diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-05-28 07:12:21 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-05-28 11:11:45 -0700 |
| commit | 557eadfcc5ee8f8fa98a795e05ed21db58a65db5 (patch) | |
| tree | 395ea12521c20583d18d69a14b5978953a7fca12 /drivers | |
| parent | ddd061b8daed3ce0c01109a69c9a2a9f9669f01a (diff) | |
| download | linux-557eadfcc5ee8f8fa98a795e05ed21db58a65db5.tar.gz | |
tcp: add tcp_sock_set_syncnt
Add a helper to directly set the TCP_SYNCNT sockopt from kernel space without going through a fake uaccess. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Sagi Grimberg <sagi@grimberg.me> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/nvme/host/tcp.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 4e4a750ecdb9..2872584f52f6 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -1336,14 +1336,7 @@ static int nvme_tcp_alloc_queue(struct nvme_ctrl *nctrl, } /* Single syn retry */ - opt = 1; - ret = kernel_setsockopt(queue->sock, IPPROTO_TCP, TCP_SYNCNT, - (char *)&opt, sizeof(opt)); - if (ret) { - dev_err(nctrl->device, - "failed to set TCP_SYNCNT sock opt %d\n", ret); - goto err_sock; - } + tcp_sock_set_syncnt(queue->sock->sk, 1); /* Set TCP no delay */ tcp_sock_set_nodelay(queue->sock->sk); |