Merge "lowmemorykiller: fix cma accounting"

static int can_use_cma_pages(gfp_t gfp_mask)

{

	int can_use = 0;

	int mtype = gfpflags_to_migratetype(gfp_mask);

	int i = 0;

	int *mtype_fallbacks = get_migratetype_fallbacks(mtype);

	if (is_migrate_cma(mtype)) {

		can_use = 1;

	} else {

		for (i = 0;; i++) {

			int fallbacktype = mtype_fallbacks[i];

			if (is_migrate_cma(fallbacktype)) {

				can_use = 1;

				break;

			}

	/*

	 * Assumes that all types of movable pages can be

	 * served by cma. Fix this if that changes.

	 */

	if (mtype == MIGRATE_MOVABLE)

		return 1;

			if (fallbacktype == MIGRATE_TYPES)

				break;

		}

	}

	return can_use;

	return 0;

}

void tune_lmk_zone_param(struct zonelist *zonelist, int classzone_idx,