s390/kernel/debug.c

76 				       int nr_areas, int buf_size, umode_t mode);
179 static debug_entry_t ***debug_areas_alloc(int pages_per_area, int nr_areas)
184 	areas = kmalloc_array(nr_areas, sizeof(debug_entry_t **), GFP_KERNEL);
187 	for (i = 0; i < nr_areas; i++) {
222 				      int nr_areas, int buf_size, int level,
231 	rc->active_entries = kcalloc(nr_areas, sizeof(int), GFP_KERNEL);
234 	rc->active_pages = kcalloc(nr_areas, sizeof(int), GFP_KERNEL);
238 		rc->areas = debug_areas_alloc(pages_per_area, nr_areas);
248 	rc->nr_areas	   = nr_areas;
280 	for (i = 0; i < db_info->nr_areas; i++) {
307 				       int nr_areas, int buf_size, umode_t mode)
311 	rc = debug_info_alloc(name, pages_per_area, nr_areas, buf_size,
335 			in->nr_areas, in->buf_size, in->level, mode);
341 		    (rc->nr_areas == in->nr_areas)) {
351 	for (i = 0; i < in->nr_areas; i++) {
443 		if (p_info->act_area >= id->nr_areas)
467 	if (p_info->act_area >= p_info->debug_info_snap->nr_areas)
633  * @nr_areas:	Number of debug areas
647 				  int nr_areas, int buf_size, umode_t mode,
659 	rc = debug_info_create(name, pages_per_area, nr_areas, buf_size, mode);
676  * @nr_areas:	Number of debug areas
688 			     int nr_areas, int buf_size)
690 	return debug_register_mode(name, pages_per_area, nr_areas, buf_size,
700  * @nr_areas: Number of debug areas
707 void debug_register_static(debug_info_t *id, int pages_per_area, int nr_areas)
718 	copy = debug_info_alloc("", pages_per_area, nr_areas, id->buf_size,
795 static int debug_set_size(debug_info_t *id, int nr_areas, int pages_per_area)
800 	if (!id || (nr_areas <= 0) || (pages_per_area < 0))
803 	new_id = debug_info_alloc("", pages_per_area, nr_areas, id->buf_size,
873 	id->active_area = id->active_area % id->nr_areas;
889 	swap(a->nr_areas, b->nr_areas);
1328 	rc = debug_set_size(id, id->nr_areas, new_pages);
1411 		memset(id->active_entries, 0, id->nr_areas * sizeof(int));
1412 		for (i = 0; i < id->nr_areas; i++) {
1417 	} else if (area >= 0 && area < id->nr_areas) {