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| author |   Hannes Frederic Sowa <hannes@stressinduktion.org> | 2015-05-21 16:59:58 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2015-05-25 00:06:58 -0400 |
| commit | be12a1fe298e8be04d5215364f94654dff81b0bc (patch) | |
| tree | 46d7ade56605d55a306c400ab54fed896ec63361 /net/ipv4/ip_output.c | |
| parent | Merge tag 'wireless-drivers-next-for-davem-2015-05-21' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next (diff) | |
| download | linux-dev-be12a1fe298e8be04d5215364f94654dff81b0bc.tar.xz linux-dev-be12a1fe298e8be04d5215364f94654dff81b0bc.zip | |
net: skbuff: add skb_append_pagefrags and use it
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_output.c')
| -rw-r--r-- | net/ipv4/ip_output.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index 8d91b922fcfe..451b009dae75 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -1233,11 +1233,9 @@ ssize_t ip_append_page(struct sock *sk, struct flowi4 *fl4, struct page *page, } while (size > 0) { - int i; - - if (skb_is_gso(skb)) + if (skb_is_gso(skb)) { len = size; - else { + } else { /* Check if the remaining data fits into current packet. */ len = mtu - skb->len; @@ -1289,15 +1287,10 @@ ssize_t ip_append_page(struct sock *sk, struct flowi4 *fl4, struct page *page, continue; } - i = skb_shinfo(skb)->nr_frags; if (len > size) len = size; - if (skb_can_coalesce(skb, i, page, offset)) { - skb_frag_size_add(&skb_shinfo(skb)->frags[i-1], len); - } else if (i < MAX_SKB_FRAGS) { - get_page(page); - skb_fill_page_desc(skb, i, page, offset, len); - } else { + + if (skb_append_pagefrags(skb, page, offset, len)) { err = -EMSGSIZE; goto error; } |