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SUNRPC: Clean up the transport timeout initialisation 

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2007-12-20 16:03:54 -05:00
parent 698b6d088e
commit 2881ae74e6
4 changed files with 27 additions and 31 deletions
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5
include/linux/sunrpc/xprt.h
View File

@ -202,11 +202,6 @@ struct xprt_class {
char name[32];
};
/*
* Transport operations used by ULPs
*/
void xprt_set_timeout(struct rpc_timeout *to, unsigned int retr, unsigned long incr);
/*
* Generic internal transport functions
*/

17
net/sunrpc/xprt.c
View File

@ -977,23 +977,6 @@ void xprt_release(struct rpc_task *task)
spin_unlock(&xprt->reserve_lock);
}
/**
* xprt_set_timeout - set constant RPC timeout
* @to: RPC timeout parameters to set up
* @retr: number of retries
* @incr: amount of increase after each retry
*
*/
void xprt_set_timeout(struct rpc_timeout *to, unsigned int retr, unsigned long incr)
{
to->to_initval =
to->to_increment = incr;
to->to_maxval = to->to_initval + (incr * retr);
to->to_retries = retr;
to->to_exponential = 0;
}
EXPORT_SYMBOL_GPL(xprt_set_timeout);
/**
* xprt_create_transport - create an RPC transport
* @args: rpc transport creation arguments

7
net/sunrpc/xprtrdma/transport.c
View File

@ -289,6 +289,11 @@ xprt_rdma_destroy(struct rpc_xprt *xprt)
module_put(THIS_MODULE);
}
static const struct rpc_timeout xprt_rdma_default_timeout = {
.to_initval = 60 * HZ,
.to_maxval = 60 * HZ,
};
/**
* xprt_setup_rdma - Set up transport to use RDMA
*
@ -327,7 +332,7 @@ xprt_setup_rdma(struct xprt_create *args)
}
/* 60 second timeout, no retries */
xprt_set_timeout(&xprt->timeout, 0, 60UL * HZ);
memcpy(&xprt->timeout, &xprt_rdma_default_timeout, sizeof(xprt->timeout));
xprt->bind_timeout = (60U * HZ);
xprt->connect_timeout = (60U * HZ);
xprt->reestablish_timeout = (5U * HZ);

29
net/sunrpc/xprtsock.c
View File

@ -1895,6 +1895,13 @@ static struct rpc_xprt *xs_setup_xprt(struct xprt_create *args,
return xprt;
}
static const struct rpc_timeout xs_udp_default_timeout = {
.to_initval = 5 * HZ,
.to_maxval = 30 * HZ,
.to_increment = 5 * HZ,
.to_retries = 5,
};
/**
* xs_setup_udp - Set up transport to use a UDP socket
* @args: rpc transport creation arguments
@ -1905,6 +1912,7 @@ static struct rpc_xprt *xs_setup_udp(struct xprt_create *args)
struct sockaddr *addr = args->dstaddr;
struct rpc_xprt *xprt;
struct sock_xprt *transport;
const struct rpc_timeout *timeo = &xs_udp_default_timeout;
xprt = xs_setup_xprt(args, xprt_udp_slot_table_entries);
if (IS_ERR(xprt))
@ -1923,10 +1931,9 @@ static struct rpc_xprt *xs_setup_udp(struct xprt_create *args)
xprt->ops = &xs_udp_ops;
if (args->timeout)
xprt->timeout = *args->timeout;
else
xprt_set_timeout(&xprt->timeout, 5, 5 * HZ);
if (args->timeout != NULL)
timeo = args->timeout;
memcpy(&xprt->timeout, timeo, sizeof(xprt->timeout));
switch (addr->sa_family) {
case AF_INET:
@ -1961,6 +1968,12 @@ static struct rpc_xprt *xs_setup_udp(struct xprt_create *args)
return ERR_PTR(-EINVAL);
}
static const struct rpc_timeout xs_tcp_default_timeout = {
.to_initval = 60 * HZ,
.to_maxval = 60 * HZ,
.to_retries = 2,
};
/**
* xs_setup_tcp - Set up transport to use a TCP socket
* @args: rpc transport creation arguments
@ -1971,6 +1984,7 @@ static struct rpc_xprt *xs_setup_tcp(struct xprt_create *args)
struct sockaddr *addr = args->dstaddr;
struct rpc_xprt *xprt;
struct sock_xprt *transport;
const struct rpc_timeout *timeo = &xs_tcp_default_timeout;
xprt = xs_setup_xprt(args, xprt_tcp_slot_table_entries);
if (IS_ERR(xprt))
@ -1988,10 +2002,9 @@ static struct rpc_xprt *xs_setup_tcp(struct xprt_create *args)
xprt->ops = &xs_tcp_ops;
if (args->timeout)
xprt->timeout = *args->timeout;
else
xprt_set_timeout(&xprt->timeout, 2, 60 * HZ);
if (args->timeout != NULL)
timeo = args->timeout;
memcpy(&xprt->timeout, timeo, sizeof(xprt->timeout));
switch (addr->sa_family) {
case AF_INET: