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Date: Tue, 9 Jun 2009 15:46:21 +0800
From: Yong Wang <yong.y.wang@...ux.intel.com>
To: Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH -tip] perf_counter/x86: Fix incorrect default branch
The event selector and UMASK values of Nehalem do not apply to all Intel processors.
Signed-off-by: Yong Wang <yong.y.wang@...el.com>
---
arch/x86/kernel/cpu/perf_counter.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c
index 56001fe..c74b6d1 100644
--- a/arch/x86/kernel/cpu/perf_counter.c
+++ b/arch/x86/kernel/cpu/perf_counter.c
@@ -1413,7 +1413,6 @@ static int intel_pmu_init(void)
pr_cont("Core2 events, ");
break;
- default:
case 26:
memcpy(hw_cache_event_ids, nehalem_hw_cache_event_ids,
sizeof(hw_cache_event_ids));
@@ -1426,6 +1425,8 @@ static int intel_pmu_init(void)
pr_cont("Atom events, ");
break;
+ default:
+ break;
}
return 0;
}
--
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