From fbf934068f6b93a8c4ddda293fc02b4eb3747323 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Fri, 9 Jun 2023 20:42:44 +0000 Subject: tcp: let tcp_send_syn_data() build headless packets tcp_send_syn_data() is the last component in TCP transmit path to put payload in skb->head. Switch it to use page frags, so that we can remove dead code later. This allows to put more payload than previous implementation. Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- include/net/tcp.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/net/tcp.h') diff --git a/include/net/tcp.h b/include/net/tcp.h index 49611af31bb7..f718ed258f07 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -333,6 +333,7 @@ int tcp_sendpage(struct sock *sk, struct page *page, int offset, size_t size, int tcp_sendpage_locked(struct sock *sk, struct page *page, int offset, size_t size, int flags); int tcp_send_mss(struct sock *sk, int *size_goal, int flags); +int tcp_wmem_schedule(struct sock *sk, int copy); void tcp_push(struct sock *sk, int flags, int mss_now, int nonagle, int size_goal); void tcp_release_cb(struct sock *sk); -- cgit v1.2.3