RACCT_IS_DECAYING
if (!RACCT_IS_SLOPPY(i) && !RACCT_IS_DECAYING(i)) {
KASSERT(RACCT_IS_SLOPPY(resource) || RACCT_IS_DECAYING(resource),
!RACCT_IS_DECAYING(rule->rr_resource)) {
#define RACCT_CAN_DROP(X) (RACCT_IS_RECLAIMABLE(X) | RACCT_IS_DECAYING(X))