VMEM_HASH
vmem_seg_t **hash_bucket = VMEM_HASH(vmp, addr);
ASSERT(*VMEM_HASH(vmp, vsp->vs_start) != vsp);
ASSERT(*VMEM_HASH(vmp, vsp->vs_start) != vsp);
bucket = VMEM_HASH(vmp, vsp->vs_start);
prev_vspp = VMEM_HASH(vmp, addr);
vmem_seg_t **hash_bucket = VMEM_HASH(vmp, addr);
ASSERT(*VMEM_HASH(vmp, vsp->vs_start) != vsp);
ASSERT(*VMEM_HASH(vmp, vsp->vs_start) != vsp);
bucket = VMEM_HASH(vmp, vsp->vs_start);
prev_vspp = VMEM_HASH(vmp, addr);