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virtio_net: Clean up set_skb_frag() 

Remove manual initialization in set_skb_frag, and instead
use __skb_fill_page_desc() to do the same. Patch tested
on net-next.

Signed-off-by: Krishna Kumar <krkumar2@in.ibm.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Krishna Kumar 2011-10-19 22:17:27 +00:00 committed by David S. Miller
parent a0bec1cd8f
commit 8a59a7b94f
1 changed files with 5 additions and 8 deletions
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13
drivers/net/virtio_net.c
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@ -143,18 +143,15 @@ static void skb_xmit_done(struct virtqueue *svq)
static void set_skb_frag(struct sk_buff *skb, struct page *page,
unsigned int offset, unsigned int *len)
{
int size = min((unsigned)PAGE_SIZE - offset, *len);
int i = skb_shinfo(skb)->nr_frags;
skb_frag_t *f;
f = &skb_shinfo(skb)->frags[i];
skb_frag_size_set(f, min((unsigned)PAGE_SIZE - offset, *len));
f->page_offset = offset;
__skb_frag_set_page(f, page);
__skb_fill_page_desc(skb, i, page, offset, size);
skb->data_len += skb_frag_size(f);
skb->len += skb_frag_size(f);
skb->data_len += size;
skb->len += size;
skb_shinfo(skb)->nr_frags++;
*len -= skb_frag_size(f);
*len -= size;
}
static struct sk_buff *page_to_skb(struct virtnet_info *vi,