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authorKyle McMartin <kyle@redhat.com>2009-03-01 20:41:41 -0500
committerIngo Molnar <mingo@elte.hu>2009-03-02 12:04:01 +0100
commit3e8ebb5c433f016dff5824587436642d87fc2e6c (patch)
treecc6c7cef8faadc1e61f66cf1241863afca722ebb /lib/debugobjects.c
parent778ef1e6cbb049c9bcbf405936ee6f2b6e451892 (diff)
debug_objects: add boot-parameter toggle to turn object debugging off again
While trying to debug why my Atom netbook is falling over booting rawhide debug-enabled kernels, I stumbled across the fact that we've been enabling object debugging by default. However, once you default it to on, you've got no way to turn it back off again at runtime. Add a boolean toggle to turn it off. I would just make it an int module_param, however people may already expect the boolean enable behaviour, so just add an analogue for disabling. Signed-off-by: Kyle McMartin <kyle@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'lib/debugobjects.c')
-rw-r--r--lib/debugobjects.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 5d99be1fd98..90e46fa1272 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -55,7 +55,15 @@ static int __init enable_object_debug(char *str)
debug_objects_enabled = 1;
return 0;
}
+
+static int __init disable_object_debug(char *str)
+{
+ debug_objects_enabled = 0;
+ return 0;
+}
+
early_param("debug_objects", enable_object_debug);
+early_param("no_debug_objects", disable_object_debug);
static const char *obj_states[ODEBUG_STATE_MAX] = {
[ODEBUG_STATE_NONE] = "none",