Convert the myri10ge driver to use netdev_alloc_skb instead of dev_alloc_skb,
which requires to propagate the net_device across several functions.
Signed-off-by: Brice Goglin <[EMAIL PROTECTED]>
---
drivers/net/myri10ge/myri10ge.c | 37 ++++++++++++++++++++-----------------
1 file changed, 20 insertions(+), 17 deletions(-)
Index: linux-mm/drivers/net/myri10ge/myri10ge.c
===================================================================
--- linux-mm.orig/drivers/net/myri10ge/myri10ge.c 2006-08-14
14:21:57.000000000 -0400
+++ linux-mm/drivers/net/myri10ge/myri10ge.c 2006-08-14 14:22:07.000000000
-0400
@@ -798,12 +798,13 @@
* pages directly and building a fraglist in the near future.
*/
-static inline struct sk_buff *myri10ge_alloc_big(int bytes)
+static inline struct sk_buff *myri10ge_alloc_big(struct net_device *dev,
+ int bytes)
{
struct sk_buff *skb;
unsigned long data, roundup;
- skb = dev_alloc_skb(bytes + 4096 + MXGEFW_PAD);
+ skb = netdev_alloc_skb(dev, bytes + 4096 + MXGEFW_PAD);
if (skb == NULL)
return NULL;
@@ -821,12 +822,13 @@
/* Allocate 2x as much space as required and use whichever portion
* does not cross a 4KB boundary */
-static inline struct sk_buff *myri10ge_alloc_small_safe(unsigned int bytes)
+static inline struct sk_buff *myri10ge_alloc_small_safe(struct net_device *dev,
+ unsigned int bytes)
{
struct sk_buff *skb;
unsigned long data, boundary;
- skb = dev_alloc_skb(2 * (bytes + MXGEFW_PAD) - 1);
+ skb = netdev_alloc_skb(dev, 2 * (bytes + MXGEFW_PAD) - 1);
if (unlikely(skb == NULL))
return NULL;
@@ -847,12 +849,13 @@
/* Allocate just enough space, and verify that the allocated
* space does not cross a 4KB boundary */
-static inline struct sk_buff *myri10ge_alloc_small(int bytes)
+static inline struct sk_buff *myri10ge_alloc_small(struct net_device *dev,
+ int bytes)
{
struct sk_buff *skb;
unsigned long roundup, data, end;
- skb = dev_alloc_skb(bytes + 16 + MXGEFW_PAD);
+ skb = netdev_alloc_skb(dev, bytes + 16 + MXGEFW_PAD);
if (unlikely(skb == NULL))
return NULL;
@@ -868,15 +871,17 @@
"myri10ge_alloc_small: small skb crossed 4KB
boundary\n");
myri10ge_skb_cross_4k = 1;
dev_kfree_skb_any(skb);
- skb = myri10ge_alloc_small_safe(bytes);
+ skb = myri10ge_alloc_small_safe(dev, bytes);
}
return skb;
}
static inline int
-myri10ge_getbuf(struct myri10ge_rx_buf *rx, struct pci_dev *pdev, int bytes,
- int idx)
+myri10ge_getbuf(struct myri10ge_rx_buf *rx, struct myri10ge_priv *mgp,
+ int bytes, int idx)
{
+ struct net_device *dev = mgp->dev;
+ struct pci_dev *pdev = mgp->pdev;
struct sk_buff *skb;
dma_addr_t bus;
int len, retval = 0;
@@ -884,11 +889,11 @@
bytes += VLAN_HLEN; /* account for 802.1q vlan tag */
if ((bytes + MXGEFW_PAD) > (4096 - 16) /* linux overhead */ )
- skb = myri10ge_alloc_big(bytes);
+ skb = myri10ge_alloc_big(dev, bytes);
else if (myri10ge_skb_cross_4k)
- skb = myri10ge_alloc_small_safe(bytes);
+ skb = myri10ge_alloc_small_safe(dev, bytes);
else
- skb = myri10ge_alloc_small(bytes);
+ skb = myri10ge_alloc_small(dev, bytes);
if (unlikely(skb == NULL)) {
rx->alloc_fail++;
@@ -951,7 +956,7 @@
unmap_len = pci_unmap_len(&rx->info[idx], len);
/* try to replace the received skb */
- if (myri10ge_getbuf(rx, mgp->pdev, bytes, idx)) {
+ if (myri10ge_getbuf(rx, mgp, bytes, idx)) {
/* drop the frame -- the old skbuf is re-cycled */
mgp->stats.rx_dropped += 1;
return 0;
@@ -968,7 +973,6 @@
skb_put(skb, len);
skb->protocol = eth_type_trans(skb, mgp->dev);
- skb->dev = mgp->dev;
if (mgp->csum_flag) {
if ((skb->protocol == ntohs(ETH_P_IP)) ||
(skb->protocol == ntohs(ETH_P_IPV6))) {
@@ -1439,7 +1443,7 @@
/* Fill the receive rings */
for (i = 0; i <= mgp->rx_small.mask; i++) {
- status = myri10ge_getbuf(&mgp->rx_small, mgp->pdev,
+ status = myri10ge_getbuf(&mgp->rx_small, mgp,
mgp->small_bytes, i);
if (status) {
printk(KERN_ERR
@@ -1451,8 +1455,7 @@
for (i = 0; i <= mgp->rx_big.mask; i++) {
status =
- myri10ge_getbuf(&mgp->rx_big, mgp->pdev,
- dev->mtu + ETH_HLEN, i);
+ myri10ge_getbuf(&mgp->rx_big, mgp, dev->mtu + ETH_HLEN, i);
if (status) {
printk(KERN_ERR
"myri10ge: %s: alloced only %d big bufs\n",
-
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