On 10/16/07, Bryan Wu <[email protected]> wrote:
> On 10/16/07, Dmitry Torokhov <[email protected]> wrote:
> > On 10/15/07, Bryan Wu <[email protected]> wrote:
> > > On 10/15/07, Dmitry Torokhov <[email protected]> wrote:
> > > >
> > > > Completion is just not a good abstraction here... Please use work
> > > > abstraction and possibly a separate workqueue.
> > >
> > > Yes, I agree with you now, although I have a little concern about the
> > > possibility of big delay introduced by workqueue.
> > >
> >
> > Having a separate workqueue should isolate the driver from users
> > hogging keventd. Otherwise the speed should be pretty much the same as
> > with a kthread.
> >
>
> Does this driver need the create a new kthread instead of keventd?
> I think keventd might be sufficient for this driver.
>
No it does not have to start a new workqueue. I'd start with keventd
and only implement a separate workqueue later if I saw the driver
being starved by other keventd users.
--
Dmitry
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