[PATCH 14/16] perf: add PMU_EVENT_ATTR_STRING() helper
From: Cody P Schafer
Date: Tue May 27 2014 - 20:28:50 EST
Helper for constructing static struct perf_pmu_events_attr s.
CC: Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Cody P Schafer <dev@xxxxxxxxxx>
---
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 6c1d6dd..1313171 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -876,6 +876,13 @@ 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, \
--
1.9.3
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