On Wednesday 01 February 2006 07:28, Arjan van de Ven wrote:
>
> > -struct wlandevice {
> > +struct acx_device {
> > + /* most frequent accesses first (dereferencing and cache line!) */
> > +
> > + /*** Locking ***/
> > + struct semaphore sem;
> > + spinlock_t lock;
> > +#if defined(PARANOID_LOCKING) /* Lock debugging */
> > + const char *last_sem;
> > + const char *last_lock;
> > + unsigned long sem_time;
> > + unsigned long lock_time;
> > +#endif
> > +
>
> any chance of turning this into a mutex instead?
> (and you get some of the debugging for free instead that way)
(/me is reading Ingo's docs...)
Nice :)
Yes, we will do the conversion later. For now we want our driver
usable on vanilla 2.6.10.
--
vda
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