[PATCH 04/13] drm/udl: Use unlocked gem unreferencing

[poma]

On 30.03.2016 11:40, Daniel Vetter wrote:
> For drm_gem_object_unreference callers are required to hold
> dev->struct_mutex, which these paths don't. Enforcing this requirement
> has become a bit more strict with
> 
> commit ef4c6270bf2867e2f8032e9614d1a8cfc6c71663
> Author: Daniel Vetter <daniel.vetter at ffwll.ch>
> Date:   Thu Oct 15 09:36:25 2015 +0200
> 
>     drm/gem: Check locking in drm_gem_object_unreference
> 
> Cc: Dave Airlie <airlied at redhat.com>
> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
> ---
>  drivers/gpu/drm/udl/udl_fb.c  | 2 +-
>  drivers/gpu/drm/udl/udl_gem.c | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c
> index 33239a2b264a..fd1eb9d03f0b 100644
> --- a/drivers/gpu/drm/udl/udl_fb.c
> +++ b/drivers/gpu/drm/udl/udl_fb.c
> @@ -536,7 +536,7 @@ static int udlfb_create(struct drm_fb_helper *helper,
>  out_destroy_fbi:
>  	drm_fb_helper_release_fbi(helper);
>  out_gfree:
> -	drm_gem_object_unreference(&ufbdev->ufb.obj->base);
> +	drm_gem_object_unreference_unlocked(&ufbdev->ufb.obj->base);
>  out:
>  	return ret;
>  }
> diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c
> index 2a0a784ab6ee..d7528e0d8442 100644
> --- a/drivers/gpu/drm/udl/udl_gem.c
> +++ b/drivers/gpu/drm/udl/udl_gem.c
> @@ -52,7 +52,7 @@ udl_gem_create(struct drm_file *file,
>  		return ret;
>  	}
>  
> -	drm_gem_object_unreference(&obj->base);
> +	drm_gem_object_unreference_unlocked(&obj->base);
>  	*handle_p = handle;
>  	return 0;
>  }
> 

Reviewed-by: poma <pomidorabelisima at gmail.com>