As the shrinker_control now passes us unsigned long targets, update our
shrinker functions to match.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
 
 /* i915_gem_shrinker.c */
 unsigned long i915_gem_shrink(struct drm_i915_private *dev_priv,
-                             long target,
+                             unsigned long target,
                              unsigned flags);
 #define I915_SHRINK_PURGEABLE 0x1
 #define I915_SHRINK_UNBOUND 0x2
 
  */
 unsigned long
 i915_gem_shrink(struct drm_i915_private *dev_priv,
-               long target, unsigned flags)
+               unsigned long target, unsigned flags)
 {
        const struct {
                struct list_head *list;
 unsigned long i915_gem_shrink_all(struct drm_i915_private *dev_priv)
 {
        i915_gem_evict_everything(dev_priv->dev);
-       return i915_gem_shrink(dev_priv, LONG_MAX,
+       return i915_gem_shrink(dev_priv, -1UL,
                               I915_SHRINK_BOUND | I915_SHRINK_UNBOUND);
 }