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| author | Rusty Russell <rusty@rustcorp.com.au> | 2008-08-15 15:13:53 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-08-15 19:52:30 -0700 |
| commit | db543c1f973cd1d557cc32ceee76737c1e4d2898 (patch) | |
| tree | a87f3d359895b08648362f785a01559adbb30b24 /include | |
| parent | e3b99556975907530aeb9745e7b3945a0da48f17 (diff) | |
| download | linux-3.10-db543c1f973cd1d557cc32ceee76737c1e4d2898.tar.gz linux-3.10-db543c1f973cd1d557cc32ceee76737c1e4d2898.tar.bz2 linux-3.10-db543c1f973cd1d557cc32ceee76737c1e4d2898.zip | |
net: skb_copy_datagram_from_iovec()
There's an skb_copy_datagram_iovec() to copy out of a paged skb, but
nothing the other way around (because we don't do that).
We want to allocate big skbs in tun.c, so let's add the function.
It's a carbon copy of skb_copy_datagram_iovec() with enough changes to
be annoying.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/skbuff.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 358661c9990..90992371783 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -1452,6 +1452,10 @@ extern int skb_copy_datagram_iovec(const struct sk_buff *from, extern int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb, int hlen, struct iovec *iov); +extern int skb_copy_datagram_from_iovec(struct sk_buff *skb, + int offset, + struct iovec *from, + int len); extern void skb_free_datagram(struct sock *sk, struct sk_buff *skb); extern int skb_kill_datagram(struct sock *sk, struct sk_buff *skb, unsigned int flags); |