[PATCH 06/13] vfio/mdev: unexport mdev_bus_type

[Kirti Wankhede]

On 6/14/2022 10:24 AM, Christoph Hellwig wrote:
> mdev_bus_type is only used in mdev.ko now, so unexport it.
> 
> Signed-off-by: Christoph Hellwig <hch at lst.de>
> Reviewed-by: Jason Gunthorpe <jgg at nvidia.com>
> Reviewed-by: Kevin Tian <kevin.tian at intel.com>

Reviewed-by: Kirti Wankhede <kwankhede at nvidia.com>


> ---
>   drivers/vfio/mdev/mdev_driver.c  | 1 -
>   drivers/vfio/mdev/mdev_private.h | 1 +
>   include/linux/mdev.h             | 2 --
>   3 files changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/vfio/mdev/mdev_driver.c b/drivers/vfio/mdev/mdev_driver.c
> index 1da1ecf76a0d5..5b3c94f4fb13d 100644
> --- a/drivers/vfio/mdev/mdev_driver.c
> +++ b/drivers/vfio/mdev/mdev_driver.c
> @@ -46,7 +46,6 @@ struct bus_type mdev_bus_type = {
>   	.remove		= mdev_remove,
>   	.match		= mdev_match,
>   };
> -EXPORT_SYMBOL_GPL(mdev_bus_type);
>   
>   /**
>    * mdev_register_driver - register a new MDEV driver
> diff --git a/drivers/vfio/mdev/mdev_private.h b/drivers/vfio/mdev/mdev_private.h
> index 346b9ec320466..62a98b78d929d 100644
> --- a/drivers/vfio/mdev/mdev_private.h
> +++ b/drivers/vfio/mdev/mdev_private.h
> @@ -13,6 +13,7 @@
>   int  mdev_bus_register(void);
>   void mdev_bus_unregister(void);
>   
> +extern struct bus_type mdev_bus_type;
>   extern const struct attribute_group *mdev_device_groups[];
>   
>   #define to_mdev_type_attr(_attr)	\
> diff --git a/include/linux/mdev.h b/include/linux/mdev.h
> index 409e86d343a05..dd11c142bf887 100644
> --- a/include/linux/mdev.h
> +++ b/include/linux/mdev.h
> @@ -92,8 +92,6 @@ static inline const guid_t *mdev_uuid(struct mdev_device *mdev)
>   	return &mdev->uuid;
>   }
>   
> -extern struct bus_type mdev_bus_type;
> -
>   int mdev_register_parent(struct mdev_parent *parent, struct device *dev,
>   		struct mdev_driver *mdev_driver, struct mdev_type **types,
>   		unsigned int nr_types);