111 	printf("  -a RW sorted by pid & file types\n");  in show_usage()
112 	printf("  -f RW sorted by file types\n");  in show_usage()
113 	printf("  -p RW sorted by pid\n");  in show_usage()
114 	printf("  -m major number\n");  in show_usage()
115 	printf("  -n minor number\n");  in show_usage()
121 	const char *option_string = "fm:n:p";  in parse_options()
135 		case 'p':  in parse_options()
156 		if (entry->pid == pid)  in get_pid_entry()
170 	pent->pid = atoh(ptr);  in handle_tp_pid()
173 	strcpy(pent->name, ptr);  in handle_tp_pid()
180 	int pid, type, rw, len;  in handle_tp_ios()  local
181 	struct pid_ent *p;  in handle_tp_ios()  local
191 	rw = atoh(ptr);  in handle_tp_ios()
201 	/* update per-pid stat */  in handle_tp_ios()
202 	p = get_pid_entry(pid);  in handle_tp_ios()
203 	p->io[type][rw & 0x1] += len;  in handle_tp_ios()
204 	p->total_io[rw & 0x1] += len;  in handle_tp_ios()
207 	total_io[type][rw & 0x1] += len;  in handle_tp_ios()
258 				entry->pid, entry->name,  in __print_pid()
259 				entry->total_io[READ],  in __print_pid()
260 				entry->total_io[WRITE]);  in __print_pid()
263 				entry->io[i][READ],  in __print_pid()
264 				entry->io[i][WRITE]);  in __print_pid()