linux-kernel - [tip:perf/core] perf/x86: Fix event constraint for SandyBridge-EP C-Box

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Message-ID: <tip-3b19e4c98c035c9ab218fc64ef26f4f7a30eafb9@git.kernel.org>
Date:	Thu, 5 Jul 2012 23:31:21 -0700
From:	"tip-bot for Yan, Zheng" <zheng.z.yan@...el.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org,
	a.p.zijlstra@...llo.nl, zheng.z.yan@...el.com, tglx@...utronix.de
Subject: [tip:perf/core] perf/x86:
  Fix event constraint for SandyBridge-EP C-Box

Commit-ID:  3b19e4c98c035c9ab218fc64ef26f4f7a30eafb9
Gitweb:     http://git.kernel.org/tip/3b19e4c98c035c9ab218fc64ef26f4f7a30eafb9
Author:     Yan, Zheng <zheng.z.yan@...el.com>
AuthorDate: Thu, 28 Jun 2012 14:56:36 +0800
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Thu, 5 Jul 2012 21:55:59 +0200

perf/x86: Fix event constraint for SandyBridge-EP C-Box

The constraint for C-Box event 0x1f should have overlap flag set.

Signed-off-by: Yan, Zheng <zheng.z.yan@...el.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Link: http://lkml.kernel.org/r/1340866596-22502-2-git-send-email-zheng.z.yan@intel.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/kernel/cpu/perf_event_intel_uncore.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index c42a3f7..7d755d2 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -239,7 +239,7 @@ static struct event_constraint snbep_uncore_cbox_constraints[] = {
 	UNCORE_EVENT_CONSTRAINT(0x1c, 0xc),
 	UNCORE_EVENT_CONSTRAINT(0x1d, 0xc),
 	UNCORE_EVENT_CONSTRAINT(0x1e, 0xc),
-	UNCORE_EVENT_CONSTRAINT(0x1f, 0xe),
+	EVENT_CONSTRAINT_OVERLAP(0x1f, 0xe, 0xff),
 	UNCORE_EVENT_CONSTRAINT(0x21, 0x3),
 	UNCORE_EVENT_CONSTRAINT(0x23, 0x3),
 	UNCORE_EVENT_CONSTRAINT(0x31, 0x3),
--
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