Commit 3e28e377 authored Oct 05, 2014 by Joe Lawrence Committed by Paul E. McKenney Oct 06, 2014

workqueue: Use cond_resched_rcu_qs macro



Tidy up and use cond_resched_rcu_qs when calling cond_resched and
reporting potential quiescent state to RCU.  Splitting this change in
this way allows easy backporting to -stable for kernel versions not
having cond_resched_rcu_qs().

Signed-off-by: Joe Lawrence <joe.lawrence@stratus.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

parent 789cbbec

kernel/workqueue.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -2046,8 +2046,7 @@ __acquires(&pool->lock)
		* stop_machine. At the same time, report a quiescent RCU state so
		* the same condition doesn't freeze RCU.
		*/
		rcu_note_voluntary_context_switch(current);
		cond_resched();
		cond_resched_rcu_qs();

		spin_lock_irq(&pool->lock);