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Date: Mon, 30 Aug 2004 17:53:44 -0600
From: Scott Long <scottl@freebsd.org>
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To: Stephan Uphoff <ups@tree.com>
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cc: Sam <sah@softcardsystems.com>
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Subject: Re: splxxx level?
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Stephan Uphoff wrote:

> Hi,
> 
> Disclaimer: I never developed for FreeBSD 4.X
> and might be a few miles off target...
> 
> I vaguely recall seeing that vinum issues
> new strategy calls to member disks
> in the context of a buffer's biodone callback.
> 
> Because of this mixing local and network 
> disks in a vinum set could cause the network 
> disk's strategy to be called in the the 
> interrupt context of the local disk controller.
> ( And the other way round?)
> 
> 

Interesting observation, and I don't have a good
answer for that.  I guess for now it'll be prudent
to avoid mixing subsystems like this.

Scott