+ if (atomic_dec_and_test(&nxo->nx_usecnt))
+ free_nx_info(nxo);
+}
+
+
+#define claim_nx_info(v,p) __claim_nx_info(v,p,__FILE__,__LINE__)
+
+static inline void __claim_nx_info(struct nx_info *nxi,
+ struct task_struct *task, const char *_file, int _line)
+{
+ vxlprintk(VXD_CBIT(nid, 3), "claim_nx_info(%p[#%d.%d.%d]) %p",
+ nxi, nxi?nxi->nx_id:0,
+ nxi?atomic_read(&nxi->nx_usecnt):0,
+ nxi?atomic_read(&nxi->nx_tasks):0,
+ task, _file, _line);
+
+ atomic_inc(&nxi->nx_tasks);
+}
+
+
+extern void unhash_nx_info(struct nx_info *);
+
+#define release_nx_info(v,p) __release_nx_info(v,p,__FILE__,__LINE__)
+
+static inline void __release_nx_info(struct nx_info *nxi,
+ struct task_struct *task, const char *_file, int _line)
+{
+ vxlprintk(VXD_CBIT(nid, 3), "release_nx_info(%p[#%d.%d.%d]) %p",
+ nxi, nxi?nxi->nx_id:0,
+ nxi?atomic_read(&nxi->nx_usecnt):0,
+ nxi?atomic_read(&nxi->nx_tasks):0,
+ task, _file, _line);
+
+ might_sleep();
+
+ if (atomic_dec_and_test(&nxi->nx_tasks))
+ unhash_nx_info(nxi);