Re: [bisected] KVM in 3.19-rc1 is completely broken

["Chen, Tiejun" <tiejun.chen@intel.com>]

On 2014/12/25 1:11, Andy Lutomirski wrote:
> On Wed, Dec 24, 2014 at 12:23 AM, Chen, Tiejun <tiejun.chen@intel.com> wrote:
>> On 2014/12/24 5:29, Andy Lutomirski wrote:
>>>
>>> On Tue, Dec 23, 2014 at 1:13 PM, Paolo Bonzini <pbonzini@redhat.com>
>>> wrote:
>>>>
>>>>
>>>>> I can reproduce it using the same steps on a Sandy Bridge laptop, with
>>>>> whatever QEMU is packaged in Fedora 21.  I attached the config.
>>>>>
>>>>> I also submitted a virtme update for Fedora Rawhide and 21 (20 is
>>>>> still building) in case it helps.  The build is here:
>>>>>
>>>>> http://koji.fedoraproject.org/koji/buildinfo?buildID=600732
>>>>
>>>>
>>>> The other reporter bisected it to
>>>> 0e60b0799fedc495a5c57dbd669de3c10d72edd2.  Can you try its parent?
>>>
>>>
>>> That's what I bisected it to.  The parent works.
>>>
>>>>
>>>> Also, does it break with 3.18 host and 3.19-rc1 guest, or with
>>>> 3.19-rc1 host and 3.18 guest?  (Sorry I should do this myself
>>>> but I'm a bit swamped due to vacation until Jan 6th).
>>>>
>>>
>>> The breakage is with 3.17.7-something L0 and the same test kernel as
>>> L1 and L2.  I think it breaks the same way with 3.19-rc1 as host and
>>> guest without any nesting, but that's awkward to test right now.
>>>
>>
>>
>> Andy,
>>
>> Could you try this?
>>
>> Signed-off-by: Tiejun Chen <tiejun.chen@intel.com>
>
> I applied it by hand, and it survives extremely light testing.
>
> Tested-by: Andy Lutomirski <luto@amacapital.net>
>

Looks good so thanks for your validation.

Tiejun