CANCEL_DELAYED_WORK(9) Driver Basics CANCEL_DELAYED_WORK(9)NAMEcancel_delayed_work - cancel a delayed work
bool cancel_delayed_work(struct delayed_work * dwork);
delayed_work to cancel
Kill off a pending delayed_work. Returns true if dwork was pending and
canceled; false if wasn't pending. Note that the work callback function
may still be running on return, unless it returns true and the work
doesn't re-arm itself. Explicitly flush or use cancel_delayed_work_sync
to wait on it.
This function is safe to call from any context including IRQ handler.
COPYRIGHTKernel Hackers Manual 3.8. June 2014 CANCEL_DELAYED_WORK(9)