[PATCH v3 2/4] drm/gem: Remove BUG_ON in drm_gem_private_object_init

Christian König christian.koenig at amd.com
Wed Jan 11 09:12:53 UTC 2023


This patch here needs to come first, otherwise changing the TTM/AMDGPU 
internals to allow byte sized BOs for GDS would trigger this BUG_ON().

Christian.

Am 11.01.23 um 07:35 schrieb Somalapuram Amaranath:
> ttm_resource allocate size in bytes to support less than page size
>
> Signed-off-by: Somalapuram Amaranath <Amaranath.Somalapuram at amd.com>
> ---
>   drivers/gpu/drm/drm_gem.c | 2 --
>   1 file changed, 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
> index 59a0bb5ebd85..ee8b5c2b6c60 100644
> --- a/drivers/gpu/drm/drm_gem.c
> +++ b/drivers/gpu/drm/drm_gem.c
> @@ -152,8 +152,6 @@ EXPORT_SYMBOL(drm_gem_object_init);
>   void drm_gem_private_object_init(struct drm_device *dev,
>   				 struct drm_gem_object *obj, size_t size)
>   {
> -	BUG_ON((size & (PAGE_SIZE - 1)) != 0);
> -
>   	obj->dev = dev;
>   	obj->filp = NULL;
>   



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