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From: Simon Martin <furryfuttock@gmail.com>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Ian Campbell <ian.campbell@citrix.com>,
	George Dunlap <George.Dunlap@eu.citrix.com>,
	Ian Jackson <Ian.Jackson@eu.citrix.com>,
	"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
	David Vrabel <david.vrabel@citrix.com>,
	xen-users@lists.xenproject.org,
	Boris Ostrovsky <boris.ostrovsky@oracle.com>,
	Atom2 <ariel.atom2@web2web.at>,
	Roger Pau Monne <roger.pau@citrix.com>
Subject: Re: 10s shutdown delay for PV guests with PCI passthrough
Date: Sun, 20 Jul 2014 21:01:38 +0100	[thread overview]
Message-ID: <979055991.20140720210138@gmail.com> (raw)
In-Reply-To: <20140718184506.GD15947@laptop.dumpdata.com>

Hello Konrad,

Friday, July 18, 2014, 7:45:06 PM, you wrote:

>>
>> 3.- frontend set state XenbusStateInitialising and waits for frontend
>> to go to a state in the interval [XenbusStateInitWait,
>> XenbusStateClosed).
>> 
>> If I perform step 3 then the frontend never exits as the backend state
>> stays at XenbusStateClosed

> It looks like there is no code for XenbusStateInitialising so it
> just ignores it. There is a state for XenbusStateInitialised.

OK.  So  do  I set XenbusStateInitialised? If so, what's the handshake
value from the backend?

>> 
>> If I do not perform step 3 then PV shutsdown after a 10s timeout.

> How does it shutdown? What causes the shutdown?

PV will exit, however xl does not release the domain for another 10s.

-- 
Best regards,
 Simon                            mailto:furryfuttock@gmail.com

  reply	other threads:[~2014-07-20 20:01 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-17 14:41 10s shutdown delay for PV guests with PCI passthrough Simon Martin
2014-07-18 18:45 ` Konrad Rzeszutek Wilk
2014-07-20 20:01   ` Simon Martin [this message]
2014-08-04 13:53     ` Is: Xen pci backend state transition from Closed -> Initialized broken. Was:Re: " Konrad Rzeszutek Wilk

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