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Re: bus_space(9) overrides & resource reservations



On Thu, May 27, 2010 at 07:05:15PM +0000, Eduardo Horvath wrote:
> On Thu, 27 May 2010, David Young wrote:
> > Does this problem arise in any MI code that you are aware of?
> 
> No.  But no MI code I'm aware of fiddles with bus_space_tags.  Those are 
> set up by MD code and passed in to MI routines which only use them.  I'm a 
> bit concerned about what could happen once MI code starts messing around 
> with what was carefully crafted by MD code without the MD code being aware 
> of it.

It's not about "fiddling" or "messing" with an MD tag behind MD code's
back.  In fact, the MD tag is opaque.

Dave

-- 
David Young             OJC Technologies
dyoung%ojctech.com@localhost      Urbana, IL * (217) 278-3933


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