Now every time a KNI interface goes up, its ethernet address is overwritten.
After this patch ethernet address is assigned only once, at initialization
time.
Suggested-by: Sergey Balabanov <balabanovsv at ecotelecom.ru>
Signed-off-by: Igor Ryzhov <iryzhov at nfware.com>
---
lib/librte_eal/linuxapp/kni/kni_misc.c | 10 ++++++++++
lib/librte_eal/linuxapp/kni/kni_net.c | 9 ---------
2 files changed, 10 insertions(+), 9 deletions(-)
diff --git a/lib/librte_eal/linuxapp/kni/kni_misc.c
b/lib/librte_eal/linuxapp/kni/kni_misc.c
index ae8133f..45bcf32 100644
--- a/lib/librte_eal/linuxapp/kni/kni_misc.c
+++ b/lib/librte_eal/linuxapp/kni/kni_misc.c
@@ -26,6 +26,7 @@
#include <linux/module.h>
#include <linux/miscdevice.h>
#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
#include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/rwsem.h>
@@ -542,6 +543,15 @@ kni_ioctl_create(struct net *net,
if (pci)
pci_dev_put(pci);
+ if (kni->lad_dev)
+ memcpy(dev->dev_addr, kni->lad_dev->dev_addr, ETH_ALEN);
+ else
+ /*
+ * Generate random mac address. eth_random_addr() is the newer
+ * version of generating mac address in linux kernel.
+ */
+ random_ether_addr(dev->dev_addr);
+
ret = register_netdev(net_dev);
if (ret) {
KNI_ERR("error %i registering device \"%s\"\n",
diff --git a/lib/librte_eal/linuxapp/kni/kni_net.c
b/lib/librte_eal/linuxapp/kni/kni_net.c
index cfa8339..3d2d246 100644
--- a/lib/librte_eal/linuxapp/kni/kni_net.c
+++ b/lib/librte_eal/linuxapp/kni/kni_net.c
@@ -69,15 +69,6 @@ kni_net_open(struct net_device *dev)
struct rte_kni_request req;
struct kni_dev *kni = netdev_priv(dev);
- if (kni->lad_dev)
- memcpy(dev->dev_addr, kni->lad_dev->dev_addr, ETH_ALEN);
- else
- /*
- * Generate random mac address. eth_random_addr() is the newer
- * version of generating mac address in linux kernel.
- */
- random_ether_addr(dev->dev_addr);
-
netif_start_queue(dev);
memset(&req, 0, sizeof(req));
--
2.6.4
