linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] Documentation: add reference from dynamic debug to loglevel kernel params

Signed-off-by: Daniel Lublin <daniel@...lin.se>
---
 Documentation/admin-guide/dynamic-debug-howto.rst | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/admin-guide/dynamic-debug-howto.rst b/Documentation/admin-guide/dynamic-debug-howto.rst
index 0e9b48daf690..7e55097e559d 100644
--- a/Documentation/admin-guide/dynamic-debug-howto.rst
+++ b/Documentation/admin-guide/dynamic-debug-howto.rst
@@ -26,6 +26,12 @@ Dynamic debug provides:
    - format string
    - class name (as known/declared by each module)
 
+NOTE: To actually get the debug-print output on the console, you may
+need to adjust the kernel ``loglevel=``, or use ``ignore_loglevel``.
+Read about these kernel parameters in
+:ref:`Documentation/admin-guide/kernel-parameters.rst
+<kernelparameters>`.
+
 Viewing Dynamic Debug Behaviour
 ===============================
 
-- 
2.45.2