From: Anthony Krowiak <akrowiak@linux.ibm.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
alex@shazbot.org, linux-s390@vger.kernel.org
Subject: Re: [PATCH] VFIO: remove dead notifier code
Date: Thu, 9 Apr 2026 07:55:27 -0400 [thread overview]
Message-ID: <3b982df9-e470-4cfb-9c4a-3a1b7a1a231a@linux.ibm.com> (raw)
In-Reply-To: <CABgObfZg7HTX=N3cjHCeiZ2KuKSxnbr9Q7-5ciy8WgMPwBhU5g@mail.gmail.com>
On 4/8/26 6:00 PM, Paolo Bonzini wrote:
> On Wed, Apr 8, 2026 at 4:36 PM Paolo Bonzini <pbonzini@redhat.com> wrote:
>> On Wed, Apr 8, 2026 at 4:35 PM Anthony Krowiak <akrowiak@linux.ibm.com> wrote:
>>>
>>>> open_device:
>>>> - The vfio_ap driver uses this callback to register a
>>>> - VFIO_GROUP_NOTIFY_SET_KVM notifier callback function for the matrix mdev
>>>> - devices. The open_device callback is invoked by userspace to connect the
>>>> - VFIO iommu group for the matrix mdev device to the MDEV bus. Access to the
>>>> - KVM structure used to configure the KVM guest is provided via this callback.
>>>> - The KVM structure, is used to configure the guest's access to the AP matrix
>>>> - defined via the vfio_ap mediated device's sysfs attribute files.
>>>> + the open_device callback is invoked by userspace to connect the
>>> Capitalization:
>>> s/the open_device callback/The open device callback/
>>>
>>> Capitalization:
>>> s/this callback/This callback/
>> Heh, I had to pick one or the other (close_device previously used
>> lowercase) and chose the wrong one. :)
> I was going to make the change, but then noticed that lowercase is
> more common in the file:
>
> create:
> allocates the ap_matrix_mdev structure used by the vfio_ap driver to:
>
> remove:
> deallocates the vfio_ap mediated device's ap_matrix_mdev structure.
> This will be allowed only if a running guest is not using the mdev.
>
> ioctl:
> this callback handles the VFIO_DEVICE_GET_INFO and VFIO_DEVICE_RESET
> ioctls defined by the vfio framework.
>
> What do you think?
It's not critical. If that's the case, leave it lower case
>
> Paolo
>
next prev parent reply other threads:[~2026-04-09 11:55 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-07 17:59 [PATCH] VFIO: remove dead notifier code Paolo Bonzini
2026-04-08 14:34 ` Anthony Krowiak
2026-04-08 14:36 ` Paolo Bonzini
2026-04-08 22:00 ` Paolo Bonzini
2026-04-09 11:55 ` Anthony Krowiak [this message]
2026-04-10 18:10 ` Jason Gunthorpe
2026-04-10 19:32 ` Alex Williamson
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