From 2881ae74e68ecfe3b32a90936e5d93a9ba598c3a Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Thu, 20 Dec 2007 16:03:54 -0500 Subject: SUNRPC: Clean up the transport timeout initialisation Signed-off-by: Trond Myklebust --- include/linux/sunrpc/xprt.h | 5 ----- net/sunrpc/xprt.c | 17 ----------------- net/sunrpc/xprtrdma/transport.c | 7 ++++++- net/sunrpc/xprtsock.c | 29 +++++++++++++++++++++-------- 4 files changed, 27 insertions(+), 31 deletions(-) diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 2554cd2b016f..a00d4a4ba6ee 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -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 */ diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index 7520c6623c46..2bc99569c586 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -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 diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c index 73033d824eed..39f10016c86b 100644 --- a/net/sunrpc/xprtrdma/transport.c +++ b/net/sunrpc/xprtrdma/transport.c @@ -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); diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index a4cfdc5b2648..d7b07ac5b710 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -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: -- cgit v1.2.3