From: Kirti Wankhede <kwankhede@nvidia.com>
To: Christoph Hellwig <hch@lst.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jason Gunthorpe <jgg@nvidia.com>,
"Alex Williamson" <alex.williamson@redhat.com>
Cc: 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: Thu, 17 Jun 2021 01:50:40 +0530 [thread overview]
Message-ID: <161fdf49-9577-1273-3709-9e288838aa1c@nvidia.com> (raw)
In-Reply-To: <20210615133519.754763-8-hch@lst.de>
On 6/15/2021 7:05 PM, 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>
> ---
> drivers/vfio/mdev/mdev_core.c | 30 ++++++++++++++++++++++--------
> drivers/vfio/mdev/mdev_driver.c | 10 ++++++++++
> include/linux/mdev.h | 2 ++
> 3 files changed, 34 insertions(+), 8 deletions(-)
Reviewed-by: Kirti Wankhede <kwankhede@nvidia.com>
next prev parent reply other threads:[~2021-06-16 20:20 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
2021-06-16 6:39 ` Greg Kroah-Hartman
2021-06-16 20:20 ` Kirti Wankhede [this message]
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
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