From mboxrd@z Thu Jan  1 00:00:00 1970
From: George Dunlap <george.dunlap@eu.citrix.com>
Subject: Re: [PATCH V3] libxl: write IO ABI for disk frontends
Date: Fri, 17 May 2013 09:56:38 +0100
Message-ID: <5195F0C6.2080903@eu.citrix.com>
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To: Wei Liu <wei.liu2@citrix.com>
Cc: Roger Pau Monne <roger.pau@citrix.com>, "xen-devel@lists.xen.org" <xen-devel@lists.xen.org>, Valtteri Kiviniemi <kiviniemi.valtteri@gmail.com>, Ian Campbell <Ian.Campbell@citrix.com>
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On 05/17/2013 09:33 AM, Wei Liu wrote:
> On Fri, May 17, 2013 at 10:36:34AM +0300, Valtteri Kiviniemi wrote:
>> 2013/5/16 Valtteri Kiviniemi <kiviniemi.valtteri@gmail.com>
>>
>>> 2013/5/16 Wei Liu <wei.liu2@citrix.com>
>>>
>>>> On Thu, May 16, 2013 at 03:43:02PM +0300, Valtteri Kiviniemi wrote:
>>>>> Hi,
>>>>>
>>>>> I will test this patch now. Is this patch already included in
>>>> xen-unstable?
>>>>>
>>>>
>>>> Yes, it's in xen-4.3-rc1 now. I would encourage you help testing the
>>>> up coming Xen-4.3-rcX.
>>>>
>>>>
>>>> Wei.
>>>>
>>>
>>> Hi,
>>>
>>> Ok, thanks. I'm building 4.3.0-rc1 now on my test server and I will post
>>> results within 24 hours.
>>>
>>> - Valtteri
>>>
>>
>> Hi,
>>
>> My 32bit debian etch with kernel 2.6.16.33-xen is now booting successfully
>> with Xen 4.3-rc1 and with xl tool stack. So the patch is working as
>> intented. I also tested various xl commands and functions with my legacy
>> domU and all of them seemed to be working (reboot, pause, unpause, shutdown
>
> Thanks for testing.
>
>> etc.) except suspend. Suspend crashes with "Internal error" and the guest
>> console shows error message "Can't suspend SMP guests without
>> CONFIG_HOTPLUG_CPU".
>>
>> 2.6.16.33 kernel does not seem to have cpu hotplug support, or then I just
>> can find it in the kernel menuconfig.
>>
>
> George, should this one be added to your list? (Just found out you're
> already in CC ;-) )

...add "Linux 2.6.16.33 HOTPLUG config option is hard to find" to my 
list?  I'm not sure that would be a 4.3 release blocker... :-)

  -George