388 static int debug_format_entry(file_private_info_t *p_info)  in debug_format_entry()  argument
390 	debug_info_t *id_snap	= p_info->debug_info_snap;  in debug_format_entry()
391 	struct debug_view *view = p_info->view;  in debug_format_entry()
395 	if (p_info->act_entry == DEBUG_PROLOG_ENTRY) {  in debug_format_entry()
398 			len += view->prolog_proc(id_snap, view, p_info->temp_buf,  in debug_format_entry()
399 						 sizeof(p_info->temp_buf));  in debug_format_entry()
405 	act_entry = (debug_entry_t *) ((char *)id_snap->areas[p_info->act_area]  in debug_format_entry()
406 				       [p_info->act_page] + p_info->act_entry);  in debug_format_entry()
411 		len += view->header_proc(id_snap, view, p_info->act_area,  in debug_format_entry()
412 					 act_entry, p_info->temp_buf + len,  in debug_format_entry()
413 					 sizeof(p_info->temp_buf) - len);  in debug_format_entry()
416 		len += view->format_proc(id_snap, view, p_info->temp_buf + len,  in debug_format_entry()
417 					 sizeof(p_info->temp_buf) - len,  in debug_format_entry()
434 static inline bool debug_next_entry(file_private_info_t *p_info)  in debug_next_entry()  argument
438 	id = p_info->debug_info_snap;  in debug_next_entry()
439 	if (p_info->act_entry == DEBUG_PROLOG_ENTRY) {  in debug_next_entry()
440 		p_info->act_entry = 0;  in debug_next_entry()
441 		p_info->act_page  = 0;  in debug_next_entry()
446 	p_info->act_entry += id->entry_size;  in debug_next_entry()
448 	if (p_info->act_entry > (PAGE_SIZE - id->entry_size)) {  in debug_next_entry()
450 		p_info->act_entry = 0;  in debug_next_entry()
451 		p_info->act_page += 1;  in debug_next_entry()
452 		if ((p_info->act_page % id->pages_per_area) == 0) {  in debug_next_entry()
454 			p_info->act_area++;  in debug_next_entry()
455 			p_info->act_page = 0;  in debug_next_entry()
457 		if (p_info->act_area >= id->nr_areas)  in debug_next_entry()
470 static void debug_to_act_entry(file_private_info_t *p_info)  in debug_to_act_entry()  argument
474 	snap_id = p_info->debug_info_snap;  in debug_to_act_entry()
475 	p_info->act_area = snap_id->active_area;  in debug_to_act_entry()
476 	p_info->act_page = snap_id->active_pages[snap_id->active_area];  in debug_to_act_entry()
477 	p_info->act_entry = snap_id->active_entries[snap_id->active_area];  in debug_to_act_entry()
491 static inline bool debug_prev_entry(file_private_info_t *p_info)  in debug_prev_entry()  argument
495 	id = p_info->debug_info_snap;  in debug_prev_entry()
496 	if (p_info->act_entry == DEBUG_PROLOG_ENTRY)  in debug_prev_entry()
497 		debug_to_act_entry(p_info);  in debug_prev_entry()
500 	p_info->act_entry -= id->entry_size;  in debug_prev_entry()
502 	if (p_info->act_entry < 0) {  in debug_prev_entry()
504 		p_info->act_entry = rounddown(PAGE_SIZE, id->entry_size) - id->entry_size;  in debug_prev_entry()
505 		p_info->act_page--;  in debug_prev_entry()
506 		if (p_info->act_page < 0) {  in debug_prev_entry()
508 			p_info->act_area--;  in debug_prev_entry()
509 			p_info->act_page = id->pages_per_area - 1;  in debug_prev_entry()
511 		if (p_info->act_area < 0)  in debug_prev_entry()
512 			p_info->act_area = (id->nr_areas - 1) % id->nr_areas;  in debug_prev_entry()
515 	if (id->active_area == p_info->act_area &&  in debug_prev_entry()
516 	    id->active_pages[id->active_area] == p_info->act_page &&  in debug_prev_entry()
