[PATCH] drm: Add stackdepot include for DRM_DEBUG_MM

[Christian König]

Am 08.11.2016 um 12:56 schrieb Chris Wilson:
> 0day found that stackdepot.h doesn't get automatically included on all
> architectures, so remember to add our #include.
>
> Reported-by: kbuild test robot <fengguang.wu at intel.com>
> Fixes: 5705670d0463 ("drm: Track drm_mm allocators and show leaks on shutdown")
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Daniel Vetter <daniel.vetter at ffwll.ch>

Reviewed-by: Christian König <christian.koenig at amd.com>.

> ---
>   drivers/gpu/drm/drm_mm.c | 2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c
> index 89b891a4847f..632473beb40c 100644
> --- a/drivers/gpu/drm/drm_mm.c
> +++ b/drivers/gpu/drm/drm_mm.c
> @@ -105,6 +105,8 @@ static struct drm_mm_node *drm_mm_search_free_in_range_generic(const struct drm_
>   						enum drm_mm_search_flags flags);
>   
>   #ifdef CONFIG_DRM_DEBUG_MM
> +#include <linux/stackdepot.h>
> +
>   #define STACKDEPTH 32
>   #define BUFSZ 4096
>