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authorJason Wang <jasowang@redhat.com>2016-04-08 13:26:48 +0800
committerDavid S. Miller <davem@davemloft.net>2016-04-08 15:52:45 -0400
commit016adb7260f481168c03e09f785184d6d5278894 (patch)
tree68d381fe97997128bd4f758bcdd2e01e160a0eb4
parent94a57f1f8a9de90ab4b0f8748361ff8be706c80c (diff)
downloadlinux-sh-016adb7260f481168c03e09f785184d6d5278894.tar.gz
tuntap: restore default qdisc
After commit f84bb1eac027 ("net: fix IFF_NO_QUEUE for drivers using alloc_netdev"), default qdisc was changed to noqueue because tuntap does not set tx_queue_len during .setup(). This patch restores default qdisc by setting tx_queue_len in tun_setup(). Fixes: f84bb1eac027 ("net: fix IFF_NO_QUEUE for drivers using alloc_netdev") Cc: Phil Sutter <phil@nwl.cc> Signed-off-by: Jason Wang <jasowang@redhat.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Phil Sutter <phil@nwl.cc> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/tun.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 510e90a6bb26..2c9e45f50edb 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1015,7 +1015,6 @@ static void tun_net_init(struct net_device *dev)
/* Zero header length */
dev->type = ARPHRD_NONE;
dev->flags = IFF_POINTOPOINT | IFF_NOARP | IFF_MULTICAST;
- dev->tx_queue_len = TUN_READQ_SIZE; /* We prefer our own queue length */
break;
case IFF_TAP:
@@ -1027,7 +1026,6 @@ static void tun_net_init(struct net_device *dev)
eth_hw_addr_random(dev);
- dev->tx_queue_len = TUN_READQ_SIZE; /* We prefer our own queue length */
break;
}
}
@@ -1481,6 +1479,8 @@ static void tun_setup(struct net_device *dev)
dev->ethtool_ops = &tun_ethtool_ops;
dev->destructor = tun_free_netdev;
+ /* We prefer our own queue length */
+ dev->tx_queue_len = TUN_READQ_SIZE;
}
/* Trivial set of netlink ops to allow deleting tun or tap