targclose doesn't return

[Scott Long]

My guess is that the kninit() in targopen isn't being cleaned up from in
targclose.  I'm not terribly familiar in how the knote API works,
though.

Scott


Matthew Jacob wrote:
> Yeah- I've seen this too.
> 
> On 4/3/07, Alex Dupre <ale at freebsd.org> wrote:
>> Scott Long wrote:
>> > Are there any other console messages from the targ driver?  Can you
>> > turn on CAMDEBUG and send us the trace of what is going on?
>>
>> CAMDEBUG is already on, but simply opening/closing the targ device,
>> without sending any ioctl to enable it, shouldn't produce any CAM
>> message. I traced the kernel thread and I found that it doesn't return
>> from the destroy_devl() function: csw->d_purge is NULL and
>> dev->si_threadcount is '1'. The thread enters the following block
>> (kern_conf.c, row 690) and never exits.
>>
>>
>>        while (dev->si_threadcount != 0) {
>>                /* Use unique dummy wait ident */
>>                msleep(&csw, &devmtx, PRIBIO, "devdrn", hz / 10);
>>        }
>>
>>
>> -- 
>> Alex Dupre
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