181 	struct dlm_ls *ls;  in dlm_user_add_ast()  local
191 	ls = lkb->lkb_resource->res_ls;  in dlm_user_add_ast()
192 	spin_lock_bh(&ls->ls_clear_proc_locks);  in dlm_user_add_ast()
245 	spin_unlock_bh(&ls->ls_clear_proc_locks);  in dlm_user_add_ast()
251 	struct dlm_ls *ls;  in device_user_lock()  local
256 	ls = dlm_find_lockspace_local(proc->lockspace);  in device_user_lock()
257 	if (!ls)  in device_user_lock()
277 		error = dlm_user_convert(ls, ua,  in device_user_lock()
281 		error = dlm_user_adopt_orphan(ls, ua,  in device_user_lock()
288 		error = dlm_user_request(ls, ua,  in device_user_lock()
295 	dlm_put_lockspace(ls);  in device_user_lock()
302 	struct dlm_ls *ls;  in device_user_unlock()  local
306 	ls = dlm_find_lockspace_local(proc->lockspace);  in device_user_unlock()
307 	if (!ls)  in device_user_unlock()
319 		error = dlm_user_cancel(ls, ua, params->flags, params->lkid);  in device_user_unlock()
321 		error = dlm_user_unlock(ls, ua, params->flags, params->lkid,  in device_user_unlock()
324 	dlm_put_lockspace(ls);  in device_user_unlock()
331 	struct dlm_ls *ls;  in device_user_deadlock()  local
334 	ls = dlm_find_lockspace_local(proc->lockspace);  in device_user_deadlock()
335 	if (!ls)  in device_user_deadlock()
338 	error = dlm_user_deadlock(ls, params->flags, params->lkid);  in device_user_deadlock()
340 	dlm_put_lockspace(ls);  in device_user_deadlock()
344 static int dlm_device_register(struct dlm_ls *ls, char *name)  in dlm_device_register()  argument
350 	if (ls->ls_device.name)  in dlm_device_register()
355 	ls->ls_device.name = kzalloc(len, GFP_NOFS);  in dlm_device_register()
356 	if (!ls->ls_device.name)  in dlm_device_register()
359 	snprintf((char *)ls->ls_device.name, len, "%s_%s", name_prefix,  in dlm_device_register()
361 	ls->ls_device.fops = &device_fops;  in dlm_device_register()
362 	ls->ls_device.minor = MISC_DYNAMIC_MINOR;  in dlm_device_register()
364 	error = misc_register(&ls->ls_device);  in dlm_device_register()
366 		kfree(ls->ls_device.name);  in dlm_device_register()
370 		ls->ls_device.name = NULL;  in dlm_device_register()
376 int dlm_device_deregister(struct dlm_ls *ls)  in dlm_device_deregister()  argument
381 	if (!ls->ls_device.name)  in dlm_device_deregister()
384 	misc_deregister(&ls->ls_device);  in dlm_device_deregister()
385 	kfree(ls->ls_device.name);  in dlm_device_deregister()
392 	struct dlm_ls *ls;  in device_user_purge()  local
395 	ls = dlm_find_lockspace_local(proc->lockspace);  in device_user_purge()
396 	if (!ls)  in device_user_purge()
399 	error = dlm_user_purge(ls, proc, params->nodeid, params->pid);  in device_user_purge()
401 	dlm_put_lockspace(ls);  in device_user_purge()
408 	struct dlm_ls *ls;  in device_create_lockspace()  local
420 	ls = dlm_find_lockspace_local(lockspace);  in device_create_lockspace()
421 	if (!ls)  in device_create_lockspace()
424 	error = dlm_device_register(ls, params->name);  in device_create_lockspace()
425 	dlm_put_lockspace(ls);  in device_create_lockspace()
430 		error = ls->ls_device.minor;  in device_create_lockspace()
438 	struct dlm_ls *ls;  in device_remove_lockspace()  local
444 	ls = dlm_find_lockspace_device(params->minor);  in device_remove_lockspace()
445 	if (!ls)  in device_remove_lockspace()
451 	lockspace = ls;  in device_remove_lockspace()
452 	dlm_put_lockspace(ls);  in device_remove_lockspace()
456 	   ls before the release will proceed.  release also calls the  in device_remove_lockspace()
642 	struct dlm_ls *ls;  in device_open()  local
644 	ls = dlm_find_lockspace_device(iminor(inode));  in device_open()
645 	if (!ls)  in device_open()
650 		dlm_put_lockspace(ls);  in device_open()
654 	proc->lockspace = ls;  in device_open()
669 	struct dlm_ls *ls;  in device_close()  local
671 	ls = dlm_find_lockspace_local(proc->lockspace);  in device_close()
672 	if (!ls)  in device_close()
677 	dlm_clear_proc_locks(ls, proc);  in device_close()
686 	dlm_put_lockspace(ls);  in device_close()
687 	dlm_put_lockspace(ls);  /* for the find in device_open() */  in device_close()
689 	/* FIXME: AUTOFREE: if this ls is no longer used do  in device_close()