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Re: pmap vmlocking patch for m68k ports...
Andrew Doran writes:
> On Tue, Jan 29, 2008 at 12:41:59AM +0900, Izumi Tsutsui wrote:
> > oster%cs.usask.ca@localhost wrote:
> > > Digging a bit further, it seems that pmap_motorola.c for m68k archs
> > > hasn't been updated to the New World vmlocking. With help from
> > > bjs@, I have the following patch which gets me over the above
> > > diagnostic panic...
> > >
> > > Any comments on these patches?
> > It seems uvm_kernel_object->vmobjlock should be a mutex,
> > but I doubt pmap->pm_lock is actually required.
> If we ever want to do kernel preemption on m68k it's needed but that's
> very unlikely.
IMO it's needed if we intend to keep sprinking KASSERT()s regarding
those locks.... otherwise DIAGNOSTIC kernels are not going to work on
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