[src/trunk]: src/sys/kern TIOCGSID is used by tcgetsid() so it is not really ...

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

details:   https://anonhg.NetBSD.org/src/rev/7050ec2e37c3
branches:  trunk
changeset: 976978:7050ec2e37c3
user:      christos <christos%NetBSD.org@localhost>
date:      Sat Oct 10 15:59:41 2020 +0000

description:
TIOCGSID is used by tcgetsid() so it is not really compat :-)
This should reduce loading the compat module.

diffstat:

 sys/compat/common/tty_43.c |  18 ++----------------
 sys/kern/tty.c             |  17 +++++++++++++++--
 2 files changed, 17 insertions(+), 18 deletions(-)

diffs (77 lines):

diff -r e51c5fc510be -r 7050ec2e37c3 sys/compat/common/tty_43.c
--- a/sys/compat/common/tty_43.c        Sat Oct 10 15:34:05 2020 +0000
+++ b/sys/compat/common/tty_43.c        Sat Oct 10 15:59:41 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: tty_43.c,v 1.38 2020/10/09 10:41:53 nia Exp $  */
+/*     $NetBSD: tty_43.c,v 1.39 2020/10/10 15:59:41 christos Exp $     */
 
 /*-
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -62,7 +62,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: tty_43.c,v 1.38 2020/10/09 10:41:53 nia Exp $");
+__KERNEL_RCSID(0, "$NetBSD: tty_43.c,v 1.39 2020/10/10 15:59:41 christos Exp $");
 
 #if defined(_KERNEL_OPT)
 #include "opt_compat_netbsd.h"
@@ -277,20 +277,6 @@
                mutex_spin_exit(&tty_lock);
                break;
 
-       case TIOCGSID:
-               mutex_enter(&proc_lock);
-               if (tp->t_session == NULL) {
-                       mutex_exit(&proc_lock);
-                       return ENOTTY;
-               }
-               if (tp->t_session->s_leader == NULL) {
-                       mutex_exit(&proc_lock);
-                       return ENOTTY;
-               }
-               *(int *) data =  tp->t_session->s_leader->p_pid;
-               mutex_exit(&proc_lock);
-               break;
-
        default:
                return (EPASSTHROUGH);
        }
diff -r e51c5fc510be -r 7050ec2e37c3 sys/kern/tty.c
--- a/sys/kern/tty.c    Sat Oct 10 15:34:05 2020 +0000
+++ b/sys/kern/tty.c    Sat Oct 10 15:59:41 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: tty.c,v 1.291 2020/10/10 14:07:18 nia Exp $    */
+/*     $NetBSD: tty.c,v 1.292 2020/10/10 15:59:41 christos Exp $       */
 
 /*-
  * Copyright (c) 2008, 2020 The NetBSD Foundation, Inc.
@@ -63,7 +63,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: tty.c,v 1.291 2020/10/10 14:07:18 nia Exp $");
+__KERNEL_RCSID(0, "$NetBSD: tty.c,v 1.292 2020/10/10 15:59:41 christos Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_compat_netbsd.h"
@@ -1377,6 +1377,19 @@
                    s != tp->t_qsize)
                        error = tty_set_qsize(tp, s);
                return error;
+       case TIOCGSID:
+               mutex_enter(&proc_lock);
+               if (tp->t_session == NULL) {
+                       mutex_exit(&proc_lock);
+                       return ENOTTY;
+               }
+               if (tp->t_session->s_leader == NULL) {
+                       mutex_exit(&proc_lock);
+                       return ENOTTY;
+               }
+               *(int *) data =  tp->t_session->s_leader->p_pid;
+               mutex_exit(&proc_lock);
+               break;
 
        case TIOCSBRK:
        case TIOCCBRK: