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Date:      Tue, 30 Oct 2001 12:49:46 -0500
From:      Peter Radcliffe <pir@pir.net>
To:        freebsd-mobile@freebsd.org
Subject:   Re: Installing 4.4 on sony vaio c1ve from pcga-cd51 cdrom
Message-ID:  <20011030124945.A26935@pir.net>
In-Reply-To: <200110301734.aa87376@salmon.maths.tcd.ie>; from iedowse@maths.tcd.ie on Tue, Oct 30, 2001 at 05:34:35PM %2B0000
References:  <20011030011041.B10134@pir.net> <200110301734.aa87376@salmon.maths.tcd.ie>

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Ian Dowse <iedowse@maths.tcd.ie> probably said:
> 	/*
> 	 * XXX We unwisely assume that the detach code won't run while the
> 	 * XXX the attach code is attaching.  Someone should put some
> 	 * XXX interlock code.  This can happen if probe/attach takes a while
> 	 * XXX and the user ejects the card, which causes the detach
> 	 * XXX function to be called.
> 	 */
> 	strncpy(desc->name, device_get_nameunit(child), sizeof(desc->name));

Ah, so then I'd guess that this is a side effect from me removing the
card while it was twiddling it's irqs and not the root cause of the
problem.

This problem has left me without a working cdrom drive for my laptop,
though, which is somewhat problematic when I'm travelling :/

> I guess allocate_driver() could call device_get_children on
> 'pccarddev' and check if 'child' is among the list. That would
> cover most cases of the device going away during the call to
> device_probe_and_attach().

*nod*

P.

-- 
pir                pir-sig@pir.net                 pir-sig@net.tufts.edu


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