*
* Copyright (c) 2017,2018 HXT-semitech Corporation.
* Copyright (c) 2007-2009 Kip Macy kmacy@freebsd.org
+ * Copyright (c) 2021 Arm Limited
* All rights reserved.
* Derived from FreeBSD's bufring.h
* Used as BSD-3 Licensed with permission from Kip Macy.
* we need to wait for them to complete
*/
if (!single)
- while (unlikely(ht->tail != old_val))
- rte_pause();
+ rte_wait_until_equal_32(&ht->tail, old_val, __ATOMIC_RELAXED);
__atomic_store_n(&ht->tail, new_val, __ATOMIC_RELEASE);
}
* @param is_sc
* Indicates whether multi-consumer path is needed or not
* @param n
- * The number of elements we will want to enqueue, i.e. how far should the
+ * The number of elements we will want to dequeue, i.e. how far should the
* head be moved
* @param behavior
* RTE_RING_QUEUE_FIXED: Dequeue a fixed number of items from a ring