i86pc/os/intr.c

150 		mcpu->intrstat[nestpil][0] += intrtime;
168 			mcpu->intrstat[t->t_pil][0] += intrtime;
242 	mcpu->intrstat[pil][0] += intrtime;
310 		mcpu->intrstat[t->t_pil][0] += intrtime;
370 	mcpu->intrstat[pil][0] += intrtime;
451  * uint64_t intrstat[pil][0..1] is an array indexed by pil level, with two
454  * intrstat[pil][0] is a cumulative count of the number of ticks spent
458  * intrstat[pil][1] is always a count of ticks less than or equal to the
470  * "checkpoints" the timing information by incrementing intrstat[pil][0]
472  * It then sets the return value to intrstat[pil][0] - intrstat[pil][1],
473  * and updates intrstat[pil][1] to be the same as the new value of
474  * intrstat[pil][0].
477  * and the code in intr_thread() updates intrstat[pil][0], it then sets
478  * intrstat[pil][1] to the new value of intrstat[pil][0]. When [0] == [1],
488  * the higher-pil interrupt's time is accumulated in intrstat[higherpil][].
513 	time = mcpu->intrstat[pil][0] + delta;
514 	ret = time - mcpu->intrstat[pil][1];
515 	mcpu->intrstat[pil][0] = time;
516 	mcpu->intrstat[pil][1] = time;
591 		mcpu->intrstat[pil][0] += intrtime;
651 	mcpu->intrstat[pil][0] += intrtime;
728 	intr_ksp = kstat_create_zone("cpu", cp->cpu_id, "intrstat", "misc",
757 	kstat_delete_byname_zone("cpu", cp->cpu_id, "intrstat", ALL_ZONES);
776 		hrt = (hrtime_t)cpup->cpu_m.intrstat[i + 1][0];
817 		cpu->cpu_m.intrstat[t->t_pil][0] += interval;