Re: [Xen-devel] xl shutdown --wait "racy"

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Wed, 2014-04-16 at 16:08 +0200, Sander Eikelenboom wrote:
> Hi Ian (C|J) Konrad,
> 
> I'm currently trying to workaround the pci-(detach|assignable-remove) issues 
> i 
> reported earlier. 
> 
> The workaround i thought of was:
> - shutting down the guest
> - starting it without 1 of the original devices passed through
> - use xl pci-assignable-remove and bind the device to the dom0 driver.
> 
> But during this i noticed that a "xl shutdown --wait" does wait .. but 
> returns:
> - Before the domain is removed from for instance "xl list", it still listed 
> there in 
> "--ps--" state.
> - before pciback has done it's restore config space magic.
> 
> So it seems the wait loop is exiting somewhat prematurely, is this expected ? 

It is waiting for the domain to be shutdown (state 's') not for the
domain to be destroyed. So it's doing what it said it would (I
appreciate you might not find this distinction helpful under the
circumstances...)

Ian.


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