Re: [PATCH 03/10] x86, perf: Add Top Down events to Intel Core

From: Jiri Olsa
Date: Wed May 11 2016 - 09:23:44 EST


On Thu, May 05, 2016 at 04:04:00PM -0700, Andi Kleen wrote:

SNIP

> +
> +EVENT_ATTR_STR_HT(topdown-total-slots, td_total_slots,
> + "event=0x3c,umask=0x0", /* cpu_clk_unhalted.thread */
> + "event=0x3c,umask=0x0,any=1"); /* cpu_clk_unhalted.thread_any */
> +EVENT_ATTR_STR_HT(topdown-total-slots.scale, td_total_slots_scale, "4", "2");
> +EVENT_ATTR_STR(topdown-slots-issued, td_slots_issued,
> + "event=0xe,umask=0x1"); /* uops_issued.any */
> +EVENT_ATTR_STR(topdown-slots-retired, td_slots_retired,
> + "event=0xc2,umask=0x2"); /* uops_retired.retire_slots */
> +EVENT_ATTR_STR(topdown-fetch-bubbles, td_fetch_bubbles,
> + "event=0x9c,umask=0x1"); /* idq_uops_not_delivered_core */
> +EVENT_ATTR_STR_HT(topdown-recovery-bubbles, td_recovery_bubbles,
> + "event=0xd,umask=0x3,cmask=1", /* int_misc.recovery_cycles */
> + "event=0xd,umask=0x3,cmask=1,any=1"); /* int_misc.recovery_cycles_any */
> +EVENT_ATTR_STR_HT(topdown-recovery-bubbles.scale, td_recovery_bubbles_scale,
> + "4", "2");
> +
> struct attribute *snb_events_attrs[] = {
> EVENT_PTR(mem_ld_snb),
> EVENT_PTR(mem_st_snb),
> + EVENT_PTR(td_slots_issued),
> + EVENT_PTR(td_slots_retired),
> + EVENT_PTR(td_fetch_bubbles),
> + EVENT_PTR(td_total_slots),
> + EVENT_PTR(td_total_slots_scale),
> + EVENT_PTR(td_recovery_bubbles),
> + EVENT_PTR(td_recovery_bubbles_scale),

Peter, Ingo,
any thoughts about adding these events? The rest of the
tooling code is based on them being accepted..

thanks,
jirka