Question about _wq in the class Sender

[Yuxin Ren]

This makes sense.
However I think the receiver needs this queue to save senders who want to
talk to it.
So why does sender still need this "_wq"?

Thank you.


On Mon, Jul 14, 2014 at 5:06 PM, Adam Lackorzynski <
adam at os.inf.tu-dresden.de> wrote:

> On Thu Jul 10, 2014 at 14:20:20 -0400, Yuxin Ren wrote:
> > I note in the Sender class there is a variable "_wq".
> > What is the role of this variable?
> > And in the IPC, we set it to the sender_list of receiver.
> > Why?
>
> wq is short for wait-queue and it is used during IPC to connect sender
> and receiver. The queue is prio sorted so that IPCs happen according to
> their prio.
>
>
>
> Adam
> --
> Adam                 adam at os.inf.tu-dresden.de
>   Lackorzynski         http://os.inf.tu-dresden.de/~adam/
>
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