On Thu Nov 18 10:23:20 EST 2010, quans...@quanstro.net wrote:
> > if(up != nil && up->nlocks.ref)
> > print("qlock: %#p: nlocks %lud\n", getcallerpc(&q),
> > up->nlocks.ref);
> >
> > will no longer need the up != nil test.
>
> that's just wrong. if the kernel is qlocking without
> a up, there's a bug. stack dumps are your friend.
>
> but i have a feeling that there is a mistake in your
> modification to qlock. you didn't have this panic
> before you modified qlock.
and i'm just wrong. intentionally or not, devsd does
qlock things with no up from sdreset(). ether82598
does too (my fault).
- erik
