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authorTrond Myklebust <Trond.Myklebust@netapp.com>2013-09-24 20:00:27 +0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-10-02 02:22:11 +0400
commit8a19a0b6cb2e2216afd68ef2047f30260cc8a220 (patch)
treeae3c46e80fd5fcafc28c531d333b24e60de2e0e9 /net/sunrpc
parent90051ea774613ffc6b8aad3dc665c8505d6205a8 (diff)
downloadlinux-8a19a0b6cb2e2216afd68ef2047f30260cc8a220.tar.xz
SUNRPC: Add RPC task and client level options to disable the resend timeout
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/clnt.c5
-rw-r--r--net/sunrpc/xprt.c15
2 files changed, 16 insertions, 4 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index fa50e42aabd3..b58525009e40 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -772,6 +772,8 @@ void rpc_task_set_client(struct rpc_task *task, struct rpc_clnt *clnt)
atomic_inc(&clnt->cl_count);
if (clnt->cl_softrtry)
task->tk_flags |= RPC_TASK_SOFT;
+ if (clnt->cl_noretranstimeo)
+ task->tk_flags |= RPC_TASK_NO_RETRANS_TIMEOUT;
if (sk_memalloc_socks()) {
struct rpc_xprt *xprt;
@@ -1898,7 +1900,8 @@ call_status(struct rpc_task *task)
rpc_delay(task, 3*HZ);
case -ETIMEDOUT:
task->tk_action = call_timeout;
- if (task->tk_client->cl_discrtry)
+ if (!(task->tk_flags & RPC_TASK_NO_RETRANS_TIMEOUT)
+ && task->tk_client->cl_discrtry)
xprt_conditional_disconnect(req->rq_xprt,
req->rq_connect_cookie);
break;
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index 2326af57b9b9..d166d9947e36 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -873,9 +873,18 @@ bool xprt_prepare_transmit(struct rpc_task *task)
dprintk("RPC: %5u xprt_prepare_transmit\n", task->tk_pid);
spin_lock_bh(&xprt->transport_lock);
- if (req->rq_reply_bytes_recvd && !req->rq_bytes_sent) {
- task->tk_status = req->rq_reply_bytes_recvd;
- goto out_unlock;
+ if (!req->rq_bytes_sent) {
+ if (req->rq_reply_bytes_recvd) {
+ task->tk_status = req->rq_reply_bytes_recvd;
+ goto out_unlock;
+ }
+ if ((task->tk_flags & RPC_TASK_NO_RETRANS_TIMEOUT)
+ && xprt_connected(xprt)
+ && req->rq_connect_cookie == xprt->connect_cookie) {
+ xprt->ops->set_retrans_timeout(task);
+ rpc_sleep_on(&xprt->pending, task, xprt_timer);
+ goto out_unlock;
+ }
}
if (!xprt->ops->reserve_xprt(xprt, task)) {
task->tk_status = -EAGAIN;