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Commit e3f8d378 authored by Paul E. McKenney's avatar Paul E. McKenney
Browse files

rcu: Test srcu_barrier() from rcutorture test suite 



SRCU now has a call_srcu() and an srcu_barrier(), but rcutorture does not
test them.  This commit adds the machinery to allow rcutorture's existing
tests for call_rcu() and rcu_barrier() to apply to the SRCU equivalents.

Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: default avatarJosh Triplett <josh@joshtriplett.org>
parent 751a68b2

kernel/rcutorture.c

+13 −2
Original line number Diff line number Diff line
@@ -635,6 +635,17 @@ static void srcu_torture_synchronize(void) 
	synchronize_srcu(&srcu_ctl);

}



static void srcu_torture_call(struct rcu_head *head,

			      void (*func)(struct rcu_head *head))

{

	call_srcu(&srcu_ctl, head, func);

}



static void srcu_torture_barrier(void)

{

	srcu_barrier(&srcu_ctl);

}



static int srcu_torture_stats(char *page)

{

	int cnt = 0;
@@ -661,8 +672,8 @@ static struct rcu_torture_ops srcu_ops = { 
	.completed	= srcu_torture_completed,

	.deferred_free	= srcu_torture_deferred_free,

	.sync		= srcu_torture_synchronize,

	.call		= NULL,

	.cb_barrier	= NULL,

	.call		= srcu_torture_call,

	.cb_barrier	= srcu_torture_barrier,

	.stats		= srcu_torture_stats,

	.name		= "srcu"

};