From: tip-bot for Stephane Eranian <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, eranian@google.com, hpa@zytor.com,
mingo@kernel.org, tglx@linutronix.de, eranian@gmail.com
Subject: [tip:perf/urgent] perf/x86: Add SNB/ SNB-EP scheduling constraints for cycle_activity event
Date: Mon, 18 Mar 2013 04:12:43 -0700 [thread overview]
Message-ID: <tip-fd4a5aef002bb57e8a35ed34d8a878034b9bde94@git.kernel.org> (raw)
In-Reply-To: <20130317134957.GA8550@quad>
Commit-ID: fd4a5aef002bb57e8a35ed34d8a878034b9bde94
Gitweb: http://git.kernel.org/tip/fd4a5aef002bb57e8a35ed34d8a878034b9bde94
Author: Stephane Eranian <eranian@google.com>
AuthorDate: Sun, 17 Mar 2013 14:49:57 +0100
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Mon, 18 Mar 2013 10:23:13 +0100
perf/x86: Add SNB/SNB-EP scheduling constraints for cycle_activity event
Add scheduling constraints for SNB/SNB-EP CYCLE_ACTIVITY event
as defined by SDM Jan 2013 edition. The STALLS umasks are
combinations with the NO_DISPATCH umask.
Signed-off-by: Stephane Eranian <eranian@gmail.com>
Cc: peterz@infradead.org
Cc: ak@linux.intel.com
Cc: jolsa@redhat.com
Link: http://lkml.kernel.org/r/20130317134957.GA8550@quad
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/kernel/cpu/perf_event_intel.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index 529c893..dab7580 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -101,6 +101,10 @@ static struct event_constraint intel_snb_event_constraints[] __read_mostly =
FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */
FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */
FIXED_EVENT_CONSTRAINT(0x0300, 2), /* CPU_CLK_UNHALTED.REF */
+ INTEL_UEVENT_CONSTRAINT(0x04a3, 0xf), /* CYCLE_ACTIVITY.CYCLES_NO_DISPATCH */
+ INTEL_UEVENT_CONSTRAINT(0x05a3, 0xf), /* CYCLE_ACTIVITY.STALLS_L2_PENDING */
+ INTEL_UEVENT_CONSTRAINT(0x02a3, 0x4), /* CYCLE_ACTIVITY.CYCLES_L1D_PENDING */
+ INTEL_UEVENT_CONSTRAINT(0x06a3, 0x4), /* CYCLE_ACTIVITY.STALLS_L1D_PENDING */
INTEL_EVENT_CONSTRAINT(0x48, 0x4), /* L1D_PEND_MISS.PENDING */
INTEL_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PREC_DIST */
INTEL_EVENT_CONSTRAINT(0xcd, 0x8), /* MEM_TRANS_RETIRED.LOAD_LATENCY */
prev parent reply other threads:[~2013-03-18 11:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-17 13:49 [PATCH] perf,x86: add SNB/SNB-EP scheduling constraints for cycle_activity event Stephane Eranian
2013-03-18 11:12 ` tip-bot for Stephane Eranian [this message]
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