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authorChristoph Hellwig <hch@lst.de>2022-09-23 11:26:43 +0200
committerAlex Williamson <alex.williamson@redhat.com>2022-10-04 12:06:58 -0600
commitda44c340c4fe9d9653ae84fa6a60f406bafcffce (patch)
treefad2fe1e48759c80799b5dc220d0b4a87c78a7a5 /Documentation
parent89345d5177aa0f6d678251e1e0870b0eeb1ab510 (diff)
vfio/mdev: simplify mdev_type handling
Instead of abusing struct attribute_group to control initialization of struct mdev_type, just define the actual attributes in the mdev_driver, allocate the mdev_type structures in the caller and pass them to mdev_register_parent. This allows the caller to use container_of to get at the containing structure and thus significantly simplify the code. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Reviewed-by: Tony Krowiak <akrowiak@linux.ibm.com> Reviewed-by: Kevin Tian <kevin.tian@intel.com> Reviewed-by: Kirti Wankhede <kwankhede@nvidia.com> Reviewed-by: Eric Farman <farman@linux.ibm.com> Link: https://lore.kernel.org/r/20220923092652.100656-6-hch@lst.de Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/driver-api/vfio-mediated-device.rst2
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/driver-api/vfio-mediated-device.rst b/Documentation/driver-api/vfio-mediated-device.rst
index cd1667608ab5..ff7342d2e332 100644
--- a/Documentation/driver-api/vfio-mediated-device.rst
+++ b/Documentation/driver-api/vfio-mediated-device.rst
@@ -103,7 +103,7 @@ structure to represent a mediated device's driver::
struct mdev_driver {
int (*probe) (struct mdev_device *dev);
void (*remove) (struct mdev_device *dev);
- struct attribute_group **supported_type_groups;
+ const struct attribute * const *types_attrs;
struct device_driver driver;
};