[dpdk-dev] [PATCH 4/6] net/tap: keep kernel-assigned MAC address
Pascal Mazon
pascal.mazon at 6wind.com
Tue Jan 31 10:42:56 CET 2017
There's no point in having a different internal MAC address than the one
provided by the kernel when creating the netdevice.
Signed-off-by: Pascal Mazon <pascal.mazon at 6wind.com>
---
drivers/net/tap/rte_eth_tap.c | 22 ----------------------
1 file changed, 22 deletions(-)
diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c
index 3d15031008c6..f8b07b4a8fa1 100644
--- a/drivers/net/tap/rte_eth_tap.c
+++ b/drivers/net/tap/rte_eth_tap.c
@@ -552,28 +552,6 @@ pmd_mac_address(int fd, struct rte_eth_dev *dev, struct ether_addr *addr)
return -1;
}
- /* Set the host based MAC address to this special MAC format */
- ifr.ifr_hwaddr.sa_data[0] = 'T';
- ifr.ifr_hwaddr.sa_data[1] = 'a';
- ifr.ifr_hwaddr.sa_data[2] = 'p';
- ifr.ifr_hwaddr.sa_data[3] = '-';
- ifr.ifr_hwaddr.sa_data[4] = dev->data->port_id;
- ifr.ifr_hwaddr.sa_data[5] = dev->data->numa_node;
- if (ioctl(fd, SIOCSIFHWADDR, &ifr) == -1) {
- RTE_LOG(ERR, PMD, "%s: ioctl failed (SIOCSIFHWADDR) (%s)\n",
- dev->data->name, ifr.ifr_name);
- return -1;
- }
-
- /* Set the local application MAC address, needs to be different then
- * the host based MAC address.
- */
- ifr.ifr_hwaddr.sa_data[0] = 'd';
- ifr.ifr_hwaddr.sa_data[1] = 'n';
- ifr.ifr_hwaddr.sa_data[2] = 'e';
- ifr.ifr_hwaddr.sa_data[3] = 't';
- ifr.ifr_hwaddr.sa_data[4] = dev->data->port_id;
- ifr.ifr_hwaddr.sa_data[5] = dev->data->numa_node;
rte_memcpy(addr, ifr.ifr_hwaddr.sa_data, ETH_ALEN);
return 0;
--
2.8.0.rc0
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