# Re: \[PATCH 3/3\] virtio-mem: Constify mem\_id\_table

- From: David Hildenbrand \<hidden\>
- Date: 2020-09-14 07:46:33 
- List: virtualization
- Page: https://ratatoskr.run/virtualization/2020/09/6103605
- Thread: https://ratatoskr.run/lkml/2020/09/6102586/t.md

```text
On 11.09.20 22:35, Rikard Falkeborn wrote:
> mem_id_table is not modified, so make it const to allow the compiler to
> put it in read-only memory.
> 
> Signed-off-by: Rikard Falkeborn <redacted>
> ---
>  drivers/virtio/virtio_mem.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c
> index 834b7c13ef3d..1d0f3ab2b509 100644
> --- a/drivers/virtio/virtio_mem.c
> +++ b/drivers/virtio/virtio_mem.c
> @@ -1926,7 +1926,7 @@ static unsigned int virtio_mem_features[] = {
>  #endif
>  };
>  
> -static struct virtio_device_id virtio_mem_id_table[] = {
> +static const struct virtio_device_id virtio_mem_id_table[] = {
>  	{ VIRTIO_ID_MEM, VIRTIO_DEV_ANY_ID },
>  	{ 0 },
>  };
> 

Acked-by: David Hildenbrand <redacted>

-- 
Thanks,

David / dhildenb

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```