Commit 9e910bff authored by Trond Myklebust's avatar Trond Myklebust Committed by Anna Schumaker
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SUNRPC: Ensure that the transport layer respect major timeouts



Ensure that when in the transport layer, we don't sleep past
a major timeout.

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent 43123581
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+13 −4
Original line number Diff line number Diff line
@@ -73,6 +73,15 @@ static void xprt_destroy(struct rpc_xprt *xprt);
static DEFINE_SPINLOCK(xprt_list_lock);
static LIST_HEAD(xprt_list);

static unsigned long xprt_request_timeout(const struct rpc_rqst *req)
{
	unsigned long timeout = jiffies + req->rq_timeout;

	if (time_before(timeout, req->rq_majortimeo))
		return timeout;
	return req->rq_majortimeo;
}

/**
 * xprt_register_transport - register a transport implementation
 * @transport: transport to register
@@ -212,7 +221,7 @@ out_sleep:
	task->tk_status = -EAGAIN;
	if  (RPC_IS_SOFT(task))
		rpc_sleep_on_timeout(&xprt->sending, task, NULL,
				jiffies + req->rq_timeout);
				xprt_request_timeout(req));
	else
		rpc_sleep_on(&xprt->sending, task, NULL);
	return 0;
@@ -279,7 +288,7 @@ out_sleep:
	task->tk_status = -EAGAIN;
	if (RPC_IS_SOFT(task))
		rpc_sleep_on_timeout(&xprt->sending, task, NULL,
				jiffies + req->rq_timeout);
				xprt_request_timeout(req));
	else
		rpc_sleep_on(&xprt->sending, task, NULL);
	return 0;
@@ -795,7 +804,7 @@ void xprt_connect(struct rpc_task *task)
	if (!xprt_connected(xprt)) {
		task->tk_rqstp->rq_connect_cookie = xprt->connect_cookie;
		rpc_sleep_on_timeout(&xprt->pending, task, NULL,
				jiffies + task->tk_rqstp->rq_timeout);
				xprt_request_timeout(task->tk_rqstp));

		if (test_bit(XPRT_CLOSING, &xprt->state))
			return;
@@ -1087,7 +1096,7 @@ void xprt_wait_for_reply_request_def(struct rpc_task *task)
	struct rpc_rqst *req = task->tk_rqstp;

	rpc_sleep_on_timeout(&req->rq_xprt->pending, task, xprt_timer,
			jiffies + req->rq_timeout);
			xprt_request_timeout(req));
}
EXPORT_SYMBOL_GPL(xprt_wait_for_reply_request_def);