SUNRPC: Clean up the transport timeout initialisation
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
parent
698b6d088e
commit
2881ae74e6
4 changed files with 27 additions and 31 deletions
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@ -202,11 +202,6 @@ struct xprt_class {
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char name[32];
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};
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/*
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* Transport operations used by ULPs
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*/
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void xprt_set_timeout(struct rpc_timeout *to, unsigned int retr, unsigned long incr);
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/*
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* Generic internal transport functions
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*/
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@ -977,23 +977,6 @@ void xprt_release(struct rpc_task *task)
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spin_unlock(&xprt->reserve_lock);
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}
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/**
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* xprt_set_timeout - set constant RPC timeout
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* @to: RPC timeout parameters to set up
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* @retr: number of retries
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* @incr: amount of increase after each retry
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*
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*/
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void xprt_set_timeout(struct rpc_timeout *to, unsigned int retr, unsigned long incr)
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{
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to->to_initval =
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to->to_increment = incr;
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to->to_maxval = to->to_initval + (incr * retr);
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to->to_retries = retr;
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to->to_exponential = 0;
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}
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EXPORT_SYMBOL_GPL(xprt_set_timeout);
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/**
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* xprt_create_transport - create an RPC transport
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* @args: rpc transport creation arguments
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@ -289,6 +289,11 @@ xprt_rdma_destroy(struct rpc_xprt *xprt)
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module_put(THIS_MODULE);
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}
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static const struct rpc_timeout xprt_rdma_default_timeout = {
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.to_initval = 60 * HZ,
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.to_maxval = 60 * HZ,
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};
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/**
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* xprt_setup_rdma - Set up transport to use RDMA
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*
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@ -327,7 +332,7 @@ xprt_setup_rdma(struct xprt_create *args)
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}
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/* 60 second timeout, no retries */
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xprt_set_timeout(&xprt->timeout, 0, 60UL * HZ);
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memcpy(&xprt->timeout, &xprt_rdma_default_timeout, sizeof(xprt->timeout));
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xprt->bind_timeout = (60U * HZ);
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xprt->connect_timeout = (60U * HZ);
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xprt->reestablish_timeout = (5U * HZ);
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@ -1895,6 +1895,13 @@ static struct rpc_xprt *xs_setup_xprt(struct xprt_create *args,
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return xprt;
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}
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static const struct rpc_timeout xs_udp_default_timeout = {
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.to_initval = 5 * HZ,
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.to_maxval = 30 * HZ,
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.to_increment = 5 * HZ,
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.to_retries = 5,
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};
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/**
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* xs_setup_udp - Set up transport to use a UDP socket
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* @args: rpc transport creation arguments
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@ -1905,6 +1912,7 @@ static struct rpc_xprt *xs_setup_udp(struct xprt_create *args)
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struct sockaddr *addr = args->dstaddr;
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struct rpc_xprt *xprt;
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struct sock_xprt *transport;
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const struct rpc_timeout *timeo = &xs_udp_default_timeout;
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xprt = xs_setup_xprt(args, xprt_udp_slot_table_entries);
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if (IS_ERR(xprt))
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@ -1923,10 +1931,9 @@ static struct rpc_xprt *xs_setup_udp(struct xprt_create *args)
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xprt->ops = &xs_udp_ops;
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if (args->timeout)
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xprt->timeout = *args->timeout;
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else
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xprt_set_timeout(&xprt->timeout, 5, 5 * HZ);
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if (args->timeout != NULL)
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timeo = args->timeout;
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memcpy(&xprt->timeout, timeo, sizeof(xprt->timeout));
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switch (addr->sa_family) {
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case AF_INET:
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@ -1961,6 +1968,12 @@ static struct rpc_xprt *xs_setup_udp(struct xprt_create *args)
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return ERR_PTR(-EINVAL);
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}
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static const struct rpc_timeout xs_tcp_default_timeout = {
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.to_initval = 60 * HZ,
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.to_maxval = 60 * HZ,
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.to_retries = 2,
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};
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/**
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* xs_setup_tcp - Set up transport to use a TCP socket
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* @args: rpc transport creation arguments
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@ -1971,6 +1984,7 @@ static struct rpc_xprt *xs_setup_tcp(struct xprt_create *args)
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struct sockaddr *addr = args->dstaddr;
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struct rpc_xprt *xprt;
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struct sock_xprt *transport;
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const struct rpc_timeout *timeo = &xs_tcp_default_timeout;
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xprt = xs_setup_xprt(args, xprt_tcp_slot_table_entries);
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if (IS_ERR(xprt))
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@ -1988,10 +2002,9 @@ static struct rpc_xprt *xs_setup_tcp(struct xprt_create *args)
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xprt->ops = &xs_tcp_ops;
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if (args->timeout)
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xprt->timeout = *args->timeout;
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else
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xprt_set_timeout(&xprt->timeout, 2, 60 * HZ);
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if (args->timeout != NULL)
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timeo = args->timeout;
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memcpy(&xprt->timeout, timeo, sizeof(xprt->timeout));
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switch (addr->sa_family) {
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case AF_INET:
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