From: Andi Kleen <ak@linux.intel.com>
To: Jiri Olsa <jolsa@redhat.com>
Cc: Andi Kleen <andi@firstfloor.org>,
acme@kernel.org, peterz@infradead.org, jolsa@kernel.org,
mingo@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 8/8] perf stat: Add computation of TopDown formulas
Date: Fri, 20 May 2016 06:38:33 -0700 [thread overview]
Message-ID: <20160520133833.GU11177@tassilo.jf.intel.com> (raw)
In-Reply-To: <20160520102327.GB28818@krava>
> > @@ -82,6 +87,12 @@ void perf_stat__reset_shadow_stats(void)
> > sizeof(runtime_transaction_stats));
> > memset(runtime_elision_stats, 0, sizeof(runtime_elision_stats));
> > memset(&walltime_nsecs_stats, 0, sizeof(walltime_nsecs_stats));
> > + memset(runtime_topdown_total_slots, 0, sizeof(runtime_topdown_total_slots));
> > + memset(runtime_topdown_slots_retired, 0, sizeof(runtime_topdown_slots_retired));
> > + memset(runtime_topdown_slots_issued, 0, sizeof(runtime_topdown_slots_issued));
> > + memset(runtime_topdown_fetch_bubbles, 0, sizeof(runtime_topdown_fetch_bubbles));
> > + memset(runtime_topdown_recovery_bubbles, 0, sizeof(runtime_topdown_recovery_bubbles));
> > + have_frontend_stalled = pmu_have_event("cpu", "stalled-cycles-frontend");
>
> why to initialize this one in here? it's already in perf_stat__init_shadow_stats
You mean the have_frontend_stalled?
I don't think it's in init_shadow_stats yet, but it could be moved.
-Andi
--
ak@linux.intel.com -- Speaking for myself only
next prev parent reply other threads:[~2016-05-20 13:39 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-14 1:44 Add top down metrics to perf stat Andi Kleen
2016-05-14 1:44 ` [PATCH 1/8] x86/topology: Add topology_max_smt_threads() Andi Kleen
2016-05-14 1:44 ` [PATCH 2/8] perf/x86: Support sysfs files depending on SMT status Andi Kleen
2016-05-14 1:44 ` [PATCH 3/8] perf/x86/intel: Add Top Down events to Intel Core Andi Kleen
2016-05-14 1:44 ` [PATCH 4/8] perf/x86/intel: Add Top Down events to Intel Atom Andi Kleen
2016-05-14 1:44 ` [PATCH 5/8] perf/x86/intel: Use new topology_max_smt_threads() in HT leak workaround Andi Kleen
2016-05-14 1:44 ` [PATCH 6/8] perf stat: Avoid fractional digits for integer scales Andi Kleen
2016-05-16 12:53 ` Jiri Olsa
2016-05-14 1:44 ` [PATCH 7/8] perf stat: Basic support for TopDown in perf stat Andi Kleen
2016-05-14 1:44 ` [PATCH 8/8] perf stat: Add computation of TopDown formulas Andi Kleen
2016-05-20 10:23 ` Jiri Olsa
2016-05-20 13:38 ` Andi Kleen [this message]
2016-05-20 13:43 ` Jiri Olsa
2016-05-20 14:15 ` Andi Kleen
2016-05-20 13:43 ` Andi Kleen
2016-05-16 12:58 ` Add top down metrics to perf stat Jiri Olsa
2016-05-19 23:51 ` Andi Kleen
2016-05-20 9:59 ` Jiri Olsa
2016-05-20 14:18 ` Andi Kleen
2016-05-20 10:24 ` Jiri Olsa
-- strict thread matches above, loose matches on Subject: below --
2016-05-20 0:09 Andi Kleen
2016-05-20 0:10 ` [PATCH 8/8] perf stat: Add computation of TopDown formulas Andi Kleen
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