Commit 60ced495 authored Oct 27, 2014 by Paul E. McKenney

rcu: Fix FIXME in rcu_tasks_kthread()

This commit affines rcu_tasks_kthread() to the housekeeping CPUs
in CONFIG_NO_HZ_FULL builds. This is just a default, so systems
administrators are free to put this kthread somewhere else if they wish.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

parent ce36f2f3

kernel/rcu/update.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -531,7 +531,8 @@ static int __noreturn rcu_tasks_kthread(void *arg)
		struct rcu_head *next;
		LIST_HEAD(rcu_tasks_holdouts);

		/* FIXME: Add housekeeping affinity. */
		/* Run on housekeeping CPUs by default. Sysadm can move if desired. */
		housekeeping_affine(current);

		/*
		* Each pass through the following loop makes one check for