[tip:perfcounters/core] perf_counter/x86: Fix the model number of Intel Core2 processors
From: tip-bot for Yong Wang
Date: Wed Jun 10 2009 - 07:07:31 EST
Commit-ID: dc81081b2d9a6a9d64dad1bef1e5fc9fb660e53e
Gitweb: http://git.kernel.org/tip/dc81081b2d9a6a9d64dad1bef1e5fc9fb660e53e
Author: Yong Wang <yong.y.wang@xxxxxxxxxxxxxxx>
AuthorDate: Wed, 10 Jun 2009 17:06:12 +0800
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Wed, 10 Jun 2009 13:04:43 +0200
perf_counter/x86: Fix the model number of Intel Core2 processors
Fix the model number of Intel Core2 processors according to the
documentation: Intel Processor Identification with the CPUID
Instruction: http://www.intel.com/support/processors/sb/cs-009861.htm
Signed-off-by: Yong Wang <yong.y.wang@xxxxxxxxx>
Also-Reported-by: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
LKML-Reference: <20090610090612.GA26580@xxxxxxxxxxxxxxxxxxxxxxxxxx>
[ Added two more model numbers suggested by Arnd Bergmann ]
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
arch/x86/kernel/cpu/perf_counter.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c
index 40978aa..49f2585 100644
--- a/arch/x86/kernel/cpu/perf_counter.c
+++ b/arch/x86/kernel/cpu/perf_counter.c
@@ -1407,7 +1407,10 @@ static int intel_pmu_init(void)
* Install the hw-cache-events table:
*/
switch (boot_cpu_data.x86_model) {
- case 17:
+ case 15: /* original 65 nm celeron/pentium/core2/xeon, "Merom"/"Conroe" */
+ case 22: /* single-core 65 nm celeron/core2solo "Merom-L"/"Conroe-L" */
+ case 23: /* current 45 nm celeron/core2/xeon "Penryn"/"Wolfdale" */
+ case 29: /* six-core 45 nm xeon "Dunnington" */
memcpy(hw_cache_event_ids, core2_hw_cache_event_ids,
sizeof(hw_cache_event_ids));
--
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