Messages in this thread Patch in this message | | | Date | Tue, 30 Sep 2008 11:28:40 +0800 | From | Lai Jiangshan <> | Subject | [PATCH] markers: let marker_debug as module parameter |
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if we want to enable marker debug output, we have to modify the code and remake/reinstall the kernel in current code.
this patch enable marker_debug to be set when kernel start.
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> --- diff --git a/kernel/marker.c b/kernel/marker.c index 9f76c4a..5d8404f 100644 --- a/kernel/marker.c +++ b/kernel/marker.c @@ -28,8 +28,9 @@ extern struct marker __start___markers[]; extern struct marker __stop___markers[]; -/* Set to 1 to enable marker debug output */ -static const int marker_debug; +static int marker_debug; +module_param(marker_debug, bool, 0); +MODULE_PARM_DESC(marker_debug, "Set to 1 to enable marker debug output"); /* * markers_mutex nests inside module_mutex. Markers mutex protects the builtin
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