On Sat, 26 May 2007, Benjamin Herrenschmidt wrote:
> On Fri, 2007-05-25 at 18:18 +0200, Arnd Bergmann wrote:
> > > +static u64 ps3stor_wait_for_completion(u64 devid, u64 tag,
> > > + unsigned int timeout)
> > > +{
> > > + unsigned int retries = 0;
> > > + u64 res = -1, status;
> > > +
> > > + for (retries = 0; retries < timeout; retries++) {
> > > + res =
> > lv1_storage_check_async_status(NOTIFICATION_DEVID, tag,
> > > + &status);
> > > + if (!res)
> > > + break;
> > > + set_current_state(TASK_INTERRUPTIBLE);
> > > + schedule_timeout(1);
> > > + }
> >
> > Any reason not to use msleep(1) instead of the schedule_timeout?
>
> Both look equally ugly though... do you really have to poll ?
The special notification device (NOTIFICATION_DEVID = -1) is not in the
repository and AFAIK it doesn't have an interrupt attached to it.
Note that this is used during probing only.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- Sony Network and Software Technology Center Europe (NSCE)
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