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Commit 8a59a7b9 authored by Krishna Kumar's avatar Krishna Kumar Committed by David S. Miller
Browse files

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: default avatarKrishna Kumar <krkumar2@in.ibm.com>
Acked-by: default avatarEric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a0bec1cd

drivers/net/virtio_net.c

+5 −8
Original line number Diff line number Diff line
@@ -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,