Re: [PATCH] drm/gpuvm: Dual-licence the drm_gpuvm code GPL-2.0 OR MIT

From: Danilo Krummrich
Date: Tue Oct 17 2023 - 03:55:33 EST


On Tue, Oct 10, 2023 at 04:27:24PM +0200, Thomas Hellström wrote:
> Dual-licence in order to make it possible for other non-GPL os'es
> to re-implement the code. The use of EXPORT_SYMBOL_GPL() is intentionally
> left untouched to prevent use of drm_gpuvm as a proxy for non-GPL drivers
> to access GPL-only kernel symbols.
>
> Much of the ideas and algorithms used in the drm_gpuvm code is already
> present in one way or another in MIT-licensed code.
>
> Cc: Danilo Krummrich <dakr@xxxxxxxxxx>
> Cc: airlied@xxxxxxxxx
> Cc: daniel@xxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Signed-off-by: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx>

Acked-by: Danilo Krummrich <dakr@xxxxxxxxxx>

> ---
> drivers/gpu/drm/drm_gpuvm.c | 2 +-
> include/drm/drm_gpuvm.h | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_gpuvm.c b/drivers/gpu/drm/drm_gpuvm.c
> index 02ce6baacdad..08c088319652 100644
> --- a/drivers/gpu/drm/drm_gpuvm.c
> +++ b/drivers/gpu/drm/drm_gpuvm.c
> @@ -1,4 +1,4 @@
> -// SPDX-License-Identifier: GPL-2.0-only
> +// SPDX-License-Identifier: GPL-2.0 OR MIT
> /*
> * Copyright (c) 2022 Red Hat.
> *
> diff --git a/include/drm/drm_gpuvm.h b/include/drm/drm_gpuvm.h
> index 361fea5cb849..21bbf11415b3 100644
> --- a/include/drm/drm_gpuvm.h
> +++ b/include/drm/drm_gpuvm.h
> @@ -1,4 +1,4 @@
> -/* SPDX-License-Identifier: GPL-2.0-only */
> +/* SPDX-License-Identifier: GPL-2.0 OR MIT */
>
> #ifndef __DRM_GPUVM_H__
> #define __DRM_GPUVM_H__
> --
> 2.41.0
>