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authorStephen Hemminger <shemminger@linux-foundation.org>2007-10-09 01:40:57 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 16:52:52 -0700
commit3b04ddde02cf1b6f14f2697da5c20eca5715017f (patch)
tree9da1341a5a399a507b5ea6bf5a3047506b8d8f8f /net/core/neighbour.c
parentb95cce3576813ac3f86bafa6b5daaaaf7574b0fe (diff)
[NET]: Move hardware header operations out of netdevice.
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>
Diffstat (limited to 'net/core/neighbour.c')
-rw-r--r--net/core/neighbour.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 10bcb9f8da5..c52df858d0b 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -897,8 +897,8 @@ out_unlock_bh:
static void neigh_update_hhs(struct neighbour *neigh)
{
struct hh_cache *hh;
- void (*update)(struct hh_cache*, struct net_device*, unsigned char *) =
- neigh->dev->header_cache_update;
+ void (*update)(struct hh_cache*, const struct net_device*, const unsigned char *)
+ = neigh->dev->header_ops->cache_update;
if (update) {
for (hh = neigh->hh; hh; hh = hh->hh_next) {
@@ -1095,7 +1095,8 @@ static void neigh_hh_init(struct neighbour *n, struct dst_entry *dst,
hh->hh_type = protocol;
atomic_set(&hh->hh_refcnt, 0);
hh->hh_next = NULL;
- if (dev->hard_header_cache(n, hh)) {
+
+ if (dev->header_ops->cache(n, hh)) {
kfree(hh);
hh = NULL;
} else {
@@ -1127,7 +1128,7 @@ int neigh_compat_output(struct sk_buff *skb)
if (dev_hard_header(skb, dev, ntohs(skb->protocol), NULL, NULL,
skb->len) < 0 &&
- dev->rebuild_header(skb))
+ dev->header_ops->rebuild(skb))
return 0;
return dev_queue_xmit(skb);
@@ -1149,7 +1150,7 @@ int neigh_resolve_output(struct sk_buff *skb)
if (!neigh_event_send(neigh, skb)) {
int err;
struct net_device *dev = neigh->dev;
- if (dev->hard_header_cache && !dst->hh) {
+ if (dev->header_ops->cache && !dst->hh) {
write_lock_bh(&neigh->lock);
if (!dst->hh)
neigh_hh_init(neigh, dst, dst->ops->protocol);