Re: [PATCH] xen/arm: route irqs to cpu0

[Julien Grall <julien.grall@linaro.org>]

On 02/21/2014 11:12 AM, George Dunlap wrote:
> On Thu, Feb 20, 2014 at 2:52 PM, Stefano Stabellini
> <stefano.stabellini@eu.citrix.com> wrote:
>> On Wed, 19 Feb 2014, George Dunlap wrote:
>>> On 02/19/2014 01:53 PM, Ian Campbell wrote:
>>>> On Wed, 2014-02-19 at 13:43 +0000, Julien Grall wrote:
>>>>> Hi all,
>>>>>
>>>>> Ping?
>>>> No one made a case for a release exception so I put it in my 4.5 pile.
>>>>
>>>>>   It would be nice to have this patch for Xen 4.4 as IPI priority
>>>>> patch won't be pushed before the release.
>>>>>
>>>>> The patch is a minor change and won't impact normal use. When dom0 is
>>>>> built, Xen always do it on CPU 0.
>>>> Right, so whoever is doing otherwise already has a big pile of patches I
>>>> presume?
>>>>
>>>> It's rather late to be making such changes IMHO, but I'll defer to
>>>> George.
>>>
>>> I can't figure out from the description what's the advantage of having it in
>>> 4.4.
>>
>> People that use the default configuration won't see any differences but
>> people that manually modify Xen to start a second domain and assign a
>> device to it would.
>> To give you a concrete example, it fixes a deadlock reported by
>> Oleksandr Tyshchenko:
>>
>> http://marc.info/?l=xen-devel&m=139099606402232
> 
> Right -- I think if I had been cc'd when the patch was submitted, I
> would have said yes for sure; but at this point I think we just want
> to get 4.4.0 out without any more delays if possible.

You were already CCed from the beginning :).

-- 
Julien Grall