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perf_counter/x86: Fix the model number of Intel Core2 processors

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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@intel.com>
Also-Reported-by: Arnd Bergmann <arnd@arndb.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
LKML-Reference: <20090610090612.GA26580@ywang-moblin2.bj.intel.com>
[ Added two more model numbers suggested by Arnd Bergmann ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Yong Wang 2009-06-10 17:06:12 +08:00 committed by Ingo Molnar
parent fecc8ac849
commit dc81081b2d
1 changed files with 4 additions and 1 deletions
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5
arch/x86/kernel/cpu/perf_counter.c
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@ -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));