rcu_read_lock();
params = rcu_dereference(s->memcg_params);
- cachep = params->memcg_caches[idx];
- rcu_read_unlock();
/*
* Make sure we will access the up-to-date value. The code updating
* memcg_caches issues a write barrier to match this (see
* memcg_register_cache()).
*/
- smp_read_barrier_depends();
+ cachep = lockless_dereference(params->memcg_caches[idx]);
+ rcu_read_unlock();
+
return cachep;
}
#endif
+void *slab_start(struct seq_file *m, loff_t *pos);
void *slab_next(struct seq_file *m, void *p, loff_t *pos);
void slab_stop(struct seq_file *m, void *p);