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perf/x86: Enable/Add IvyBridge hardware support

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Implement rudimentary IVB perf support. The SDM states its identical
to SNB with exception of the exact event tables, but a quick look
suggests they're similar enough.

Also mark SNB-EP as broken for now.

Requested-and-tested-by: Linus Torvalds <[email protected]>
Cc: Stephane Eranian <[email protected]>
Signed-off-by: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/1338884803.28282.153.camel@twins
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Peter Zijlstra 2012-06-05 10:26:43 +02:00 • committed by Ingo Molnar
commit 47a8863dbb
1 changed files with 2 additions and 1 deletions
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3
arch/x86/kernel/cpu/perf_event_intel.c
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@ -1909,8 +1909,9 @@ __init int intel_pmu_init(void)
break;
case 42: /* SandyBridge */
x86_add_quirk(intel_sandybridge_quirk);
case 45: /* SandyBridge, "Romely-EP" */
x86_add_quirk(intel_sandybridge_quirk);
case 58: /* IvyBridge */
memcpy(hw_cache_event_ids, snb_hw_cache_event_ids,
sizeof(hw_cache_event_ids));