[PATCH] drm/i915: Fix up usage of SHRINK_STOP

[Dave Chinner]

On Wed, Sep 25, 2013 at 02:00:02PM +0200, Daniel Vetter wrote:
> In
> 
> commit 81e49f811404f428a9d9a63295a0c267e802fa12
> Author: Glauber Costa <glommer at openvz.org>
> Date:   Wed Aug 28 10:18:13 2013 +1000
> 
>     i915: bail out earlier when shrinker cannot acquire mutex
> 
> SHRINK_STOP was added to tell the core shrinker code to bail out and
> go to the next shrinker since the i915 shrinker couldn't acquire
> required locks. But the SHRINK_STOP return code was added to the
> ->count_objects callback and not the ->scan_objects callback as it
> should have been, resulting in tons of dmesg noise like
> 
> shrink_slab: i915_gem_inactive_scan+0x0/0x9c negative objects to delete nr=-xxxxxxxxx
> 
> Fix discusssed with Dave Chinner.

Acked-by: Dave Chinner <dchinner at redhat.com>

Cheers,

Dave.
-- 
Dave Chinner
david at fromorbit.com