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authorChristoph Hellwig <hch@lst.de>2020-05-29 14:09:42 +0200
committerDavid S. Miller <davem@davemloft.net>2020-05-29 13:10:39 -0700
commitc0425a4249e9d313eec5f81c0bde8a286ebf9a63 (patch)
treedbe8e82ca86e471956cef038764adb299270b0ef /include/net/sock.h
parent05bfd3661448a46db3a258b316160d34cf0a1317 (diff)
downloadlinux-c0425a4249e9d313eec5f81c0bde8a286ebf9a63.tar.bz2
net: add a new bind_add method
The SCTP protocol allows to bind multiple address to a socket. That feature is currently only exposed as a socket option. Add a bind_add method struct proto that allows to bind additional addresses, and switch the dlm code to use the method instead of going through the socket option from kernel space. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sock.h')
-rw-r--r--include/net/sock.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/net/sock.h b/include/net/sock.h
index d994daa418ec..6e9f713a7860 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1156,7 +1156,9 @@ struct proto {
int (*sendpage)(struct sock *sk, struct page *page,
int offset, size_t size, int flags);
int (*bind)(struct sock *sk,
- struct sockaddr *uaddr, int addr_len);
+ struct sockaddr *addr, int addr_len);
+ int (*bind_add)(struct sock *sk,
+ struct sockaddr *addr, int addr_len);
int (*backlog_rcv) (struct sock *sk,
struct sk_buff *skb);
@@ -2698,4 +2700,6 @@ void sock_set_reuseaddr(struct sock *sk);
void sock_set_reuseport(struct sock *sk);
void sock_set_sndtimeo(struct sock *sk, s64 secs);
+int sock_bind_add(struct sock *sk, struct sockaddr *addr, int addr_len);
+
#endif /* _SOCK_H */