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Commit e24eb521 authored by Christian Borntraeger's avatar Christian Borntraeger Committed by David S. Miller
Browse files

[NET]: note that NETIF_F_LLTX is deprecated 



Am Freitag, 21. September 2007 schrieb Herbert Xu:
> Please don't use LLTX in new drivers.  We're trying to get rid
> of it since it's
>
> 1) unnecessary;
> 2) causes problems with AF_PACKET seeing things twice.

I suggest to document that LLTX is deprecated.

Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Acked-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1156b2c6

Documentation/networking/netdevices.txt

+2 −1
Original line number Diff line number Diff line
@@ -73,7 +73,8 @@ dev->hard_start_xmit: 
	has to lock by itself when needed. It is recommended to use a try lock

	for this and return NETDEV_TX_LOCKED when the spin lock fails.

	The locking there should also properly protect against 

	set_multicast_list.

	set_multicast_list. Note that the use of NETIF_F_LLTX is deprecated.

	Dont use it for new drivers.



	Context: Process with BHs disabled or BH (timer),

	         will be called with interrupts disabled by netconsole.

include/linux/netdevice.h

+2 −1
Original line number Diff line number Diff line
@@ -449,7 +449,8 @@ struct net_device 
#define NETIF_F_HW_VLAN_FILTER	512	/* Receive filtering on VLAN */

#define NETIF_F_VLAN_CHALLENGED	1024	/* Device cannot handle VLAN packets */

#define NETIF_F_GSO		2048	/* Enable software GSO. */

#define NETIF_F_LLTX		4096	/* LockLess TX */

#define NETIF_F_LLTX		4096	/* LockLess TX - deprecated. Please */

					/* do not use LLTX in new drivers */

#define NETIF_F_NETNS_LOCAL	8192	/* Does not change network namespaces */

#define NETIF_F_MULTI_QUEUE	16384	/* Has multiple TX/RX queues */

#define NETIF_F_LRO		32768	/* large receive offload */