From: Stephane Eranian <eranian@google.com>
To: linux-kernel@vger.kernel.org
Cc: peterz@infradead.org, ak@linux.intel.com,
jacob.jun.pan@linux.intel.com, kan.liang@intel.com,
mingo@elte.hu, sonnyrao@chromium.org
Subject: [PATCH] perf/x86/rapl: enable Broadwell-U RAPL support
Date: Thu, 23 Apr 2015 09:07:09 +0200 [thread overview]
Message-ID: <20150423070709.GA4970@thinkpad> (raw)
This patch enables RAPL counters (energy consumption counters)
support for Intel Broadwell-U processors (Model 61).
To use:
$ perf stat -a -I 1000 -e power/energy-cores/,power/energy-pkg/,power/energy-ram/ sleep 10
Signed-off-by: Stephane Eranian <eranian@google.com>
---
arch/x86/kernel/cpu/perf_event_intel_rapl.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/x86/kernel/cpu/perf_event_intel_rapl.c b/arch/x86/kernel/cpu/perf_event_intel_rapl.c
index 999289b9..358c54a 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_rapl.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_rapl.c
@@ -722,6 +722,7 @@ static int __init rapl_pmu_init(void)
break;
case 60: /* Haswell */
case 69: /* Haswell-Celeron */
+ case 61: /* Broadwell */
rapl_cntr_mask = RAPL_IDX_HSW;
rapl_pmu_events_group.attrs = rapl_events_hsw_attr;
break;
--
2.1.0
next reply other threads:[~2015-04-23 7:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-23 7:07 Stephane Eranian [this message]
2015-05-11 12:46 ` [tip:perf/core] perf/x86/rapl: Enable Broadwell-U RAPL support tip-bot for Stephane Eranian
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