[Intel-gfx] [PATCH] drm/i915: Improve execbuf debug

[Chris Wilson]

Quoting Tvrtko Ursulin (2019-12-09 12:23:14)
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
> Convert i915_gem_check_execbuffer to return the error code instead of
> a boolean so our neat EINVAL debugging trick works within this function.

Who would need it? :)
 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris