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authorOlof Johansson <olof@lixom.net>2007-11-28 20:57:56 -0600
committerDavid S. Miller <davem@davemloft.net>2008-01-28 15:04:26 -0800
commit5d8949448b68b3b355036c8061e3282388826ec5 (patch)
treef76f15805679c78b863efec79ff78a347f936944 /drivers/net/pasemi_mac.c
parent7e9916e9ddf23cd08107ed1a7fac429eea619313 (diff)
pasemi_mac: Remove SKB copy/recycle logic
pasemi_mac: Remove SKB copy/recycle logic It doesn't really buy us much, since copying is about as expensive as the allocation in the first place. Just remove it for now. Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/pasemi_mac.c')
-rw-r--r--drivers/net/pasemi_mac.c25
1 files changed, 3 insertions, 22 deletions
diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c
index ca773580cc51..07475bb7d860 100644
--- a/drivers/net/pasemi_mac.c
+++ b/drivers/net/pasemi_mac.c
@@ -503,13 +503,8 @@ static void pasemi_mac_replenish_rx_ring(const struct net_device *dev,
/* Entry in use? */
WARN_ON(*buff);
- /* skb might still be in there for recycle on short receives */
- if (info->skb)
- skb = info->skb;
- else {
- skb = dev_alloc_skb(BUF_SIZE);
- skb_reserve(skb, LOCAL_SKB_ALIGN);
- }
+ skb = dev_alloc_skb(BUF_SIZE);
+ skb_reserve(skb, LOCAL_SKB_ALIGN);
if (unlikely(!skb))
break;
@@ -666,21 +661,7 @@ static int pasemi_mac_clean_rx(struct pasemi_mac_rxring *rx,
goto next;
}
- if (len < 256) {
- struct sk_buff *new_skb;
-
- new_skb = netdev_alloc_skb(mac->netdev,
- len + LOCAL_SKB_ALIGN);
- if (new_skb) {
- skb_reserve(new_skb, LOCAL_SKB_ALIGN);
- memcpy(new_skb->data, skb->data, len);
- /* save the skb in buffer_info as good */
- skb = new_skb;
- }
- /* else just continue with the old one */
- } else
- info->skb = NULL;
-
+ info->skb = NULL;
info->dma = 0;
if (likely((macrx & XCT_MACRX_HTY_M) == XCT_MACRX_HTY_IPV4_OK)) {