mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 19:00:25 +00:00
rpc: add rpc_queue_empty function
Signed-off-by: Alexandros Batsakis <batsakis@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
parent
afe6c27ccb
commit
48f1861242
2 changed files with 15 additions and 0 deletions
|
@ -229,6 +229,7 @@ void rpc_wake_up_queued_task(struct rpc_wait_queue *,
|
|||
void rpc_wake_up(struct rpc_wait_queue *);
|
||||
struct rpc_task *rpc_wake_up_next(struct rpc_wait_queue *);
|
||||
void rpc_wake_up_status(struct rpc_wait_queue *, int);
|
||||
int rpc_queue_empty(struct rpc_wait_queue *);
|
||||
void rpc_delay(struct rpc_task *, unsigned long);
|
||||
void * rpc_malloc(struct rpc_task *, size_t);
|
||||
void rpc_free(void *);
|
||||
|
|
|
@ -384,6 +384,20 @@ static void rpc_wake_up_task_queue_locked(struct rpc_wait_queue *queue, struct r
|
|||
__rpc_do_wake_up_task(queue, task);
|
||||
}
|
||||
|
||||
/*
|
||||
* Tests whether rpc queue is empty
|
||||
*/
|
||||
int rpc_queue_empty(struct rpc_wait_queue *queue)
|
||||
{
|
||||
int res;
|
||||
|
||||
spin_lock_bh(&queue->lock);
|
||||
res = queue->qlen;
|
||||
spin_unlock_bh(&queue->lock);
|
||||
return (res == 0);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(rpc_queue_empty);
|
||||
|
||||
/*
|
||||
* Wake up a task on a specific queue
|
||||
*/
|
||||
|
|
Loading…
Reference in a new issue