Function rte_ring_dequeue_elem

dpdk/lib/ring/rte_ring_elem.h:472–477

* Dequeue one object from a ring. * * This function calls the multi-consumers or the single-consumer * version depending on the default behaviour that was specified at * ring creation time (see flags). * * @param r * A pointer to the ring structure. * @param obj_p * A pointer to the object that will be filled. * @param esize * The size of ring element, in bytes. It must be a multi

 *     dequeued.
 */
static __rte_always_inline int
rte_ring_dequeue_elem(struct rte_ring *r, void *obj_p, unsigned int esize)
{
	return rte_ring_dequeue_bulk_elem(r, obj_p, esize, 1, NULL) ? 0 :
								-ENOENT;
}

/**
 * Enqueue several objects on the ring (multi-producers safe).