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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 /drivers/net/loopback.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 'drivers/net/loopback.c')
-rw-r--r--drivers/net/loopback.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index f11120b7a3b2..b6d4ae3ad506 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -221,22 +221,17 @@ static void loopback_dev_free(struct net_device *dev)
}
/*
- * The loopback device is special. There is only one instance and
- * it is statically allocated. Don't do this for other devices.
+ * The loopback device is special. There is only one instance.
*/
static void loopback_setup(struct net_device *dev)
{
dev->get_stats = &get_stats;
dev->mtu = (16 * 1024) + 20 + 20 + 12;
dev->hard_start_xmit = loopback_xmit;
- dev->hard_header = eth_header;
- dev->hard_header_cache = eth_header_cache;
- dev->header_cache_update = eth_header_cache_update;
dev->hard_header_len = ETH_HLEN; /* 14 */
dev->addr_len = ETH_ALEN; /* 6 */
dev->tx_queue_len = 0;
dev->type = ARPHRD_LOOPBACK; /* 0x0001*/
- dev->rebuild_header = eth_rebuild_header;
dev->flags = IFF_LOOPBACK;
dev->features = NETIF_F_SG | NETIF_F_FRAGLIST
#ifdef LOOPBACK_TSO
@@ -247,6 +242,7 @@ static void loopback_setup(struct net_device *dev)
| NETIF_F_LLTX
| NETIF_F_NETNS_LOCAL,
dev->ethtool_ops = &loopback_ethtool_ops;
+ dev->header_ops = &eth_header_ops;
dev->init = loopback_dev_init;
dev->destructor = loopback_dev_free;
}