From: Stephen Hemminger <shemminger@vyatta•com>
To: Jeff Garzik <jgarzik@pobox•com>
Cc: netdev@vger•kernel.org
Subject: [PATCH 11/13] hamachi: use netdev_alloc_skb
Date: Wed, 16 Apr 2008 16:37:38 -0700 [thread overview]
Message-ID: <20080416233757.774016318@vyatta.com> (raw)
In-Reply-To: 20080416233727.732025083@vyatta.com
[-- Attachment #1: hamachi --]
[-- Type: text/plain, Size: 1587 bytes --]
Use netdev_alloc_skb. This sets skb->dev and allows arch specific
allocation.
Remove dead code and dead comments.
Signed-off-by: Stephen Hemminger <shemminger@vyatta•com>
--- a/drivers/net/hamachi.c 2008-04-07 08:48:24.000000000 -0700
+++ b/drivers/net/hamachi.c 2008-04-07 08:50:14.000000000 -0700
@@ -1140,11 +1140,11 @@ static void hamachi_tx_timeout(struct ne
}
/* Fill in the Rx buffers. Handle allocation failure gracefully. */
for (i = 0; i < RX_RING_SIZE; i++) {
- struct sk_buff *skb = dev_alloc_skb(hmp->rx_buf_sz);
+ struct sk_buff *skb = netdev_alloc_skb(dev, hmp->rx_buf_sz);
hmp->rx_skbuff[i] = skb;
if (skb == NULL)
break;
- skb->dev = dev; /* Mark as being used by this device. */
+
skb_reserve(skb, 2); /* 16 byte align the IP header. */
hmp->rx_ring[i].addr = cpu_to_leXX(pci_map_single(hmp->pci_dev,
skb->data, hmp->rx_buf_sz, PCI_DMA_FROMDEVICE));
@@ -1178,14 +1178,6 @@ static void hamachi_init_ring(struct net
hmp->cur_rx = hmp->cur_tx = 0;
hmp->dirty_rx = hmp->dirty_tx = 0;
-#if 0
- /* This is wrong. I'm not sure what the original plan was, but this
- * is wrong. An MTU of 1 gets you a buffer of 1536, while an MTU
- * of 1501 gets a buffer of 1533? -KDU
- */
- hmp->rx_buf_sz = (dev->mtu <= 1500 ? PKT_BUF_SZ : dev->mtu + 32);
-#endif
- /* My attempt at a reasonable correction */
/* +26 gets the maximum ethernet encapsulation, +7 & ~7 because the
* card needs room to do 8 byte alignment, +2 so we can reserve
* the first 2 bytes, and +16 gets room for the status word from the
--
next prev parent reply other threads:[~2008-04-16 23:49 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-16 23:37 [PATCH 00/13] Network driver changes for 2.6.26 Stephen Hemminger
2008-04-16 23:37 ` [PATCH 04/13] via-velocity: use netdev_alloc_skb Stephen Hemminger
2008-04-16 23:37 ` [PATCH 05/13] via-velocity: use memmove Stephen Hemminger
2008-04-16 23:37 ` [PATCH 06/13] sis190: use netdev_alloc_skb Stephen Hemminger
2008-04-17 1:04 ` Wang Chen
2008-04-17 2:16 ` Wang Chen
2008-04-17 2:59 ` Stephen Hemminger
2008-04-17 6:50 ` Francois Romieu
2008-04-16 23:37 ` [PATCH 07/13] sb1250: " Stephen Hemminger
2008-05-05 12:34 ` Maciej W. Rozycki
2008-04-16 23:37 ` [PATCH 08/13] ns8320: " Stephen Hemminger
2008-05-31 2:20 ` Jeff Garzik
2008-04-16 23:37 ` [PATCH 09/13] myri: " Stephen Hemminger
2008-04-16 23:37 ` [PATCH 10/13] ixp2000: " Stephen Hemminger
2008-04-17 13:53 ` Lennert Buytenhek
2008-04-16 23:37 ` Stephen Hemminger [this message]
2008-04-16 23:37 ` [PATCH 12/13] dl2k: " Stephen Hemminger
2008-04-16 23:37 ` [PATCH 13/13] acenic: " Stephen Hemminger
2008-05-31 2:21 ` Jeff Garzik
[not found] ` <20080416233757.090004281@vyatta.com>
2008-04-17 2:33 ` [PATCH 02/13] atl1: " Jay Cliburn
[not found] ` <20080416233757.015978466@vyatta.com>
2008-05-22 18:13 ` [PATCH 01/13] tg3: remove unneeded semicolons Jeff Garzik
[not found] ` <20080416233757.166190217@vyatta.com>
2008-05-31 2:20 ` [PATCH 03/13] ts108: use netdev_alloc_skb Jeff Garzik
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