rcu: Enable DEBUG_OBJECTS_RCU_HEAD from !PREEMPT
The prohibition of DEBUG_OBJECTS_RCU_HEAD from !PREEMPT was due to the
fixup actions. So just produce a warning from !PREEMPT.
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 93ce6de3..3aa2780 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -337,7 +337,7 @@
config DEBUG_OBJECTS_RCU_HEAD
bool "Debug RCU callbacks objects"
- depends on DEBUG_OBJECTS && PREEMPT
+ depends on DEBUG_OBJECTS
help
Enable this to turn on debugging of RCU list heads (call_rcu() usage).