diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-05-28 08:12:17 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-05-28 21:11:45 +0300 |
| commit | fe31a326a4aadb4a3ba2b21deacc380d06802737 (patch) | |
| tree | dbdc85446db7c9e70c44b1ed69b5d29ebea1e129 /net/sunrpc/xprtsock.c | |
| parent | 26cfabf9cdd273650126d84a48a7f8dedbcded48 (diff) | |
| download | linux-fe31a326a4aadb4a3ba2b21deacc380d06802737.tar.xz | |
net: add sock_set_reuseport
Add a helper to directly set the SO_REUSEPORT sockopt from kernel space
without going through a fake uaccess.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sunrpc/xprtsock.c')
| -rw-r--r-- | net/sunrpc/xprtsock.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 30082cd03996..399848c2bcb2 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -1594,21 +1594,6 @@ static int xs_get_random_port(void) return rand + min; } -/** - * xs_set_reuseaddr_port - set the socket's port and address reuse options - * @sock: socket - * - * Note that this function has to be called on all sockets that share the - * same port, and it must be called before binding. - */ -static void xs_sock_set_reuseport(struct socket *sock) -{ - int opt = 1; - - kernel_setsockopt(sock, SOL_SOCKET, SO_REUSEPORT, - (char *)&opt, sizeof(opt)); -} - static unsigned short xs_sock_getport(struct socket *sock) { struct sockaddr_storage buf; @@ -1801,7 +1786,7 @@ static struct socket *xs_create_sock(struct rpc_xprt *xprt, xs_reclassify_socket(family, sock); if (reuseport) - xs_sock_set_reuseport(sock); + sock_set_reuseport(sock->sk); err = xs_bind(transport, sock); if (err) { |