diff options
Diffstat (limited to 'net/sunrpc/sched.c')
-rw-r--r-- | net/sunrpc/sched.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index 7e0f7b83262f..40944c34a9e4 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -58,6 +58,20 @@ static struct rpc_wait_queue delay_queue; struct workqueue_struct *rpciod_workqueue __read_mostly; struct workqueue_struct *xprtiod_workqueue __read_mostly; +unsigned long +rpc_task_timeout(const struct rpc_task *task) +{ + unsigned long timeout = READ_ONCE(task->tk_timeout); + + if (timeout != 0) { + unsigned long now = jiffies; + if (time_before(now, timeout)) + return timeout - now; + } + return 0; +} +EXPORT_SYMBOL_GPL(rpc_task_timeout); + /* * Disable the timer for a given RPC task. Should be called with * queue->lock and bh_disabled in order to avoid races within |