Date: Tue, 3 Apr 2007 13:32:26 -0700 From: "Matthew Jacob" <lydianconcepts@gmail.com> To: "Alex Dupre" <ale@freebsd.org> Cc: freebsd-scsi@freebsd.org, freebsd-current@freebsd.org Subject: Re: targclose doesn't return Message-ID: <7579f7fb0704031332o64d0637coe17770971d5a6e29@mail.gmail.com> In-Reply-To: <461285E0.8000008@FreeBSD.org> References: <46126585.8080204@FreeBSD.org> <46127DF4.5080703@samsco.org> <461285E0.8000008@FreeBSD.org>
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Yeah- I've seen this too.
On 4/3/07, Alex Dupre <ale@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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