Jeff Garzik wrote:
> 
> Somebody wanna review and/or test?
>
Hey Jeff.

I have tested this on 2.4 and it works great on MIPS with one
minor change below. Remove the 16 byte alignment of the IP
header. I discovered this when trying to do a BOOTP and mount
my NFS root filesystem. The BOOTP never succeeds. Patch against
latest 2.4.25 attached.

-Steve

@@ -1467,13 +1469,16 @@
  		struct sk_buff *skb;
  		int entry = np->dirty_rx % RX_RING_SIZE;
  		if (np->rx_skbuff[entry] == NULL) {
-			skb = dev_alloc_skb(np->rx_buf_sz);
+			unsigned int buflen = np->rx_buf_sz + RX_OFFSET;
+			skb = dev_alloc_skb(buflen);
  			np->rx_skbuff[entry] = skb;
  			if (skb == NULL)
  				break; /* Better luck next round. */
  			skb->dev = dev; /* Mark as being used by this device. */
+			/* 16 byte align the IP header */
+			skb_reserve(skb, RX_OFFSET);
  			np->rx_dma[entry] = pci_map_single(np->pci_dev,
-				skb->data, skb->len, PCI_DMA_FROMDEVICE);
+				skb->tail, buflen, PCI_DMA_FROMDEVICE);
  			np->rx_ring[entry].addr = cpu_to_le32(np->rx_dma[entry]);
  		}