}

	gp := getg()
	if gp.m.p != 0 && gp.m.p.ptr().id < nprocs {
		// continue to use the current P
		gp.m.p.ptr().status = _Prunning
		gp.m.p.ptr().mcache.prepareForSweep()
	} else {
		// release the current P and acquire allp[0].
		//
		// We must do this before destroying our current P
		// because p.destroy itself has write barriers, so we