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rcu: Enable DEBUG_OBJECTS_RCU_HEAD from !PREEMPT

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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>
This commit is contained in:
Mathieu Desnoyers
2011-02-23 09:42:14 -08:00
committed by Paul E. McKenney
parent 5ece5bab3e
commit fc2ecf7ec7
2 changed files with 22 additions and 6 deletions
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lib/Kconfig.debug
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@@ -337,7 +337,7 @@ config DEBUG_OBJECTS_WORK
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).