From: Ankur Arora ankur.a.arora@oracle.com
rcu_all_qs() is defined for !CONFIG_PREEMPT_RCU but the declaration is conditioned on CONFIG_PREEMPTION.
With CONFIG_PREEMPT_LAZY, CONFIG_PREEMPTION=y does not imply CONFIG_PREEMPT_RCU=y.
Decouple the two.
Cc: Paul E. McKenney paulmck@kernel.org Reviewed-by: Frederic Weisbecker frederic@kernel.org Reviewed-by: Sebastian Andrzej Siewior bigeasy@linutronix.de Signed-off-by: Ankur Arora ankur.a.arora@oracle.com Signed-off-by: Paul E. McKenney paulmck@kernel.org Signed-off-by: Boqun Feng boqun.feng@gmail.com --- include/linux/rcutree.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index 27d86d912781..aad586f15ed0 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -103,7 +103,7 @@ extern int rcu_scheduler_active; void rcu_end_inkernel_boot(void); bool rcu_inkernel_boot_has_ended(void); bool rcu_is_watching(void); -#ifndef CONFIG_PREEMPTION +#ifndef CONFIG_PREEMPT_RCU void rcu_all_qs(void); #endif