On Mon, 3 Aug 2020 16:59:57 -0400
"Michael S. Tsirkin" <[email protected]> wrote:

> Transitional devices should all use __virtioXX types.

I think they should use __leXX for those fields that are not present
with legacy devices?

> Modern ones should use __leXX.
> _uXX type would be a bug.
> Let's prevent that.

That sounds right, though.

> 
> Signed-off-by: Michael S. Tsirkin <[email protected]>
> ---
>  include/linux/virtio_config.h | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
> index 64da491936f7..c68f58f3bf34 100644
> --- a/include/linux/virtio_config.h
> +++ b/include/linux/virtio_config.h
> @@ -319,9 +319,8 @@ static inline __virtio64 cpu_to_virtio64(struct 
> virtio_device *vdev, u64 val)
>       __virtio_pick_type(x, __u8, __u8,                                       
> \
>               __virtio_pick_endian(x, __virtio16, __virtio32, __virtio64,     
> \
>                       __virtio_pick_endian(x, __le16, __le32, __le64,         
> \
> -                             __virtio_pick_endian(x, __u16, __u32, __u64,    
> \
> -                                     /* No other type allowed */             
> \
> -                                     (void)0)))))
> +                             /* No other type allowed */                     
> \
> +                             (void)0))))
>  
>  #endif
>  

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