GitHub-Mirror/Star64_linux
2
0
Fork 0
mirror of https://github.com/Fishwaldo/Star64_linux.git synced 2025-03-30 19:15:14 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

rcu: Add rcutorture tests for srcu_read_lock_raw()

Browse source 
This commit adds simple rcutorture tests for srcu_read_lock_raw() and
srcu_read_unlock_raw().  It does not test doing srcu_read_lock_raw()
in an exception handler and releasing it in the corresponding process
context.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Paul E. McKenney 2011-12-05 15:36:31 -08:00
parent f220242af9
commit 101db7b41d
1 changed files with 25 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

26
kernel/rcutorture.c
View file

@ -632,6 +632,30 @@ static struct rcu_torture_ops srcu_ops = {
.name = "srcu" .name = "srcu"
}; };
static int srcu_torture_read_lock_raw(void) __acquires(&srcu_ctl)
{
return srcu_read_lock_raw(&srcu_ctl);
}
static void srcu_torture_read_unlock_raw(int idx) __releases(&srcu_ctl)
{
srcu_read_unlock_raw(&srcu_ctl, idx);
}
static struct rcu_torture_ops srcu_raw_ops = {
.init = srcu_torture_init,
.cleanup = srcu_torture_cleanup,
.readlock = srcu_torture_read_lock_raw,
.read_delay = srcu_read_delay,
.readunlock = srcu_torture_read_unlock_raw,
.completed = srcu_torture_completed,
.deferred_free = rcu_sync_torture_deferred_free,
.sync = srcu_torture_synchronize,
.cb_barrier = NULL,
.stats = srcu_torture_stats,
.name = "srcu_raw"
};
static void srcu_torture_synchronize_expedited(void) static void srcu_torture_synchronize_expedited(void)
{ {
synchronize_srcu_expedited(&srcu_ctl); synchronize_srcu_expedited(&srcu_ctl);
@ -1591,7 +1615,7 @@ rcu_torture_init(void)
static struct rcu_torture_ops *torture_ops[] = static struct rcu_torture_ops *torture_ops[] =
{ &rcu_ops, &rcu_sync_ops, &rcu_expedited_ops, { &rcu_ops, &rcu_sync_ops, &rcu_expedited_ops,
&rcu_bh_ops, &rcu_bh_sync_ops, &rcu_bh_expedited_ops, &rcu_bh_ops, &rcu_bh_sync_ops, &rcu_bh_expedited_ops,
&srcu_ops, &srcu_expedited_ops, &srcu_ops, &srcu_raw_ops, &srcu_expedited_ops,
&sched_ops, &sched_sync_ops, &sched_expedited_ops, }; &sched_ops, &sched_sync_ops, &sched_expedited_ops, };
mutex_lock(&fullstop_mutex); mutex_lock(&fullstop_mutex);