diff options
Diffstat (limited to 'kernel/rcu/Kconfig')
-rw-r--r-- | kernel/rcu/Kconfig | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/rcu/Kconfig b/kernel/rcu/Kconfig index cdc57b4f6d48..3128b7cf8e1f 100644 --- a/kernel/rcu/Kconfig +++ b/kernel/rcu/Kconfig @@ -95,6 +95,7 @@ config TASKS_RUDE_RCU config TASKS_TRACE_RCU def_bool 0 + select IRQ_WORK help This option enables a task-based RCU implementation that uses explicit rcu_read_lock_trace() read-side markers, and allows @@ -188,8 +189,8 @@ config RCU_FAST_NO_HZ config RCU_BOOST bool "Enable RCU priority boosting" - depends on RT_MUTEXES && PREEMPT_RCU && RCU_EXPERT - default n + depends on (RT_MUTEXES && PREEMPT_RCU && RCU_EXPERT) || PREEMPT_RT + default y if PREEMPT_RT help This option boosts the priority of preempted RCU readers that block the current preemptible RCU grace period for too long. |