Commit f60cb4d4 authored by Paul E. McKenney's avatar Paul E. McKenney
Browse files

rcuperf: Add test for dynamically initialized srcu_struct 



This commit adds a perf_type of "srcud", which species that rcuperf
test SRCU on a dynamically initialized srcu_struct.

Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
parent 98953135

kernel/rcu/rcuperf.c

+30 −1
Original line number Diff line number Diff line
@@ -254,6 +254,35 @@ static struct rcu_perf_ops srcu_ops = { 
	.name		= "srcu"

};



static struct srcu_struct srcud;



static void srcu_sync_perf_init(void)

{

	srcu_ctlp = &srcud;

	init_srcu_struct(srcu_ctlp);

}



static void srcu_sync_perf_cleanup(void)

{

	cleanup_srcu_struct(srcu_ctlp);

}



static struct rcu_perf_ops srcud_ops = {

	.ptype		= SRCU_FLAVOR,

	.init		= srcu_sync_perf_init,

	.cleanup	= srcu_sync_perf_cleanup,

	.readlock	= srcu_perf_read_lock,

	.readunlock	= srcu_perf_read_unlock,

	.started	= NULL,

	.completed	= srcu_perf_completed,

	.exp_completed	= srcu_perf_completed,

	.async		= srcu_call_rcu,

	.gp_barrier	= srcu_rcu_barrier,

	.sync		= srcu_perf_synchronize,

	.exp_sync	= srcu_perf_synchronize_expedited,

	.name		= "srcud"

};



/*

 * Definitions for sched perf testing.

 */
@@ -622,7 +651,7 @@ rcu_perf_init(void) 
	long i;

	int firsterr = 0;

	static struct rcu_perf_ops *perf_ops[] = {

		&rcu_ops, &rcu_bh_ops, &srcu_ops, &sched_ops,

		&rcu_ops, &rcu_bh_ops, &srcu_ops, &srcud_ops, &sched_ops,

		RCUPERF_TASKS_OPS

	};