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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2014-07-13 12:00:53 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2014-09-16 10:08:01 -0700
commit9386c0b75dda05f535a10ea1abf1817fe292c81c (patch)
tree85bd2cdd5f2f4c11b94230bce3a1ebb220cfc181 /kernel/rcu/tree.h
parentf4aa84ba24872e3a8e59b58bc8533cae95597f2e (diff)
rcu: Rationalize kthread spawning
Currently, RCU spawns kthreads from several different early_initcall() functions. Although this has served RCU well for quite some time, as more kthreads are added a more deterministic approach is required. This commit therefore causes all of RCU's early-boot kthreads to be spawned from a single early_initcall() function. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org> Tested-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Diffstat (limited to 'kernel/rcu/tree.h')
-rw-r--r--kernel/rcu/tree.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h
index 6a86eb7bac45..a966092fdfd7 100644
--- a/kernel/rcu/tree.h
+++ b/kernel/rcu/tree.h
@@ -572,6 +572,7 @@ static void rcu_preempt_do_callbacks(void);
static int rcu_spawn_one_boost_kthread(struct rcu_state *rsp,
struct rcu_node *rnp);
#endif /* #ifdef CONFIG_RCU_BOOST */
+static void __init rcu_spawn_boost_kthreads(void);
static void rcu_prepare_kthreads(int cpu);
static void rcu_cleanup_after_idle(int cpu);
static void rcu_prepare_for_idle(int cpu);