From 618b32c7c8abb21329542fdeedff5fce85f53e5a Mon Sep 17 00:00:00 2001 From: Pavel Emelyanov Date: Thu, 29 Nov 2007 20:28:50 +1100 Subject: [PATCH] --- yaml --- r: 78217 b: refs/heads/master c: f561d0f27d6283c49359bb96048f8ac3728c812c h: refs/heads/master i: 78215: 7f12b26ef53265dd892cb7ca0708922472b225b4 v: v3 --- [refs] | 2 +- trunk/include/net/sock.h | 29 ++--------------------------- trunk/net/ipv4/tcp.c | 27 +++++++++++++++++++++++++++ 3 files changed, 30 insertions(+), 28 deletions(-) diff --git a/[refs] b/[refs] index f138915296c5..0aa464a1e7b0 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 3015a347dcd470fcc8becf1f84b0502391a3c0e0 +refs/heads/master: f561d0f27d6283c49359bb96048f8ac3728c812c diff --git a/trunk/include/net/sock.h b/trunk/include/net/sock.h index e329d05f7995..7d500a825e4e 100644 --- a/trunk/include/net/sock.h +++ b/trunk/include/net/sock.h @@ -1192,33 +1192,8 @@ static inline void sk_stream_moderate_sndbuf(struct sock *sk) } } -static inline struct sk_buff *sk_stream_alloc_pskb(struct sock *sk, - int size, int mem, - gfp_t gfp) -{ - struct sk_buff *skb; - - /* The TCP header must be at least 32-bit aligned. */ - size = ALIGN(size, 4); - - skb = alloc_skb_fclone(size + sk->sk_prot->max_header, gfp); - if (skb) { - skb->truesize += mem; - if (sk_stream_wmem_schedule(sk, skb->truesize)) { - /* - * Make sure that we have exactly size bytes - * available to the caller, no more, no less. - */ - skb_reserve(skb, skb_tailroom(skb) - size); - return skb; - } - __kfree_skb(skb); - } else { - sk->sk_prot->enter_memory_pressure(); - sk_stream_moderate_sndbuf(sk); - } - return NULL; -} +struct sk_buff *sk_stream_alloc_pskb(struct sock *sk, + int size, int mem, gfp_t gfp); static inline struct sk_buff *sk_stream_alloc_skb(struct sock *sk, int size, diff --git a/trunk/net/ipv4/tcp.c b/trunk/net/ipv4/tcp.c index e055f25876df..6b35ab841db2 100644 --- a/trunk/net/ipv4/tcp.c +++ b/trunk/net/ipv4/tcp.c @@ -629,6 +629,33 @@ ssize_t tcp_splice_read(struct socket *sock, loff_t *ppos, return ret; } +struct sk_buff *sk_stream_alloc_pskb(struct sock *sk, + int size, int mem, gfp_t gfp) +{ + struct sk_buff *skb; + + /* The TCP header must be at least 32-bit aligned. */ + size = ALIGN(size, 4); + + skb = alloc_skb_fclone(size + sk->sk_prot->max_header, gfp); + if (skb) { + skb->truesize += mem; + if (sk_stream_wmem_schedule(sk, skb->truesize)) { + /* + * Make sure that we have exactly size bytes + * available to the caller, no more, no less. + */ + skb_reserve(skb, skb_tailroom(skb) - size); + return skb; + } + __kfree_skb(skb); + } else { + sk->sk_prot->enter_memory_pressure(); + sk_stream_moderate_sndbuf(sk); + } + return NULL; +} + static ssize_t do_tcp_sendpages(struct sock *sk, struct page **pages, int poffset, size_t psize, int flags) {