+static void
+dma_unmap_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused,
+ struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused)
+{
+ uint16_t pid = 0;
+ int ret;
+
+ RTE_ETH_FOREACH_DEV(pid) {
+ struct rte_eth_dev *dev =
+ &rte_eth_devices[pid];
+
+ ret = rte_dev_dma_unmap(dev->device, memhdr->addr, 0,
+ memhdr->len);
+ if (ret) {
+ TESTPMD_LOG(DEBUG,
+ "unable to DMA unmap addr 0x%p "
+ "for device %s\n",
+ memhdr->addr, dev->data->name);
+ }
+ }
+ ret = rte_extmem_unregister(memhdr->addr, memhdr->len);
+ if (ret) {
+ TESTPMD_LOG(DEBUG,
+ "unable to un-register addr 0x%p\n", memhdr->addr);
+ }
+}
+
+static void
+dma_map_cb(struct rte_mempool *mp __rte_unused, void *opaque __rte_unused,
+ struct rte_mempool_memhdr *memhdr, unsigned mem_idx __rte_unused)
+{
+ uint16_t pid = 0;
+ size_t page_size = sysconf(_SC_PAGESIZE);
+ int ret;
+
+ ret = rte_extmem_register(memhdr->addr, memhdr->len, NULL, 0,
+ page_size);
+ if (ret) {
+ TESTPMD_LOG(DEBUG,
+ "unable to register addr 0x%p\n", memhdr->addr);
+ return;
+ }
+ RTE_ETH_FOREACH_DEV(pid) {
+ struct rte_eth_dev *dev =
+ &rte_eth_devices[pid];
+
+ ret = rte_dev_dma_map(dev->device, memhdr->addr, 0,
+ memhdr->len);
+ if (ret) {
+ TESTPMD_LOG(DEBUG,
+ "unable to DMA map addr 0x%p "
+ "for device %s\n",
+ memhdr->addr, dev->data->name);
+ }
+ }
+}