> I'm looking for someone to explain to me how schedule_time() and the
> waitqueue work together in the usb_bulk_msg() code. Basically, I'm trying
> to URBify the usb-storage driver, and I need to understand how this all
> works together in order to do that properly.
DECLARE_WAITQUEUE(wait,current)
add_wait_queue(&dev->queue, wait);
while(whatever)
{
do stuff;
set_current_state(TASK_UNINTERRUPTIBLE);
if (do if need to sleep checks)
schedule_timeout(2*HZ)
set_current_state(TASK_RUNNING);
}
remove_wait_queue(&dev->queue, wait);
Alan
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