[Xen-devel] RE: [PATCH] [BUGFIX] Disallow save / migrate of a domain with real PCI devices

["Petersson, Mats" <Mats.Petersson@xxxxxxx>]

Looks goog to me - but I'm no expert at those paths...

--
Mats 

> -----Original Message-----
> From: M.A. Williamson [mailto:maw48@xxxxxxxxxxxxxxxx] On 
> Behalf Of Mark Williamson
> Sent: 29 June 2007 19:01
> To: Keir Fraser
> Cc: Ian Campbell; xen-devel@xxxxxxxxxxxxxxxxxxx; Petersson, Mats
> Subject: [PATCH] [BUGFIX] Disallow save / migrate of a domain 
> with real PCI devices
> 
> If a domain has PCI devices then we can't safely save or migrate it.
> 
> At least one user has had system crashes due to this, and the way the 
> xendomains script automatically saves and restores domains on 
> reboot.  Since 
> there's no sensible semantics for it at the moment, we should 
> disallow it and 
> return an appropriate error message to xm.
> 
> The first attached patch prevents the suspend from occurring, 
> the second 
> ensures that the appropriate errors are fed back to the user.
> 
> Signed-off-by: Mark Williamson <mark.williamson@xxxxxxxxxxxx>
> 
> -- 
> Dave: Just a question. What use is a unicyle with no seat?  
> And no pedals!
> Mark: To answer a question with a question: What use is a skateboard?
> Dave: Skateboards have wheels.
> Mark: My wheel has a wheel!
> 



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