Re: About support for rtVAX300

[Johnny Billquist <bqt%update.uu.se@localhost>]

On 2013-01-14 14:47, Holm Tiffe wrote:
> Martin Husemann wrote:
>
> > On Mon, Jan 14, 2013 at 02:36:56PM +0100, Holm Tiffe wrote:
> > > ..but it looks lik it where be working:
> > >
> > > db> show all procs
> > > PID    LID S CPU     FLAGS       STRUCT LWP *               NAME WAIT
> > > 2    >   1 7   0     40000           80e33d20               init
> > > 1        1 3   0        80           80f47aa0               init wait
> >
> > yay!
> >
> > > > > > lock address : 0x000000008020e078 type     :               spin
> > > > > > initialized  : 0x00000000800e4f74
> >
> > so:
> >
> > x/i 0x00000000800e4f74
> >
> > should tell you what code initialized the lock in question, and maybe
> >
> > x/x 0x000000008020e078
> >
> > will tell more about the lock itself.
> >
> > Martin
>
> Like this?
>
> root time: 0x50f40b95
> root file system type: nfs
> TODR stoppedWARNING: preposterous TOD clock time
> WARNING: using filesystem time
> WARNING: CHECK AND RESET THE DATE!
> init: copying out path `/sbin/init' 11
> Mutex error: lockdebug_wantlock: locking against myself
>
> lock address : 0x000000008021b2e8 type     :               spin
> initialized  : 0x00000000800ebae6
> shared holds :                  0 exclusive:                  1
> shares wanted:                  0 exclusive:                  1
> current cpu  :                  0 last held:                  0
> current lwp  : 0x0000000080f3faa0 last held: 0x0000000080f3faa0
> last locked* : 0x00000000800ec6fc unlocked : 000000000000000000
> owner field  : 0x0000000000011700 wait/spin:                0/1
>
> panic: LOCKDEBUG
> Stopped in pid 1.1 (init) at    netbsd:panic+0x19:      nop
> db> x/i 0x00000000800ebae6
> netbsd:pmap_bootstrap+0x360:    movl    avail_end, r1
> db> x/x 0x000000008021b2e8
> netbsd:pvtable_lock:    11701
> db>

Hmm. Here?

#if defined(MULTIPROCESSOR) || defined(LOCKDEBUG)
        mutex_init(&pvtable_lock, MUTEX_DEFAULT, IPL_VM);
#endif

But I don't understand how the init can cause that? I must be missing 
something...

        Johnny

--
Johnny Billquist                  || "I'm on a bus
                                  ||  on a psychedelic trip
email: bqt%softjar.se@localhost             ||  Reading murder books
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