[Intel-gfx] [PATCH 2/2] drm/i915: Handle validation of relocation object with length >=2GB

[Joonas Lahtinen]

On ma, 2017-02-13 at 12:14 +0530, Sagar Arun Kamble wrote:
> From: "sagar.a.kamble at intel.com" <sagar.a.kamble at intel.com>
> 
> With prefaulting extended to support >=2GB, i915 can handle
> relocation objects >=2GB. type conversion of length from int to
> unsigned long in access_ok was making the validation bail out with
> -EFAULT.
> 
> Testcase: igt/gem_exec_reloc/wc-31
> Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> Signed-off-by: Sagar Arun Kamble <sagar.a.kamble at intel.com>

With the correct "From:" and with "size_t" as type, this is;

Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>

Regards, Joonas
-- 
Joonas Lahtinen
Open Source Technology Center
Intel Corporation