[src/trunk]: src/sys/dev/usb uhso(4): Convert locking comments to locking ass...

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b13788f6bc36
branches:  trunk
changeset: 372099:b13788f6bc36
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Wed Oct 26 23:53:03 2022 +0000

description:
uhso(4): Convert locking comments to locking assertions.

diffstat:

 sys/dev/usb/uhso.c |  10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diffs (52 lines):

diff -r 21cdf33a2e47 -r b13788f6bc36 sys/dev/usb/uhso.c
--- a/sys/dev/usb/uhso.c        Wed Oct 26 23:50:28 2022 +0000
+++ b/sys/dev/usb/uhso.c        Wed Oct 26 23:53:03 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uhso.c,v 1.36 2022/09/03 02:48:00 thorpej Exp $        */
+/*     $NetBSD: uhso.c,v 1.37 2022/10/26 23:53:03 riastradh Exp $      */
 
 /*-
  * Copyright (c) 2009 Iain Hibbert
@@ -37,7 +37,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uhso.c,v 1.36 2022/09/03 02:48:00 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uhso.c,v 1.37 2022/10/26 23:53:03 riastradh Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -1759,7 +1759,6 @@
        return error;
 }
 
-/* this is called with tty_lock held */
 static void
 uhso_tty_stop(struct tty *tp, int flag)
 {
@@ -1768,6 +1767,8 @@
            UHSOUNIT(tp->t_dev));
        struct uhso_port *hp = sc->sc_port[UHSOPORT(tp->t_dev)];
 #endif
+
+       KASSERT(ttylocked(tp));
 }
 
 static struct tty *
@@ -1838,7 +1839,6 @@
        return 0;
 }
 
-/* this is called with tty_lock held */
 Static void
 uhso_tty_start(struct tty *tp)
 {
@@ -1847,6 +1847,8 @@
        struct uhso_port *hp = sc->sc_port[UHSOPORT(tp->t_dev)];
        int s;
 
+       KASSERT(ttylocked(tp));
+
        if (!device_is_active(sc->sc_dev))
                return;