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Date:      Mon, 25 Oct 1999 19:05:03 -0600
From:      Nate Williams <nate@mt.sri.com>
To:        Terry Lambert <tlambert@primenet.com>
Cc:        nate@mt.sri.com, imp@village.org, arch@freebsd.org
Subject:   Re: Racing interrupts
Message-ID:  <199910260105.TAA16714@mt.sri.com>
In-Reply-To: <199910260056.RAA20467@usr06.primenet.com>
References:  <199910251646.KAA13773@mt.sri.com> <199910260056.RAA20467@usr06.primenet.com>

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> > In other words, I don't think a hardware solution exists.  PHK and I
> > have talked a 'bit' about this problem, and he's convinced me (in time)
> > that it not a problem that can be solved completely.  IMO, you can't
> > sufficiently abstract it from the device, and each and every device
> > driver requires alot of specific code that overly complicates/obfuscates
> > the drivers in the tree.
> 
> I disagree.  Windows will actually pop up a dialog to complain
> about a card being ejected while it is active ("started").

Sometimes it will.  I Win95 it 'mostly works', and on '98 it sometimes
works.  Sometimes it hangs the box, sometimes it whines.

> The system will not crash as a result of this.

Not true, it will hang the system.  I can show this if more proof is
needed on my laptop.  There is no software solution that will avoid all
problems.

[
Deleted rest of article since it is based on assumptions that I don't
ascribe to...
]



Nate




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