This private net_device flag can be set by drivers to inform that a
device runs fine without a qdisc attached. This was formerly done by
setting tx_queue_len to zero.
Signed-off-by: Phil Sutter <p...@nwl.cc>
---
include/linux/netdevice.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 607b5f4..7ed6fb0 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1262,6 +1262,7 @@ struct net_device_ops {
* @IFF_LIVE_ADDR_CHANGE: device supports hardware address
* change when it's running
* @IFF_MACVLAN: Macvlan device
+ * @IFF_NO_QUEUE: device can run without qdisc attached
*/
enum netdev_priv_flags {
IFF_802_1Q_VLAN = 1<<0,
@@ -1289,6 +1290,7 @@ enum netdev_priv_flags {
IFF_XMIT_DST_RELEASE_PERM = 1<<22,
IFF_IPVLAN_MASTER = 1<<23,
IFF_IPVLAN_SLAVE = 1<<24,
+ IFF_NO_QUEUE = 1<<25,
};
#define IFF_802_1Q_VLAN IFF_802_1Q_VLAN
@@ -1316,6 +1318,7 @@ enum netdev_priv_flags {
#define IFF_XMIT_DST_RELEASE_PERM IFF_XMIT_DST_RELEASE_PERM
#define IFF_IPVLAN_MASTER IFF_IPVLAN_MASTER
#define IFF_IPVLAN_SLAVE IFF_IPVLAN_SLAVE
+#define IFF_NO_QUEUE IFF_NO_QUEUE
/**
* struct net_device - The DEVICE structure.
--
2.1.2
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