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perf: add PMU_EVENT_ATTR_STRING() helper

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Helper for constructing static struct perf_pmu_events_attr s.

Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com>
Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Cody P Schafer 2015-01-30 13:45:58 -08:00 committed by Michael Ellerman
parent fd979c0132
commit f0405b8161
1 changed files with 7 additions and 0 deletions
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7
include/linux/perf_event.h
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@ -906,6 +906,13 @@ static struct perf_pmu_events_attr _var = { \
.id = _id, \
};
#define PMU_EVENT_ATTR_STRING(_name, _var, _str) \
static struct perf_pmu_events_attr _var = { \
.attr = __ATTR(_name, 0444, perf_event_sysfs_show, NULL), \
.id = 0, \
.event_str = _str, \
};
#define PMU_FORMAT_ATTR(_name, _format) \
static ssize_t \
_name##_show(struct device *dev, \