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From: David Carrillo-Cisneros <davidcc@google.com>
To: linux-kernel@vger.kernel.org
Cc: "x86@kernel.org" <x86@kernel.org>, Ingo Molnar <mingo@redhat.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Andi Kleen <ak@linux.intel.com>, Kan Liang <kan.liang@intel.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Vegard Nossum <vegard.nossum@gmail.com>,
	Paul Turner <pjt@google.com>,
	Stephane Eranian <eranian@google.com>,
	David Carrillo-Cisneros <davidcc@google.com>
Subject: [PATCH v2 4/4] perf/x86: use PMUEF_READ_CPU_PKG in uncore events
Date: Sat,  6 Aug 2016 20:12:57 -0700	[thread overview]
Message-ID: <1470539577-102094-5-git-send-email-davidcc@google.com> (raw)
In-Reply-To: <1470539577-102094-1-git-send-email-davidcc@google.com>

Add flag to Intel's uncore and RAPL.

Signed-off-by: David Carrillo-Cisneros <davidcc@google.com>
Reviewed-by: Stephane Eranian <eranian@google.com>
---
 arch/x86/events/intel/rapl.c       | 2 ++
 arch/x86/events/intel/uncore.c     | 2 ++
 arch/x86/events/intel/uncore_snb.c | 2 ++
 3 files changed, 6 insertions(+)

diff --git a/arch/x86/events/intel/rapl.c b/arch/x86/events/intel/rapl.c
index d0c58b3..9922526 100644
--- a/arch/x86/events/intel/rapl.c
+++ b/arch/x86/events/intel/rapl.c
@@ -357,6 +357,8 @@ static int rapl_pmu_event_init(struct perf_event *event)
 	if (event->cpu < 0)
 		return -EINVAL;
 
+	event->event_caps |= PERF_EV_CAP_READ_ACTIVE_PKG;
+
 	/*
 	 * check event is known (determines counter)
 	 */
diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
index dc965d2..dfb62ea 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -662,6 +662,8 @@ static int uncore_pmu_event_init(struct perf_event *event)
 	event->cpu = box->cpu;
 	event->pmu_private = box;
 
+	event->event_caps |= PERF_EV_CAP_READ_ACTIVE_PKG;
+
 	event->hw.idx = -1;
 	event->hw.last_tag = ~0ULL;
 	event->hw.extra_reg.idx = EXTRA_REG_NONE;
diff --git a/arch/x86/events/intel/uncore_snb.c b/arch/x86/events/intel/uncore_snb.c
index 96531d2..a966c00 100644
--- a/arch/x86/events/intel/uncore_snb.c
+++ b/arch/x86/events/intel/uncore_snb.c
@@ -315,6 +315,8 @@ static int snb_uncore_imc_event_init(struct perf_event *event)
 	event->cpu = box->cpu;
 	event->pmu_private = box;
 
+	event->event_caps |= PERF_EV_CAP_READ_ACTIVE_PKG;
+
 	event->hw.idx = -1;
 	event->hw.last_tag = ~0ULL;
 	event->hw.extra_reg.idx = EXTRA_REG_NONE;
-- 
2.8.0.rc3.226.g39d4020

  parent reply	other threads:[~2016-08-07  3:13 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-07  3:12 [PATCH v2 0/4] remove unnecessary IPI reading uncore events David Carrillo-Cisneros
2016-08-07  3:12 ` [PATCH v2 1/4] perf/core: check return value of perf_event_read IPI David Carrillo-Cisneros
2016-08-10 11:04   ` Ingo Molnar
2016-08-17 20:53     ` David Carrillo-Cisneros
2016-08-07  3:12 ` [PATCH v2 2/4] perf/core: generalize event->group_flags David Carrillo-Cisneros
2016-08-07  3:12 ` [PATCH v2 3/4] perf/core: introduce PMU_EV_CAP_READ_ACTIVE_PKG David Carrillo-Cisneros
2016-08-07 19:10   ` Nilay Vaish
2016-08-07 20:10     ` David Carrillo-Cisneros
2016-08-08 16:12       ` Nilay Vaish
2016-08-09  5:04         ` David Carrillo-Cisneros
2016-08-09 22:28         ` [PATCH " David Carrillo-Cisneros
2016-08-10 18:27           ` Nilay Vaish
2016-08-08 10:00   ` [PATCH v3 " David Carrillo-Cisneros
2016-08-07  3:12 ` David Carrillo-Cisneros [this message]
2016-08-10 18:30 ` [PATCH v2 0/4] remove unnecessary IPI reading uncore events Nilay Vaish

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