quoted

--- a/arch/alpha/include/uapi/asm/ioctls.h
+++ b/arch/alpha/include/uapi/asm/ioctls.h

@@ -94,6 +94,7 @@
  #define TIOCSRS485     _IOWR('T', 0x2F, struct serial_rs485)
  #define TIOCGPTN       _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
  #define TIOCSPTLCK     _IOW('T',0x31, int)  /* Lock/unlock Pty */
+#define TIOCGPTPEER    _IOR('T', 0x41, int) /* Safely open the slave */

Shouldn't the list of definitions be kept sorted, by hex number?
(everywhere)

Probably. The reason I put it here is because it logically is very 
similar to TIOCGPTN and TIOSPTLCK, but I can move it if the hex order is 
more important for maintainence.

-- 
Aleksa Sarai
Software Engineer (Containers)
SUSE Linux GmbH
https://www.cyphar.com/