34 void ubi_dump_flash(struct ubi_device *ubi, int pnum, int offset, int len)  in ubi_dump_flash()  argument
39 	loff_t addr = (loff_t)pnum * ubi->peb_size + offset;  in ubi_dump_flash()
44 	err = mtd_read(ubi->mtd, addr, len, &read, buf);  in ubi_dump_flash()
46 		ubi_err(ubi, "err %d while reading %d bytes from PEB %d:%d, read %zd bytes",  in ubi_dump_flash()
51 	ubi_msg(ubi, "dumping %d bytes of data from PEB %d, offset %d",  in ubi_dump_flash()
264 	struct ubi_device *ubi;  in dfs_file_read()  local
269 	ubi = ubi_get_device(ubi_num);  in dfs_file_read()
270 	if (!ubi)  in dfs_file_read()
272 	d = &ubi->dbg;  in dfs_file_read()
317 	ubi_put_device(ubi);  in dfs_file_read()
327 	struct ubi_device *ubi;  in dfs_file_write()  local
333 	ubi = ubi_get_device(ubi_num);  in dfs_file_write()
334 	if (!ubi)  in dfs_file_write()
336 	d = &ubi->dbg;  in dfs_file_write()
384 	ubi_put_device(ubi);  in dfs_file_write()
404 int ubi_debugfs_init_dev(struct ubi_device *ubi)  in ubi_debugfs_init_dev()  argument
407 	unsigned long ubi_num = ubi->ubi_num;  in ubi_debugfs_init_dev()
410 	struct ubi_debug_info *d = &ubi->dbg;  in ubi_debugfs_init_dev()
416 		     ubi->ubi_num);  in ubi_debugfs_init_dev()
499 	ubi_err(ubi, "cannot create \"%s\" debugfs file or directory, error %d\n",  in ubi_debugfs_init_dev()
508 void ubi_debugfs_exit_dev(struct ubi_device *ubi)  in ubi_debugfs_exit_dev()  argument
511 		debugfs_remove_recursive(ubi->dbg.dfs_dir);  in ubi_debugfs_exit_dev()
521 int ubi_dbg_power_cut(struct ubi_device *ubi, int caller)  in ubi_dbg_power_cut()  argument
525 	if ((ubi->dbg.emulate_power_cut & caller) == 0)  in ubi_dbg_power_cut()
528 	if (ubi->dbg.power_cut_counter == 0) {  in ubi_dbg_power_cut()
529 		ubi->dbg.power_cut_counter = ubi->dbg.power_cut_min;  in ubi_dbg_power_cut()
531 		if (ubi->dbg.power_cut_max > ubi->dbg.power_cut_min) {  in ubi_dbg_power_cut()
532 			range = ubi->dbg.power_cut_max - ubi->dbg.power_cut_min;  in ubi_dbg_power_cut()
533 			ubi->dbg.power_cut_counter += prandom_u32() % range;  in ubi_dbg_power_cut()
538 	ubi->dbg.power_cut_counter--;  in ubi_dbg_power_cut()
539 	if (ubi->dbg.power_cut_counter)  in ubi_dbg_power_cut()
542 	ubi_msg(ubi, "XXXXXXXXXXXXXXX emulating a power cut XXXXXXXXXXXXXXXX");  in ubi_dbg_power_cut()
543 	ubi_ro_mode(ubi);  in ubi_dbg_power_cut()