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authorJason Gunthorpe <jgg@nvidia.com>2021-06-17 16:22:14 +0200
committerAlex Williamson <alex.williamson@redhat.com>2021-06-21 15:29:25 -0600
commitaf3ab3f9b986cdbc1b97b8a3341ce78851edb0dd (patch)
tree3a7e0f18782b663b8b56203fecddd3e7398f4c15 /drivers/vfio/mdev/mdev_core.c
parent0d9f837c6958a4c14e6bcb5c5edf6c851d65f507 (diff)
downloadlinux-af3ab3f9b986cdbc1b97b8a3341ce78851edb0dd.tar.bz2
vfio/mdev: Remove CONFIG_VFIO_MDEV_DEVICE
For some reason the vfio_mdev shim mdev_driver has its own module and kconfig. As the next patch requires access to it from mdev.ko merge the two modules together and remove VFIO_MDEV_DEVICE. A later patch deletes this driver entirely. Signed-off-by: Jason Gunthorpe <jgg@nvidia.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Reviewed-by: Kirti Wankhede <kwankhede@nvidia.com> Link: https://lore.kernel.org/r/20210617142218.1877096-7-hch@lst.de Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'drivers/vfio/mdev/mdev_core.c')
-rw-r--r--drivers/vfio/mdev/mdev_core.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c
index 2a85d6fcb7dd..ff8c1a845166 100644
--- a/drivers/vfio/mdev/mdev_core.c
+++ b/drivers/vfio/mdev/mdev_core.c
@@ -360,11 +360,24 @@ int mdev_device_remove(struct mdev_device *mdev)
static int __init mdev_init(void)
{
- return mdev_bus_register();
+ int rc;
+
+ rc = mdev_bus_register();
+ if (rc)
+ return rc;
+ rc = mdev_register_driver(&vfio_mdev_driver);
+ if (rc)
+ goto err_bus;
+ return 0;
+err_bus:
+ mdev_bus_unregister();
+ return rc;
}
static void __exit mdev_exit(void)
{
+ mdev_unregister_driver(&vfio_mdev_driver);
+
if (mdev_bus_compat_class)
class_compat_unregister(mdev_bus_compat_class);
@@ -378,4 +391,3 @@ MODULE_VERSION(DRIVER_VERSION);
MODULE_LICENSE("GPL v2");
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_SOFTDEP("post: vfio_mdev");