diff options
Diffstat (limited to 'kernel/rcu/rcutorture.c')
| -rw-r--r-- | kernel/rcu/rcutorture.c | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c index fbb3e6247443..6b0663801a82 100644 --- a/kernel/rcu/rcutorture.c +++ b/kernel/rcu/rcutorture.c @@ -730,6 +730,33 @@ static struct rcu_torture_ops trivial_ops = { .name = "trivial" }; +/* + * Definitions for rude RCU-tasks torture testing. + */ + +static void rcu_tasks_rude_torture_deferred_free(struct rcu_torture *p) +{ + call_rcu_tasks_rude(&p->rtort_rcu, rcu_torture_cb); +} + +static struct rcu_torture_ops tasks_rude_ops = { + .ttype = RCU_TASKS_RUDE_FLAVOR, + .init = rcu_sync_torture_init, + .readlock = rcu_torture_read_lock_trivial, + .read_delay = rcu_read_delay, /* just reuse rcu's version. */ + .readunlock = rcu_torture_read_unlock_trivial, + .get_gp_seq = rcu_no_completed, + .deferred_free = rcu_tasks_rude_torture_deferred_free, + .sync = synchronize_rcu_tasks_rude, + .exp_sync = synchronize_rcu_tasks_rude, + .call = call_rcu_tasks_rude, + .cb_barrier = rcu_barrier_tasks_rude, + .fqs = NULL, + .stats = NULL, + .irq_capable = 1, + .name = "tasks-rude" +}; + static unsigned long rcutorture_seq_diff(unsigned long new, unsigned long old) { if (!cur_ops->gp_diff) @@ -739,7 +766,7 @@ static unsigned long rcutorture_seq_diff(unsigned long new, unsigned long old) static bool __maybe_unused torturing_tasks(void) { - return cur_ops == &tasks_ops; + return cur_ops == &tasks_ops || cur_ops == &tasks_rude_ops; } /* @@ -2413,7 +2440,7 @@ rcu_torture_init(void) int firsterr = 0; static struct rcu_torture_ops *torture_ops[] = { &rcu_ops, &rcu_busted_ops, &srcu_ops, &srcud_ops, - &busted_srcud_ops, &tasks_ops, &trivial_ops, + &busted_srcud_ops, &tasks_ops, &tasks_rude_ops, &trivial_ops, }; if (!torture_init_begin(torture_type, verbose)) |