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The new workaround list allocator grows the list in chunks so will end up with some unused space. Trim it when the initialization phase is done to free up a tiny bit of slab. v2: * Simplify with kmemdup. (Chris Wilson) v3: * Refactor for __size removal. Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20181203125014.3219-8-tvrtko.ursulin@linux.intel.com