Messages in this thread Patch in this message | | | Date | Mon, 11 May 2015 05:46:51 -0700 | From | tip-bot for Stephane Eranian <> | Subject | [tip:perf/core] perf/x86/rapl: Enable Broadwell-U RAPL support |
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Commit-ID: 44b11fee51711ca85aa2b121a49bf029d18a3722 Gitweb: http://git.kernel.org/tip/44b11fee51711ca85aa2b121a49bf029d18a3722 Author: Stephane Eranian <eranian@google.com> AuthorDate: Thu, 23 Apr 2015 09:07:09 +0200 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Mon, 11 May 2015 11:52:30 +0200
perf/x86/rapl: Enable Broadwell-U RAPL support
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> Cc: <stable@vger.kernel.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: jacob.jun.pan@linux.intel.com Cc: kan.liang@intel.com Cc: peterz@infradead.org Cc: sonnyrao@chromium.org Link: http://lkml.kernel.org/r/20150423070709.GA4970@thinkpad Signed-off-by: Ingo Molnar <mingo@kernel.org> --- 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;
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