diff options
Diffstat (limited to 'include/linux/configfs.h')
| -rw-r--r-- | include/linux/configfs.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/include/linux/configfs.h b/include/linux/configfs.h index f7300d023dbe..f8165c129ccb 100644 --- a/include/linux/configfs.h +++ b/include/linux/configfs.h @@ -259,7 +259,24 @@ void configfs_unregister_default_group(struct config_group *group); /* These functions can sleep and can alloc with GFP_KERNEL */ /* WARNING: These cannot be called underneath configfs callbacks!! */ -int configfs_depend_item(struct configfs_subsystem *subsys, struct config_item *target); -void configfs_undepend_item(struct configfs_subsystem *subsys, struct config_item *target); +int configfs_depend_item(struct configfs_subsystem *subsys, + struct config_item *target); +void configfs_undepend_item(struct config_item *target); + +/* + * These functions can sleep and can alloc with GFP_KERNEL + * NOTE: These should be called only underneath configfs callbacks. + * NOTE: First parameter is a caller's subsystem, not target's. + * WARNING: These cannot be called on newly created item + * (in make_group()/make_item() callback) + */ +int configfs_depend_item_unlocked(struct configfs_subsystem *caller_subsys, + struct config_item *target); + + +static inline void configfs_undepend_item_unlocked(struct config_item *target) +{ + configfs_undepend_item(target); +} #endif /* _CONFIGFS_H_ */ |