lkml.org 
[lkml]   [2016]   [Aug]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v3 4/4] perf/x86: use PMUEF_READ_CPU_PKG in uncore events
Date
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 2886593..62bebcc 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 463dc7a..7b3cc8b 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -664,6 +664,8 @@ 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 97a69db..e2a63e4 100644
--- a/arch/x86/events/intel/uncore_snb.c
+++ b/arch/x86/events/intel/uncore_snb.c
@@ -374,6 +374,8 @@ 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
\
 
 \ /
  Last update: 2016-09-17 09:57    [W:0.143 / U:0.308 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site