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-rw-r--r--include/linux/sysfs.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index 0010009..381f06d 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -27,6 +27,7 @@ struct attribute {
const char *name;
umode_t mode;
#ifdef CONFIG_DEBUG_LOCK_ALLOC
+ bool ignore_lockdep:1;
struct lock_class_key *key;
struct lock_class_key skey;
#endif
@@ -80,6 +81,17 @@ struct attribute_group {
#define __ATTR_NULL { .attr = { .name = NULL } }
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+#define __ATTR_IGNORE_LOCKDEP(_name, _mode, _show, _store) { \
+ .attr = {.name = __stringify(_name), .mode = _mode, \
+ .ignore_lockdep = true }, \
+ .show = _show, \
+ .store = _store, \
+}
+#else
+#define __ATTR_IGNORE_LOCKDEP __ATTR
+#endif
+
#define attr_name(_attr) (_attr).attr.name
struct file;
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