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    Subject[PATCH v4 05/10] perf: add PMU_EVENT_ATTR_STRING() helper
    Date
    From: Cody P Schafer <cody@linux.vnet.ibm.com>

    Helper for constructing static struct perf_pmu_events_attr s.

    CC: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
    CC: Haren Myneni <hbabu@us.ibm.com>
    CC: Cody P Schafer <dev@codyps.com>
    Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com>
    ---
    include/linux/perf_event.h | 7 +++++++
    1 file changed, 7 insertions(+)

    diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
    index da442a0..4840c7f 100644
    --- a/include/linux/perf_event.h
    +++ b/include/linux/perf_event.h
    @@ -903,6 +903,13 @@ static struct perf_pmu_events_attr _var = { \
    .id = _id, \
    };

    +#define PMU_EVENT_ATTR_STRING(_name, _var, _value) \
    +static struct perf_pmu_events_attr _var = { \
    + .attr = __ATTR(_name, 0444, perf_event_sysfs_show, NULL), \
    + .event_str = _value, \
    +};
    +
    +
    #define PMU_FORMAT_ATTR(_name, _format) \
    static ssize_t \
    _name##_show(struct device *dev, \
    --
    1.8.3.1


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