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    Subject[tip:perf/core] perf: Add support for PERF_HW_COUNT_REF_CPU_CYCLES
    Commit-ID:  f1ac18af219835fd5b8e19c14d2dd75c55f78737
    Gitweb: http://git.kernel.org/tip/f1ac18af219835fd5b8e19c14d2dd75c55f78737
    Author: Stephane Eranian <eranian@google.com>
    AuthorDate: Sun, 11 Dec 2011 00:28:54 +0100
    Committer: Ingo Molnar <mingo@elte.hu>
    CommitDate: Wed, 21 Dec 2011 10:26:41 +0100

    perf: Add support for PERF_HW_COUNT_REF_CPU_CYCLES

    Add new generic hw event: ref-cycles, which maps to
    PERF_HW_COUNT_REF_CPUCYCLES:

    $ perf stat -e ref-cycles ls

    Signed-off-by: Stephane Eranian <eranian@google.com>
    Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
    Link: http://lkml.kernel.org/r/1323559734-3488-5-git-send-email-eranian@google.com
    Signed-off-by: Ingo Molnar <mingo@elte.hu>
    ---
    tools/perf/util/parse-events.c | 2 ++
    1 files changed, 2 insertions(+), 0 deletions(-)

    diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
    index 586ab3f..531c283 100644
    --- a/tools/perf/util/parse-events.c
    +++ b/tools/perf/util/parse-events.c
    @@ -38,6 +38,7 @@ static struct event_symbol event_symbols[] = {
    { CHW(BRANCH_INSTRUCTIONS), "branch-instructions", "branches" },
    { CHW(BRANCH_MISSES), "branch-misses", "" },
    { CHW(BUS_CYCLES), "bus-cycles", "" },
    + { CHW(REF_CPU_CYCLES), "ref-cycles", "" },

    { CSW(CPU_CLOCK), "cpu-clock", "" },
    { CSW(TASK_CLOCK), "task-clock", "" },
    @@ -68,6 +69,7 @@ static const char *hw_event_names[PERF_COUNT_HW_MAX] = {
    "bus-cycles",
    "stalled-cycles-frontend",
    "stalled-cycles-backend",
    + "ref-cycles",
    };

    static const char *sw_event_names[PERF_COUNT_SW_MAX] = {

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