Function rte_reorder_create

dpdk/lib/reorder/rte_reorder.c:154–208

}

struct rte_reorder_buffer*
rte_reorder_create(const char *name, unsigned socket_id, unsigned int size)
{
	struct rte_reorder_buffer *b = NULL;
	struct rte_tailq_entry *te, *te_inserted;

	const unsigned int bufsize = rte_reorder_memory_footprint_get(size);

	/* Check user arguments. */
	if (!rte_is_power_of_2(size)) {
		RTE_LOG(ERR, REORDER, "Invalid reorder buffer size"
				" - Not a power of 2\n");
		rte_errno = EINVAL;
		return NULL;
	}
	if (name == NULL) {
		RTE_LOG(ERR, REORDER, "Invalid reorder buffer name ptr:"
					" NULL\n");
		rte_errno = EINVAL;
		return NULL;
	}

	/* allocate tailq entry */
	te = rte_zmalloc("REORDER_TAILQ_ENTRY", sizeof(*te), 0);
	if (te == NULL) {
		RTE_LOG(ERR, REORDER, "Failed to allocate tailq entry\n");
		rte_errno = ENOMEM;
		return NULL;
	}

	/* Allocate memory to store the reorder buffer structure. */
	b = rte_zmalloc_socket("REORDER_BUFFER", bufsize, 0, socket_id);
	if (b == NULL) {
		RTE_LOG(ERR, REORDER, "Memzone allocation failed\n");
		rte_errno = ENOMEM;
		rte_free(te);
		return NULL;
	} else {
		if (rte_reorder_init(b, bufsize, name, size) == NULL) {
			rte_free(b);
			rte_free(te);
			return NULL;
		}
		te->data = (void *)b;
	}

	te_inserted = rte_reorder_entry_insert(te);
	if (te_inserted != te) {
		rte_free(b);
		rte_free(te);
		return te_inserted->data;
	}

	return b;
}

void
rte_reorder_reset(struct rte_reorder_buffer *b)