pmap_activate(pmap) register pmap_t pmap;
pmap_activate(p) struct proc *p;
pmap_activate(pmap)	register pmap_t pmap;{	int iscurproc;#ifdef DEBUG	if (pmapdebug & (PDB_FOLLOW|PDB_SEGTAB))		printf("pmap_activate(%p)\n", pmap);#endif	iscurproc = curproc != NULL && pmap == curproc->p_vmspace->vm_map.pmap;	PMAP_ACTIVATE(pmap, iscurproc);}