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-rw-r--r--include/linux/sysfs.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index b5a9d9b26bd4..69c1ff003628 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -80,6 +80,11 @@ struct attribute_group {
.show = _name##_show, \
}
+#define __ATTR_WO(_name) { \
+ .attr = { .name = __stringify(_name), .mode = S_IWUSR }, \
+ .store = _name##_store, \
+}
+
#define __ATTR_RW(_name) __ATTR(_name, (S_IWUSR | S_IRUGO), \
_name##_show, _name##_store)