/* Initialize DPDK link layer.
*
* No need to free any memory on shutdown as memory is owned by datapath.
*/
int
dpdk_link_init(void)
{
DPDK_DEBUG()
reply_ring = rte_ring_lookup(VSWITCHD_REPLY_RING_NAME);
if (reply_ring == NULL) {
rte_exit(EXIT_FAILURE, "Cannot get reply ring - is datapath running?\n");
}
message_ring = rte_ring_lookup(VSWITCHD_MESSAGE_RING_NAME);
if (message_ring == NULL) {
rte_exit(EXIT_FAILURE, "Cannot get message ring - is datapath running?\n");
}
packet_ring = rte_ring_lookup(VSWITCHD_PACKET_RING_NAME);
if (packet_ring == NULL) {
rte_exit(EXIT_FAILURE,
"Cannot get packet packet ring - is datapath running?\n");
}
mp = rte_mempool_lookup(PKTMBUF_POOL_NAME);
if (mp == NULL) {
rte_exit(EXIT_FAILURE,
"Cannot get mempool for mbufs - is datapath running?\n");
}
return 0;
}
static void
dpif_dpdk_close(struct dpif *dpif_)
{
dpif_assert_class(dpif_, &dpif_dpdk_class);
DPDK_DEBUG()
free(dpif_);
}