diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-05-28 08:12:19 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-05-28 21:11:45 +0300 |
| commit | 12abc5ee7873a085cc280240822b8ac53c86fecd (patch) | |
| tree | edd6a9fd7283c51007fd860b55ac1b210e9db135 /fs/ocfs2 | |
| parent | db10538a4b997a77a1fd561adaaa58afc7dcfa2f (diff) | |
| download | linux-12abc5ee7873a085cc280240822b8ac53c86fecd.tar.xz | |
tcp: add tcp_sock_set_nodelay
Add a helper to directly set the TCP_NODELAY sockopt from kernel space
without going through a fake uaccess. Cleanup the callers to avoid
pointless wrappers now that this is a simple function call.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Sagi Grimberg <sagi@grimberg.me>
Acked-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/ocfs2')
| -rw-r--r-- | fs/ocfs2/cluster/tcp.c | 20 |
1 files changed, 2 insertions, 18 deletions
diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c index 2c512b40a940..4c70fe9d19ab 100644 --- a/fs/ocfs2/cluster/tcp.c +++ b/fs/ocfs2/cluster/tcp.c @@ -1441,14 +1441,6 @@ static void o2net_rx_until_empty(struct work_struct *work) sc_put(sc); } -static int o2net_set_nodelay(struct socket *sock) -{ - int val = 1; - - return kernel_setsockopt(sock, SOL_TCP, TCP_NODELAY, - (void *)&val, sizeof(val)); -} - static int o2net_set_usertimeout(struct socket *sock) { int user_timeout = O2NET_TCP_USER_TIMEOUT; @@ -1636,11 +1628,7 @@ static void o2net_start_connect(struct work_struct *work) goto out; } - ret = o2net_set_nodelay(sc->sc_sock); - if (ret) { - mlog(ML_ERROR, "setting TCP_NODELAY failed with %d\n", ret); - goto out; - } + tcp_sock_set_nodelay(sc->sc_sock->sk); ret = o2net_set_usertimeout(sock); if (ret) { @@ -1832,11 +1820,7 @@ static int o2net_accept_one(struct socket *sock, int *more) *more = 1; new_sock->sk->sk_allocation = GFP_ATOMIC; - ret = o2net_set_nodelay(new_sock); - if (ret) { - mlog(ML_ERROR, "setting TCP_NODELAY failed with %d\n", ret); - goto out; - } + tcp_sock_set_nodelay(new_sock->sk); ret = o2net_set_usertimeout(new_sock); if (ret) { |