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    Subject[tip:perf/core] perf/x86: Enable/Add IvyBridge hardware support
    Commit-ID:  b6db437ba8322f5cee0bd355ad2ef9f73c413754
    Gitweb: http://git.kernel.org/tip/b6db437ba8322f5cee0bd355ad2ef9f73c413754
    Author: Peter Zijlstra <peterz@infradead.org>
    AuthorDate: Tue, 5 Jun 2012 10:26:43 +0200
    Committer: Ingo Molnar <mingo@kernel.org>
    CommitDate: Wed, 6 Jun 2012 16:59:49 +0200

    perf/x86: Enable/Add IvyBridge hardware support

    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 <torvalds@linux-foundation.org>
    Cc: Stephane Eranian <eranian@google.com>
    Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
    Link: http://lkml.kernel.org/r/1338884803.28282.153.camel@twins
    Signed-off-by: Ingo Molnar <mingo@kernel.org>
    ---
    arch/x86/kernel/cpu/perf_event_intel.c | 3 ++-
    1 files changed, 2 insertions(+), 1 deletions(-)

    diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
    index 2312c1f..187c294 100644
    --- a/arch/x86/kernel/cpu/perf_event_intel.c
    +++ b/arch/x86/kernel/cpu/perf_event_intel.c
    @@ -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));


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