517 	    id->active_entries[id->active_area] == p_info->act_entry)  in debug_prev_entry()
533 static bool debug_move_entry(file_private_info_t *p_info, bool reverse)  in debug_move_entry()  argument
536 		return debug_prev_entry(p_info);  in debug_move_entry()
538 		return debug_next_entry(p_info);  in debug_move_entry()
553 	file_private_info_t *p_info;  in debug_output()  local
555 	p_info = (file_private_info_t *) file->private_data;  in debug_output()
556 	if (*offset != p_info->offset)  in debug_output()
558 	if (p_info->act_area >= p_info->debug_info_snap->nr_areas)  in debug_output()
560 	entry_offset = p_info->act_entry_offset;  in debug_output()
567 		formatted_line_size = debug_format_entry(p_info);  in debug_output()
572 			if (copy_to_user(user_buf + count, p_info->temp_buf  in debug_output()
580 			if (!debug_next_entry(p_info))  in debug_output()
585 	p_info->offset		 = *offset + count;  in debug_output()
586 	p_info->act_entry_offset = entry_offset;  in debug_output()
587 	*offset = p_info->offset;  in debug_output()
599 	file_private_info_t *p_info;  in debug_input()  local
603 	p_info = ((file_private_info_t *) file->private_data);  in debug_input()
604 	if (p_info->view->input_proc) {  in debug_input()
605 		rc = p_info->view->input_proc(p_info->debug_info_org,  in debug_input()
606 					      p_info->view, file, user_buf,  in debug_input()
619 	file_private_info_t *p_info;  in debug_file_private_alloc()  local
633 	p_info = kmalloc_obj(file_private_info_t);  in debug_file_private_alloc()
634 	if (!p_info) {  in debug_file_private_alloc()
638 	p_info->offset = 0;  in debug_file_private_alloc()
639 	p_info->debug_info_snap = debug_info_snapshot;  in debug_file_private_alloc()
640 	p_info->debug_info_org	= debug_info;  in debug_file_private_alloc()
641 	p_info->view = view;  in debug_file_private_alloc()
642 	p_info->act_area = 0;  in debug_file_private_alloc()
643 	p_info->act_page = 0;  in debug_file_private_alloc()
644 	p_info->act_entry = DEBUG_PROLOG_ENTRY;  in debug_file_private_alloc()
645 	p_info->act_entry_offset = 0;  in debug_file_private_alloc()
648 	return p_info;  in debug_file_private_alloc()
660 	file_private_info_t *p_info;  in debug_open()  local
677 	p_info = debug_file_private_alloc(debug_info, debug_info->views[i]);  in debug_open()
678 	if (!p_info) {  in debug_open()
682 	file->private_data = p_info;  in debug_open()
689 static void debug_file_private_free(file_private_info_t *p_info)  in debug_file_private_free()  argument
691 	if (p_info->debug_info_snap)  in debug_file_private_free()
692 		debug_info_free(p_info->debug_info_snap);  in debug_file_private_free()
693 	debug_info_put(p_info->debug_info_org);  in debug_file_private_free()
694 	kfree(p_info);  in debug_file_private_free()
704 	file_private_info_t *p_info;  in debug_close()  local
706 	p_info = (file_private_info_t *) file->private_data;  in debug_close()
707 	debug_file_private_free(p_info);  in debug_close()
733 	file_private_info_t *p_info;  in debug_dump()  local
741 	p_info = debug_file_private_alloc(id, view);  in debug_dump()
742 	if (!p_info)  in debug_dump()
747 		size = debug_format_entry(p_info);  in debug_dump()
749 		memcpy(buf + offset, p_info->temp_buf, size);  in debug_dump()
753 	} while (debug_move_entry(p_info, reverse));  in debug_dump()
754 	debug_file_private_free(p_info);  in debug_dump()