diff options
Diffstat (limited to 'include/linux/configfs.h')
| -rw-r--r-- | include/linux/configfs.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/configfs.h b/include/linux/configfs.h index 3b5c6d58b0d2..7ee1a014c56b 100644 --- a/include/linux/configfs.h +++ b/include/linux/configfs.h @@ -213,4 +213,20 @@ 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_ */ |