IH_DEAD
if (ih->ih_flags & IH_DEAD) {
ih->ih_flags &= ~IH_DEAD;
(ih->ih_flags & (IH_EXCLUSIVE | IH_ENTROPY | IH_DEAD |
if (ih->ih_flags & IH_DEAD) {
KASSERT((handler->ih_flags & IH_DEAD) == 0,
KASSERT((handler->ih_flags & IH_DEAD) == 0,
handler->ih_flags |= IH_DEAD;
while (handler->ih_flags & IH_DEAD)