const char *scope, const void *source);
void cl_lock_user_add (const struct lu_env *env, struct cl_lock *lock);
int cl_lock_user_del (const struct lu_env *env, struct cl_lock *lock);
const char *scope, const void *source);
void cl_lock_user_add (const struct lu_env *env, struct cl_lock *lock);
int cl_lock_user_del (const struct lu_env *env, struct cl_lock *lock);