From: "Yan, Zheng" <zheng.z.yan@intel.com>
To: a.p.zijlstra@chello.nl, eranian@google.com, mingo@elte.hu,
andi@firstfloor.org, linux-kernel@vger.kernel.org
Cc: "Yan, Zheng" <zheng.z.yan@intel.com>
Subject: [PATCH] perf/x86: Fix event constraint for SandyBridge-EP C-Box
Date: Thu, 28 Jun 2012 14:56:36 +0800 [thread overview]
Message-ID: <1340866596-22502-2-git-send-email-zheng.z.yan@intel.com> (raw)
In-Reply-To: <1340866596-22502-1-git-send-email-zheng.z.yan@intel.com>
From: "Yan, Zheng" <zheng.z.yan@intel.com>
The constraint for C-Box event 0x1f should have overlap flag set.
Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
---
arch/x86/kernel/cpu/perf_event_intel_uncore.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index e15344d..29d0f43 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -348,7 +348,7 @@ 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),
--
1.7.10.2
next prev parent reply other threads:[~2012-06-28 6:56 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-28 6:56 [PATCH V2] perf/x86: Uncore filter support for SandyBridge-EP Yan, Zheng
2012-06-28 6:56 ` Yan, Zheng [this message]
2012-07-06 6:31 ` [tip:perf/core] perf/x86: Fix event constraint for SandyBridge-EP C-Box tip-bot for Yan, Zheng
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