Function pmap_activate

freebsd/mips/mips/pmap.c:3315–3339

}

void
pmap_activate(struct thread *td)
{
	pmap_t pmap, oldpmap;
	struct proc *p = td->td_proc;
	u_int cpuid;

	critical_enter();

	pmap = vmspace_pmap(p->p_vmspace);
	oldpmap = PCPU_GET(curpmap);
	cpuid = PCPU_GET(cpuid);

	if (oldpmap)
		CPU_CLR_ATOMIC(cpuid, &oldpmap->pm_active);
	CPU_SET_ATOMIC(cpuid, &pmap->pm_active);
	pmap_asid_alloc(pmap);
	if (td == curthread) {
		PCPU_SET(segbase, pmap->pm_segtab);
		mips_wr_entryhi(pmap->pm_asid[cpuid].asid);
	}

	PCPU_SET(curpmap, pmap);
	critical_exit();
}

static void
pmap_sync_icache_one(void *arg __unused)