[src/trunk]: src/sys/kern add simple_locks that are missed in the previous.

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

details:   https://anonhg.NetBSD.org/src/rev/7edbddefadad
branches:  trunk
changeset: 546079:7edbddefadad
user:      yamt <yamt%NetBSD.org@localhost>
date:      Sun Apr 20 07:06:33 2003 +0000

description:
add simple_locks that are missed in the previous.

diffstat:

 sys/kern/vfs_syscalls.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (34 lines):

diff -r 1d073178210f -r 7edbddefadad sys/kern/vfs_syscalls.c
--- a/sys/kern/vfs_syscalls.c   Sun Apr 20 04:42:15 2003 +0000
+++ b/sys/kern/vfs_syscalls.c   Sun Apr 20 07:06:33 2003 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vfs_syscalls.c,v 1.185 2003/04/16 21:44:21 christos Exp $      */
+/*     $NetBSD: vfs_syscalls.c,v 1.186 2003/04/20 07:06:33 yamt Exp $  */
 
 /*
  * Copyright (c) 1989, 1993
@@ -41,7 +41,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.185 2003/04/16 21:44:21 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.186 2003/04/20 07:06:33 yamt Exp $");
 
 #include "opt_compat_netbsd.h"
 #include "opt_compat_43.h"
@@ -798,6 +798,7 @@
                if (sfsp && count < maxcount) {
                        error = dostatfs(mp, &sbuf, p, SCARG(uap, flags), 0);
                        if (error) {
+                               simple_lock(&mountlist_slock);
                                nmp = CIRCLEQ_NEXT(mp, mnt_list);
                                vfs_unbusy(mp);
                                continue;
@@ -811,6 +812,7 @@
                        root |= strcmp(sbuf.f_mntonname, "/") == 0;
                }
                count++;
+               simple_lock(&mountlist_slock);
                nmp = CIRCLEQ_NEXT(mp, mnt_list);
                vfs_unbusy(mp);
        }