virtio: finer-grained features for virtio_net

[linux-2.6] / include / linux / configfs.h

diff --git a/include/linux/configfs.h b/include/linux/configfs.h
index 8227e730dac7097f73cbd8259d6588dc00439e2d..3ae65b1bf90fd891b32538390c103f12632560fd 100644 (file)
--- a/include/linux/configfs.h
+++ b/include/linux/configfs.h
@@ -35,8 +35,7 @@
 #ifndef _CONFIGFS_H_
 #define _CONFIGFS_H_
 
-#ifdef __KERNEL__
-
+#include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/list.h>
 #include <linux/kref.h>
@@ -188,6 +187,9 @@ static inline struct configfs_subsystem *to_configfs_subsystem(struct config_gro
 int configfs_register_subsystem(struct configfs_subsystem *subsys);
 void configfs_unregister_subsystem(struct configfs_subsystem *subsys);
 
-#endif  /* __KERNEL__ */
+/* 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);
 
 #endif /* _CONFIGFS_H_ */