UBI_WL_THRESHOLD
return ec - e->ec >= UBI_WL_THRESHOLD;
if (!(e2->ec - e1->ec >= UBI_WL_THRESHOLD))
#define WL_FREE_MAX_DIFF (2*UBI_WL_THRESHOLD)
(ubi->fm_anchor->ec - e1->ec >= UBI_WL_THRESHOLD)) {
if (!(e2->ec - e1->ec >= UBI_WL_THRESHOLD)) {