Function test_pktmbuf_pool

dpdk/app/test/test_mbuf.c:684–719

* test allocation and free of mbufs */

 * test allocation and free of mbufs
 */
static int
test_pktmbuf_pool(struct rte_mempool *pktmbuf_pool)
{
	unsigned i;
	struct rte_mbuf *m[NB_MBUF];
	int ret = 0;

	for (i=0; i<NB_MBUF; i++)
		m[i] = NULL;

	/* alloc NB_MBUF mbufs */
	for (i=0; i<NB_MBUF; i++) {
		m[i] = rte_pktmbuf_alloc(pktmbuf_pool);
		if (m[i] == NULL) {
			printf("rte_pktmbuf_alloc() failed (%u)\n", i);
			ret = -1;
		}
	}
	struct rte_mbuf *extra = NULL;
	extra = rte_pktmbuf_alloc(pktmbuf_pool);
	if(extra != NULL) {
		printf("Error pool not empty");
		ret = -1;
	}
	extra = rte_pktmbuf_clone(m[0], pktmbuf_pool);
	if(extra != NULL) {
		printf("Error pool not empty");
		ret = -1;
	}
	/* free them */
	for (i=0; i<NB_MBUF; i++) {
		rte_pktmbuf_free(m[i]);
	}

	return ret;
}

/*
 * test bulk allocation and bulk free of mbufs