diff options
Diffstat (limited to 'kernel/rcu/srcutree.c')
| -rw-r--r-- | kernel/rcu/srcutree.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c index 5fdbde687feb..6833d8887181 100644 --- a/kernel/rcu/srcutree.c +++ b/kernel/rcu/srcutree.c @@ -772,9 +772,9 @@ static bool srcu_might_be_idle(struct srcu_struct *ssp) spin_unlock_irqrestore_rcu_node(sdp, flags); /* - * No local callbacks, so probabalistically probe global state. + * No local callbacks, so probabilistically probe global state. * Exact information would require acquiring locks, which would - * kill scalability, hence the probabalistic nature of the probe. + * kill scalability, hence the probabilistic nature of the probe. */ /* First, see if enough time has passed since the last GP. */ @@ -995,6 +995,9 @@ EXPORT_SYMBOL_GPL(synchronize_srcu_expedited); * synchronize_srcu(), srcu_read_lock(), and srcu_read_unlock() are * passed the same srcu_struct structure. * + * Implementation of these memory-ordering guarantees is similar to + * that of synchronize_rcu(). + * * If SRCU is likely idle, expedite the first request. This semantic * was provided by Classic SRCU, and is relied upon by its users, so TREE * SRCU must also provide it. Note that detecting idleness is heuristic |