linux-kernel - Re: [PATCH 0/2] s390/vfio-ap: do not open code locks for VFIO_GROUP_NOTIFY_SET

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Date:   Tue, 3 Aug 2021 09:34:02 -0400
From:   Tony Krowiak <akrowiak@...ux.ibm.com>
To:     Jason Gunthorpe <jgg@...dia.com>
Cc:     Halil Pasic <pasic@...ux.ibm.com>, linux-s390@...r.kernel.org,
        linux-kernel@...r.kernel.org, borntraeger@...ibm.com,
        cohuck@...hat.com, pasic@...ux.vnet.ibm.com, jjherne@...ux.ibm.com,
        alex.williamson@...hat.com, kwankhede@...dia.com, david@...hat.com,
        pbonzini@...hat.com, frankja@...ux.ibm.com, imbrenda@...ux.ibm.com
Subject: Re: [PATCH 0/2] s390/vfio-ap: do not open code locks for
 VFIO_GROUP_NOTIFY_SET_KVM notification



On 8/3/21 9:08 AM, Jason Gunthorpe wrote:
> On Mon, Aug 02, 2021 at 12:32:12PM -0400, Tony Krowiak wrote:
>> On 8/2/21 9:53 AM, Halil Pasic wrote:
>>> On Mon, 2 Aug 2021 09:10:26 -0400
>>> Tony Krowiak <akrowiak@...ux.ibm.com> wrote:
>>>
>>>> PING!
>>>>
>>>> This patch will pre-req version 17 of a patch series I have waiting in
>>>> the wings,
>>>> so I'd like to get this one merged ASAP. In particular, if a KVM
>>>> maintainer can
>>>> take a look at the comments concerning the taking of the kvm->lock
>>>> before the
>>>> matrix_mdev->lock it would be greatly appreciated. Those comments begin with
>>>> Message ID <20210727004329.3bcc7d4f.pasic@...ux.ibm.com> from Halil Pasic.
>>> As far as I'm concerned, we can move forward with this. Was this
>>> supposed to go in via Alex's tree?
>> I am not certain, Christian queued the previous patches related to
>> this on:
>>
>>
>> https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git/log/?h=fixes
>>
>> Jason G., since this will need to be integrated with your other patches,
>> where should this be queued?
> I prefer changes to the vfio stuff go to Alex as we are changing it a
> lot as well this cycle.

Thanks Jason.

>
> Jason