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authorJason Wang <jasowang@redhat.com>2016-04-08 13:26:48 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-04-20 15:42:06 +0900
commit9daaadbe7ba903615811fdad3e50150eef8e222e (patch)
tree02b52866bae93c4f57193aae97f597cb9ea52f55 /drivers/net/tun.c
parente137eeb38d2431ded3ec1aff84183258f1dd4162 (diff)
tuntap: restore default qdisc
[ Upstream commit 016adb7260f481168c03e09f785184d6d5278894 ] 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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/tun.c')
-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 9bc7b0c7d471..2d186bd66d43 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1001,7 +1001,6 @@ 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:
@@ -1013,7 +1012,6 @@ 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;
}
}
@@ -1464,6 +1462,8 @@ 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