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SUNRPC: Don't wake queued RPC calls multiple times in xprt_transmit
Rather than waking up the entire queue of RPC messages a second time, just wake up the task that was put to sleep. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
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commit
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1 changed files with 3 additions and 6 deletions
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@ -1079,13 +1079,10 @@ void xprt_transmit(struct rpc_task *task)
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spin_lock(&xprt->recv_lock);
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if (test_bit(RPC_TASK_NEED_RECV, &task->tk_runstate)) {
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rpc_sleep_on(&xprt->pending, task, xprt_timer);
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/*
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* Send an extra queue wakeup call if the
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* connection was dropped in case the call to
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* rpc_sleep_on() raced.
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*/
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/* Wake up immediately if the connection was dropped */
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if (!xprt_connected(xprt))
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xprt_wake_pending_tasks(xprt, -ENOTCONN);
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rpc_wake_up_queued_task_set_status(&xprt->pending,
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task, -ENOTCONN);
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}
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spin_unlock(&xprt->recv_lock);
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}
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