linux-kernel - [net-next RFC V2 PATCH 3/5] tuntap: introduce multiqueue flags

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Message-ID: <20110917060238.32666.4273.stgit@dhcp-91-7.nay.redhat.com.englab.nay.redhat.com>
Date:	Sat, 17 Sep 2011 14:02:38 +0800
From:	Jason Wang <jasowang@...hat.com>
To:	krkumar2@...ibm.com, eric.dumazet@...il.com, mst@...hat.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	virtualization@...ts.linux-foundation.org, davem@...emloft.net
Cc:	kvm@...r.kernel.org, rusty@...tcorp.com.au, qemu-devel@...gnu.org,
	mirq-linux@...e.qmqm.pl, joe@...ches.com, shemminger@...tta.com
Subject: [net-next RFC V2 PATCH 3/5] tuntap: introduce multiqueue flags

Add flags to be used by creating multiqueue tuntap device.

Signed-off-by: Jason Wang <jasowang@...hat.com>
---
 include/linux/if_tun.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/include/linux/if_tun.h b/include/linux/if_tun.h
index 06b1829..c92a291 100644
--- a/include/linux/if_tun.h
+++ b/include/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. */

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