--- /dev/null
+#ifndef _VX_DLIMIT_H
+#define _VX_DLIMIT_H
+
+#include "switch.h"
+
+#define CDLIM_UNSET (0ULL)
+#define CDLIM_INFINITY (~0ULL)
+#define CDLIM_KEEP (~1ULL)
+
+
+#ifdef __KERNEL__
+
+#include <linux/spinlock.h>
+
+struct super_block;
+
+struct dl_info {
+ struct hlist_node dl_hlist; /* linked list of contexts */
+ struct rcu_head dl_rcu; /* the rcu head */
+ xid_t dl_xid; /* context id */
+ atomic_t dl_usecnt; /* usage count */
+ atomic_t dl_refcnt; /* reference count */
+
+ struct super_block *dl_sb; /* associated superblock */
+
+ spinlock_t dl_lock; /* protect the values */
+
+ uint64_t dl_space_used; /* used space in bytes */
+ uint64_t dl_space_total; /* maximum space in bytes */
+ uint32_t dl_inodes_used; /* used inodes */
+ uint32_t dl_inodes_total; /* maximum inodes */
+
+ unsigned int dl_nrlmult; /* non root limit mult */
+};
+
+struct rcu_head;
+
+extern void rcu_free_dl_info(struct rcu_head *);
+extern void unhash_dl_info(struct dl_info *);
+
+extern struct dl_info *locate_dl_info(struct super_block *, xid_t);
+
+
+struct kstatfs;
+
+extern void vx_vsi_statfs(struct super_block *, struct kstatfs *);
+
+typedef uint64_t dlsize_t;
+
+#endif /* __KERNEL__ */
+#else /* _VX_DLIMIT_H */
+#warning duplicate inclusion
+#endif /* _VX_DLIMIT_H */