From: Jason Gunthorpe <jgg@nvidia.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Christoph Hellwig <hch@lst.de>,
Alex Williamson <alex.williamson@redhat.com>,
Kirti Wankhede <kwankhede@nvidia.com>,
David Airlie <airlied@linux.ie>,
Tony Krowiak <akrowiak@linux.ibm.com>,
Christian Borntraeger <borntraeger@de.ibm.com>,
Cornelia Huck <cohuck@redhat.com>,
Jonathan Corbet <corbet@lwn.net>, Daniel Vetter <daniel@ffwll.ch>,
dri-devel@lists.freedesktop.org,
Vasily Gorbik <gor@linux.ibm.com>,
Heiko Carstens <hca@linux.ibm.com>,
intel-gfx@lists.freedesktop.org,
Jani Nikula <jani.nikula@linux.intel.com>,
Jason Herne <jjherne@linux.ibm.com>,
Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
kvm@vger.kernel.org, linux-doc@vger.kernel.org,
linux-s390@vger.kernel.org, Halil Pasic <pasic@linux.ibm.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Rodrigo Vivi <rodrigo.vivi@intel.com>
Subject: Re: [PATCH 07/10] vfio/mdev: Allow the mdev_parent_ops to specify the device driver to bind
Date: Tue, 15 Jun 2021 21:00:40 -0300 [thread overview]
Message-ID: <20210616000040.GE1002214@nvidia.com> (raw)
In-Reply-To: <YMi1EcrhatlaH4AX@kroah.com>
On Tue, Jun 15, 2021 at 04:11:29PM +0200, Greg Kroah-Hartman wrote:
> On Tue, Jun 15, 2021 at 03:35:16PM +0200, Christoph Hellwig wrote:
> > From: Jason Gunthorpe <jgg@nvidia.com>
> >
> > This allows a mdev driver to opt out of using vfio_mdev.c, instead the
> > driver will provide a 'struct mdev_driver' and register directly with the
> > driver core.
> >
> > Much of mdev_parent_ops becomes unused in this mode:
> > - create()/remove() are done via the mdev_driver probe()/remove()
> > - mdev_attr_groups becomes mdev_driver driver.dev_groups
> > - Wrapper function callbacks are replaced with the same ones from
> > struct vfio_device_ops
> >
> > Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
> > Signed-off-by: Christoph Hellwig <hch@lst.de>
>
> Messy, but ok...
Is there something you'd like to see changed, eg in later patches?
This whole work still has another approx 30 patches to go and much of
this ends up being erased once the drivers are all converted.
Jason
next prev parent reply other threads:[~2021-06-16 0:00 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-15 13:35 Allow mdev drivers to directly create the vfio_device (v3) Christoph Hellwig
2021-06-15 13:35 ` [PATCH 01/10] driver core: Pull required checks into driver_probe_device() Christoph Hellwig
2021-06-15 13:35 ` [PATCH 02/10] driver core: Better distinguish probe errors in really_probe Christoph Hellwig
2021-06-15 13:53 ` Cornelia Huck
2021-06-15 14:09 ` Greg Kroah-Hartman
2021-06-15 14:09 ` Greg Kroah-Hartman
2021-06-16 20:20 ` Kirti Wankhede
2021-06-15 13:35 ` [PATCH 03/10] driver core: Flow the return code from ->probe() through to sysfs bind Christoph Hellwig
2021-06-15 13:35 ` [PATCH 04/10] driver core: Don't return EPROBE_DEFER to userspace during " Christoph Hellwig
2021-06-15 14:03 ` Cornelia Huck
2021-06-15 19:36 ` Alex Williamson
2021-06-15 13:35 ` [PATCH 05/10] driver core: Export device_driver_attach() Christoph Hellwig
2021-06-15 14:10 ` Greg Kroah-Hartman
2021-06-15 13:35 ` [PATCH 06/10] vfio/mdev: Remove CONFIG_VFIO_MDEV_DEVICE Christoph Hellwig
2021-06-15 14:10 ` Greg Kroah-Hartman
2021-06-16 20:20 ` Kirti Wankhede
2021-06-15 13:35 ` [PATCH 07/10] vfio/mdev: Allow the mdev_parent_ops to specify the device driver to bind Christoph Hellwig
2021-06-15 14:06 ` Cornelia Huck
2021-06-15 14:11 ` Greg Kroah-Hartman
2021-06-16 0:00 ` Jason Gunthorpe [this message]
2021-06-16 6:39 ` Greg Kroah-Hartman
2021-06-16 20:20 ` Kirti Wankhede
2021-06-15 13:35 ` [PATCH 08/10] vfio/mtty: Convert to use vfio_register_group_dev() Christoph Hellwig
2021-06-15 14:11 ` Greg Kroah-Hartman
2021-06-16 20:20 ` Kirti Wankhede
2021-06-15 13:35 ` [PATCH 09/10] vfio/mdpy: " Christoph Hellwig
2021-06-15 14:12 ` Greg Kroah-Hartman
2021-06-15 13:35 ` [PATCH 10/10] vfio/mbochs: " Christoph Hellwig
2021-06-15 14:12 ` Greg Kroah-Hartman
2021-06-15 19:35 ` Allow mdev drivers to directly create the vfio_device (v3) Alex Williamson
2021-06-15 20:35 ` Jason Gunthorpe
2021-06-16 3:13 ` Christoph Hellwig
2021-06-16 14:03 ` Jason Gunthorpe
-- strict thread matches above, loose matches on Subject: below --
2021-06-17 14:22 Allow mdev drivers to directly create the vfio_device (v4) Christoph Hellwig
2021-06-17 14:22 ` [PATCH 07/10] vfio/mdev: Allow the mdev_parent_ops to specify the device driver to bind Christoph Hellwig
2021-06-14 15:08 Allow mdev drivers to directly create the vfio_device (v2 / alternative) Christoph Hellwig
2021-06-14 15:08 ` [PATCH 07/10] vfio/mdev: Allow the mdev_parent_ops to specify the device driver to bind Christoph Hellwig
2021-06-15 10:54 ` Cornelia Huck
2021-06-08 0:55 [PATCH 00/10] Allow mdev drivers to directly create the vfio_device Jason Gunthorpe
2021-06-08 0:55 ` [PATCH 07/10] vfio/mdev: Allow the mdev_parent_ops to specify the device driver to bind Jason Gunthorpe
2021-06-08 6:21 ` Christoph Hellwig
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210616000040.GE1002214@nvidia.com \
--to=jgg@nvidia.com \
--cc=airlied@linux.ie \
--cc=akrowiak@linux.ibm.com \
--cc=alex.williamson@redhat.com \
--cc=borntraeger@de.ibm.com \
--cc=cohuck@redhat.com \
--cc=corbet@lwn.net \
--cc=daniel@ffwll.ch \
--cc=dri-devel@lists.freedesktop.org \
--cc=gor@linux.ibm.com \
--cc=gregkh@linuxfoundation.org \
--cc=hca@linux.ibm.com \
--cc=hch@lst.de \
--cc=intel-gfx@lists.freedesktop.org \
--cc=jani.nikula@linux.intel.com \
--cc=jjherne@linux.ibm.com \
--cc=joonas.lahtinen@linux.intel.com \
--cc=kvm@vger.kernel.org \
--cc=kwankhede@nvidia.com \
--cc=linux-doc@vger.kernel.org \
--cc=linux-s390@vger.kernel.org \
--cc=pasic@linux.ibm.com \
--cc=rafael@kernel.org \
--cc=rodrigo.vivi@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).