From: Daniel Lublin Date: Tue, 9 Jul 2024 13:51:57 +0000 (+0200) Subject: Documentation: add reference from dynamic debug to loglevel kernel params X-Git-Tag: v6.11-rc1~124^2~8 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9784f29bf59b2fe7a968be9394afb39a25ac0114;p=thirdparty%2Fkernel%2Flinux.git Documentation: add reference from dynamic debug to loglevel kernel params This is useful information for somebody who has managed to dig into enabling debug output, but is wondering why there is no such output appearing on the console. Signed-off-by: Daniel Lublin Signed-off-by: Jonathan Corbet Link: https://lore.kernel.org/r/4633bdb82c1c7c014d79840887878624a55c59f8.1720533043.git.daniel@lublin.se --- diff --git a/Documentation/admin-guide/dynamic-debug-howto.rst b/Documentation/admin-guide/dynamic-debug-howto.rst index 0e9b48daf6902..7c036590cd07c 100644 --- a/Documentation/admin-guide/dynamic-debug-howto.rst +++ b/Documentation/admin-guide/dynamic-debug-howto.rst @@ -26,6 +26,11 @@ 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 +Documentation/admin-guide/kernel-parameters.rst. + Viewing Dynamic Debug Behaviour ===============================