diff options
| author | Jens Axboe <jens.axboe@oracle.com> | 2007-11-06 23:30:13 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 14:53:31 -0800 |
| commit | 9c55e01c0cc835818475a6ce8c4d684df9949ac8 (patch) | |
| tree | 1115311436677f837a4b477e3fd23c5e0ae184ef /include | |
| parent | bbdfc2f70610bebb841d0874dc901c648308e43a (diff) | |
[TCP]: Splice receive support.
Support for network splice receive.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/net.h | 3 | ||||
| -rw-r--r-- | include/linux/skbuff.h | 6 | ||||
| -rw-r--r-- | include/net/tcp.h | 3 |
3 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/net.h b/include/linux/net.h index 596131ea46f..0235d917d5c 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -22,6 +22,7 @@ #include <asm/socket.h> struct poll_table_struct; +struct pipe_inode_info; struct inode; struct net; @@ -172,6 +173,8 @@ struct proto_ops { struct vm_area_struct * vma); ssize_t (*sendpage) (struct socket *sock, struct page *page, int offset, size_t size, int flags); + ssize_t (*splice_read)(struct socket *sock, loff_t *ppos, + struct pipe_inode_info *pipe, size_t len, unsigned int flags); }; struct net_proto_family { diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index bddd50bd687..d39f53ef66b 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -95,6 +95,7 @@ struct net_device; struct scatterlist; +struct pipe_inode_info; #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) struct nf_conntrack { @@ -1559,6 +1560,11 @@ extern int skb_store_bits(struct sk_buff *skb, int offset, extern __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, u8 *to, int len, __wsum csum); +extern int skb_splice_bits(struct sk_buff *skb, + unsigned int offset, + struct pipe_inode_info *pipe, + unsigned int len, + unsigned int flags); extern void skb_copy_and_csum_dev(const struct sk_buff *skb, u8 *to); extern void skb_split(struct sk_buff *skb, struct sk_buff *skb1, const u32 len); diff --git a/include/net/tcp.h b/include/net/tcp.h index cb5b033e0e5..d893b448076 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -309,6 +309,9 @@ extern int tcp_twsk_unique(struct sock *sk, extern void tcp_twsk_destructor(struct sock *sk); +extern ssize_t tcp_splice_read(struct socket *sk, loff_t *ppos, + struct pipe_inode_info *pipe, size_t len, unsigned int flags); + static inline void tcp_dec_quickack_mode(struct sock *sk, const unsigned int pkts) { |