MADV_SOFT_OFFLINE
if (madv_behavior->behavior == MADV_SOFT_OFFLINE) {
case MADV_SOFT_OFFLINE:
case MADV_SOFT_OFFLINE:
#ifndef MADV_SOFT_OFFLINE
ret = madvise(hwp_addr, pagesize, MADV_SOFT_OFFLINE);
return madvise(vaddr, self->page_size, MADV_SOFT_OFFLINE);