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[NET]: Move hardware header operations out of netdevice.

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Since hardware header operations are part of the protocol class
not the device instance, make them into a separate object and
save memory.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Hemminger 2007-10-09 01:40:57 -07:00 • committed by David S. Miller
parent b95cce3576
commit 3b04ddde02
65 changed files with 479 additions and 473 deletions
Download patch file Download diff file Expand all files Collapse all files

6
net/ipv6/ndisc.c
View file

@ -354,7 +354,7 @@ static int ndisc_constructor(struct neighbour *neigh)
rcu_read_unlock();
neigh->type = is_multicast ? RTN_MULTICAST : RTN_UNICAST;
if (dev->hard_header == NULL) {
if (!dev->header_ops) {
neigh->nud_state = NUD_NOARP;
neigh->ops = &ndisc_direct_ops;
neigh->output = neigh->ops->queue_xmit;
@ -371,7 +371,7 @@ static int ndisc_constructor(struct neighbour *neigh)
neigh->nud_state = NUD_NOARP;
memcpy(neigh->ha, dev->broadcast, dev->addr_len);
}
if (dev->hard_header_cache)
if (dev->header_ops->cache)
neigh->ops = &ndisc_hh_ops;
else
neigh->ops = &ndisc_generic_ops;
@ -807,7 +807,7 @@ static void ndisc_recv_ns(struct sk_buff *skb)
neigh_update(neigh, lladdr, NUD_STALE,
NEIGH_UPDATE_F_WEAK_OVERRIDE|
NEIGH_UPDATE_F_OVERRIDE);
if (neigh || !dev->hard_header) {
if (neigh || !dev->header_ops) {
ndisc_send_na(dev, neigh, saddr, &msg->target,
is_router,
1, (ifp != NULL && inc), inc);