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SUNRPC: Remove the bh-safe lock requirement on the rpc_wait_queue->lock
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
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b5e924191f
commit
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@ -432,9 +432,9 @@ void rpc_sleep_on_timeout(struct rpc_wait_queue *q, struct rpc_task *task,
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/*
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* Protect the queue operations.
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*/
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spin_lock_bh(&q->lock);
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spin_lock(&q->lock);
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__rpc_sleep_on_priority_timeout(q, task, timeout, task->tk_priority);
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spin_unlock_bh(&q->lock);
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spin_unlock(&q->lock);
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}
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EXPORT_SYMBOL_GPL(rpc_sleep_on_timeout);
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@ -450,9 +450,9 @@ void rpc_sleep_on(struct rpc_wait_queue *q, struct rpc_task *task,
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/*
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* Protect the queue operations.
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*/
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spin_lock_bh(&q->lock);
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spin_lock(&q->lock);
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__rpc_sleep_on_priority(q, task, task->tk_priority);
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spin_unlock_bh(&q->lock);
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spin_unlock(&q->lock);
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}
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EXPORT_SYMBOL_GPL(rpc_sleep_on);
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@ -466,9 +466,9 @@ void rpc_sleep_on_priority_timeout(struct rpc_wait_queue *q,
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/*
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* Protect the queue operations.
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*/
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spin_lock_bh(&q->lock);
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spin_lock(&q->lock);
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__rpc_sleep_on_priority_timeout(q, task, timeout, priority);
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spin_unlock_bh(&q->lock);
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spin_unlock(&q->lock);
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}
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EXPORT_SYMBOL_GPL(rpc_sleep_on_priority_timeout);
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@ -483,9 +483,9 @@ void rpc_sleep_on_priority(struct rpc_wait_queue *q, struct rpc_task *task,
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/*
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* Protect the queue operations.
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*/
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spin_lock_bh(&q->lock);
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spin_lock(&q->lock);
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__rpc_sleep_on_priority(q, task, priority);
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spin_unlock_bh(&q->lock);
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spin_unlock(&q->lock);
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}
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EXPORT_SYMBOL_GPL(rpc_sleep_on_priority);
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@ -563,9 +563,9 @@ void rpc_wake_up_queued_task_on_wq(struct workqueue_struct *wq,
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{
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if (!RPC_IS_QUEUED(task))
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return;
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spin_lock_bh(&queue->lock);
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spin_lock(&queue->lock);
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rpc_wake_up_task_on_wq_queue_locked(wq, queue, task);
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spin_unlock_bh(&queue->lock);
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spin_unlock(&queue->lock);
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}
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/*
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@ -575,9 +575,9 @@ void rpc_wake_up_queued_task(struct rpc_wait_queue *queue, struct rpc_task *task
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{
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if (!RPC_IS_QUEUED(task))
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return;
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spin_lock_bh(&queue->lock);
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spin_lock(&queue->lock);
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rpc_wake_up_task_queue_locked(queue, task);
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spin_unlock_bh(&queue->lock);
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spin_unlock(&queue->lock);
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}
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EXPORT_SYMBOL_GPL(rpc_wake_up_queued_task);
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@ -610,9 +610,9 @@ rpc_wake_up_queued_task_set_status(struct rpc_wait_queue *queue,
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{
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if (!RPC_IS_QUEUED(task))
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return;
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spin_lock_bh(&queue->lock);
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spin_lock(&queue->lock);
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rpc_wake_up_task_queue_set_status_locked(queue, task, status);
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spin_unlock_bh(&queue->lock);
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spin_unlock(&queue->lock);
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}
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/*
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@ -675,12 +675,12 @@ struct rpc_task *rpc_wake_up_first_on_wq(struct workqueue_struct *wq,
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dprintk("RPC: wake_up_first(%p \"%s\")\n",
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queue, rpc_qname(queue));
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spin_lock_bh(&queue->lock);
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spin_lock(&queue->lock);
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task = __rpc_find_next_queued(queue);
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if (task != NULL)
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task = rpc_wake_up_task_on_wq_queue_action_locked(wq, queue,
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task, func, data);
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spin_unlock_bh(&queue->lock);
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spin_unlock(&queue->lock);
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return task;
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}
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@ -719,7 +719,7 @@ void rpc_wake_up(struct rpc_wait_queue *queue)
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{
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struct list_head *head;
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spin_lock_bh(&queue->lock);
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spin_lock(&queue->lock);
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head = &queue->tasks[queue->maxpriority];
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for (;;) {
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while (!list_empty(head)) {
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@ -733,7 +733,7 @@ void rpc_wake_up(struct rpc_wait_queue *queue)
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break;
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head--;
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}
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spin_unlock_bh(&queue->lock);
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spin_unlock(&queue->lock);
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}
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EXPORT_SYMBOL_GPL(rpc_wake_up);
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@ -748,7 +748,7 @@ void rpc_wake_up_status(struct rpc_wait_queue *queue, int status)
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{
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struct list_head *head;
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spin_lock_bh(&queue->lock);
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spin_lock(&queue->lock);
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head = &queue->tasks[queue->maxpriority];
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for (;;) {
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while (!list_empty(head)) {
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@ -763,7 +763,7 @@ void rpc_wake_up_status(struct rpc_wait_queue *queue, int status)
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break;
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head--;
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}
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spin_unlock_bh(&queue->lock);
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spin_unlock(&queue->lock);
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}
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EXPORT_SYMBOL_GPL(rpc_wake_up_status);
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@ -775,7 +775,7 @@ static void __rpc_queue_timer_fn(struct work_struct *work)
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struct rpc_task *task, *n;
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unsigned long expires, now, timeo;
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spin_lock_bh(&queue->lock);
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spin_lock(&queue->lock);
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expires = now = jiffies;
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list_for_each_entry_safe(task, n, &queue->timer_list.list, u.tk_wait.timer_list) {
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timeo = task->tk_timeout;
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@ -790,7 +790,7 @@ static void __rpc_queue_timer_fn(struct work_struct *work)
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}
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if (!list_empty(&queue->timer_list.list))
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rpc_set_queue_timer(queue, expires);
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spin_unlock_bh(&queue->lock);
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spin_unlock(&queue->lock);
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}
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static void __rpc_atrun(struct rpc_task *task)
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@ -937,13 +937,13 @@ static void __rpc_execute(struct rpc_task *task)
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* rpc_task pointer may still be dereferenced.
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*/
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queue = task->tk_waitqueue;
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spin_lock_bh(&queue->lock);
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spin_lock(&queue->lock);
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if (!RPC_IS_QUEUED(task)) {
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spin_unlock_bh(&queue->lock);
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spin_unlock(&queue->lock);
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continue;
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}
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rpc_clear_running(task);
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spin_unlock_bh(&queue->lock);
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spin_unlock(&queue->lock);
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if (task_is_async)
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return;
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