The rcu callback user_update_rcu_disposal() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(user_update_rcu_disposal).
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: David Howells <dhowells@redhat.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
EXPORT_SYMBOL_GPL(user_instantiate);
EXPORT_SYMBOL_GPL(user_instantiate);
-/*
- * dispose of the old data from an updated user defined key
- */
-static void user_update_rcu_disposal(struct rcu_head *rcu)
-{
- struct user_key_payload *upayload;
-
- upayload = container_of(rcu, struct user_key_payload, rcu);
-
- kfree(upayload);
-}
-
/*
* update a user defined key
* - the key's semaphore is write-locked
/*
* update a user defined key
* - the key's semaphore is write-locked
- call_rcu(&zap->rcu, user_update_rcu_disposal);
if (upayload) {
rcu_assign_pointer(key->payload.data, NULL);
if (upayload) {
rcu_assign_pointer(key->payload.data, NULL);
- call_rcu(&upayload->rcu, user_update_rcu_disposal);
+ kfree_rcu(upayload, rcu);