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-rw-r--r--include/net/ip_vs.h2
-rw-r--r--include/net/sock.h15
-rw-r--r--include/net/tcp.h1
3 files changed, 11 insertions, 7 deletions
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 7a3c43711a1..e426641c519 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -958,7 +958,7 @@ static __inline__ int ip_vs_todrop(void)
*/
#define IP_VS_FWD_METHOD(cp) (cp->flags & IP_VS_CONN_F_FWD_MASK)
-extern __inline__ char ip_vs_fwd_tag(struct ip_vs_conn *cp)
+static inline char ip_vs_fwd_tag(struct ip_vs_conn *cp)
{
char fwd;
diff --git a/include/net/sock.h b/include/net/sock.h
index 312cb25cbd1..cf628261da5 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -709,6 +709,12 @@ static inline int sk_stream_rmem_schedule(struct sock *sk, struct sk_buff *skb)
sk_stream_mem_schedule(sk, skb->truesize, 1);
}
+static inline int sk_stream_wmem_schedule(struct sock *sk, int size)
+{
+ return size <= sk->sk_forward_alloc ||
+ sk_stream_mem_schedule(sk, size, 0);
+}
+
/* Used by processes to "lock" a socket state, so that
* interrupts and bottom half handlers won't change it
* from under us. It essentially blocks any incoming
@@ -1203,8 +1209,7 @@ static inline struct sk_buff *sk_stream_alloc_pskb(struct sock *sk,
skb = alloc_skb_fclone(size + hdr_len, gfp);
if (skb) {
skb->truesize += mem;
- if (sk->sk_forward_alloc >= (int)skb->truesize ||
- sk_stream_mem_schedule(sk, skb->truesize, 0)) {
+ if (sk_stream_wmem_schedule(sk, skb->truesize)) {
skb_reserve(skb, hdr_len);
return skb;
}
@@ -1227,10 +1232,8 @@ static inline struct page *sk_stream_alloc_page(struct sock *sk)
{
struct page *page = NULL;
- if (sk->sk_forward_alloc >= (int)PAGE_SIZE ||
- sk_stream_mem_schedule(sk, PAGE_SIZE, 0))
- page = alloc_pages(sk->sk_allocation, 0);
- else {
+ page = alloc_pages(sk->sk_allocation, 0);
+ if (!page) {
sk->sk_prot->enter_memory_pressure();
sk_stream_moderate_sndbuf(sk);
}
diff --git a/include/net/tcp.h b/include/net/tcp.h
index d6bcf1317a6..97af77c4d09 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -454,6 +454,7 @@ extern int tcp_retransmit_skb(struct sock *, struct sk_buff *);
extern void tcp_xmit_retransmit_queue(struct sock *);
extern void tcp_simple_retransmit(struct sock *);
extern int tcp_trim_head(struct sock *, struct sk_buff *, u32);
+extern int tcp_fragment(struct sock *, struct sk_buff *, u32, unsigned int);
extern void tcp_send_probe0(struct sock *);
extern void tcp_send_partial(struct sock *);