tuntap: introduce multiqueue flags

Add flags to be used by creating multiqueue tuntap device.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/uapi/linux/if_tun.h b/include/uapi/linux/if_tun.h
index 25a585c..8ef3a87 100644 (file)
--- a/include/uapi/linux/if_tun.h
+++ b/include/uapi/linux/if_tun.h
@@ -34,6 +34,7 @@
 #define TUN_ONE_QUEUE  0x0080
 #define TUN_PERSIST    0x0100  
 #define TUN_VNET_HDR   0x0200
+#define TUN_TAP_MQ      0x0400
 
 /* Ioctl defines */
 #define TUNSETNOCSUM  _IOW('T', 200, int) 
@@ -61,6 +62,7 @@
 #define IFF_ONE_QUEUE  0x2000
 #define IFF_VNET_HDR   0x4000
 #define IFF_TUN_EXCL   0x8000
+#define IFF_MULTI_QUEUE 0x0100
 
 /* Features for GSO (TUNSETOFFLOAD). */
 #define TUN_F_CSUM     0x01    /* You can hand me unchecksummed packets. */