linux-kernel - Re: [PATCH] drm: virtio: constify drm_fb_helper_funcs

Open Source and information security mailing list archives

Date:   Tue, 22 Aug 2017 08:35:07 +0200
From:   Daniel Vetter <daniel@...ll.ch>
To:     Arvind Yadav <arvind.yadav.cs@...il.com>
Cc:     airlied@...ux.ie, kraxel@...hat.com, daniel.vetter@...el.com,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH] drm: virtio: constify drm_fb_helper_funcs

On Mon, Aug 21, 2017 at 04:37:32PM +0530, Arvind Yadav wrote:
> drm_fb_helper_funcs are not supposed to change at runtime.
> All functions working with drm_fb_helper_funcs provided
> by <drm/drm_fb_helper.h> work with const drm_fb_helper_funcs.
> So mark the non-const structs as const.
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
> ---
>  drivers/gpu/drm/virtio/virtgpu_fb.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/virtio/virtgpu_fb.c b/drivers/gpu/drm/virtio/virtgpu_fb.c
> index 33df067..61f33ec 100644
> --- a/drivers/gpu/drm/virtio/virtgpu_fb.c
> +++ b/drivers/gpu/drm/virtio/virtgpu_fb.c
> @@ -309,7 +309,7 @@ static int virtio_gpu_fbdev_destroy(struct drm_device *dev,
>  
>  	return 0;
>  }
> -static struct drm_fb_helper_funcs virtio_gpu_fb_helper_funcs = {
> +static const struct drm_fb_helper_funcs virtio_gpu_fb_helper_funcs = {

I have this patch already from someone else. Please create your patches
against linux-next to avoid this kind of duplicated work.

Thanks, Daniel
>  	.fb_probe = virtio_gpufb_create,
>  };
>  
> -- 
> 1.9.1
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch

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