Module Name:    src
Committed By:   martin
Date:           Thu Jul 28 08:24:58 UTC 2016

Modified Files:
        src/sbin/fsdb: fsdb.c
        src/sys/ufs/ffs: ffs_vfsops.c
        src/usr.sbin/quot: quot.c

Log Message:
>From Michael Plass:

The superblock field that distinguishes between 4.2BSD and 4.4BSD
inodes is really only relevant on a UFS1 file system. Make sure that
it is a UFS1 fs before using fs_old_inodefmt.

Note that the NetBSD newfs and mkfs utilities initialize fs_old_inodefmt
even for UFS2, so problems were apparent only on file systems created
by other operating systems, for example, FreeBSD.


To generate a diff of this commit:
cvs rdiff -u -r1.48 -r1.49 src/sbin/fsdb/fsdb.c
cvs rdiff -u -r1.339 -r1.340 src/sys/ufs/ffs/ffs_vfsops.c
cvs rdiff -u -r1.33 -r1.34 src/usr.sbin/quot/quot.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sbin/fsdb/fsdb.c
diff -u src/sbin/fsdb/fsdb.c:1.48 src/sbin/fsdb/fsdb.c:1.49
--- src/sbin/fsdb/fsdb.c:1.48	Sun Jun 23 02:06:04 2013
+++ src/sbin/fsdb/fsdb.c	Thu Jul 28 08:24:58 2016
@@ -1,4 +1,4 @@
-/*	$NetBSD: fsdb.c,v 1.48 2013/06/23 02:06:04 dholland Exp $	*/
+/*	$NetBSD: fsdb.c,v 1.49 2016/07/28 08:24:58 martin Exp $	*/
 
 /*-
  * Copyright (c) 1996 The NetBSD Foundation, Inc.
@@ -31,7 +31,7 @@
 
 #include <sys/cdefs.h>
 #ifndef lint
-__RCSID("$NetBSD: fsdb.c,v 1.48 2013/06/23 02:06:04 dholland Exp $");
+__RCSID("$NetBSD: fsdb.c,v 1.49 2016/07/28 08:24:58 martin Exp $");
 #endif /* not lint */
 
 #include <sys/types.h>
@@ -1232,7 +1232,7 @@ CMDFUNC(chgroup)
 			return 1;
 		}
 	}
-	if (sblock->fs_old_inodefmt < FS_44INODEFMT)
+	if (!is_ufs2 && sblock->fs_old_inodefmt < FS_44INODEFMT)
 		curinode->dp1.di_ogid = iswap32(gid);
 	else
 		DIP_SET(curinode, gid, iswap32(gid));

Index: src/sys/ufs/ffs/ffs_vfsops.c
diff -u src/sys/ufs/ffs/ffs_vfsops.c:1.339 src/sys/ufs/ffs/ffs_vfsops.c:1.340
--- src/sys/ufs/ffs/ffs_vfsops.c:1.339	Sun Jun 19 22:41:31 2016
+++ src/sys/ufs/ffs/ffs_vfsops.c	Thu Jul 28 08:24:58 2016
@@ -1,4 +1,4 @@
-/*	$NetBSD: ffs_vfsops.c,v 1.339 2016/06/19 22:41:31 christos Exp $	*/
+/*	$NetBSD: ffs_vfsops.c,v 1.340 2016/07/28 08:24:58 martin Exp $	*/
 
 /*-
  * Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
@@ -61,7 +61,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ffs_vfsops.c,v 1.339 2016/06/19 22:41:31 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ffs_vfsops.c,v 1.340 2016/07/28 08:24:58 martin Exp $");
 
 #if defined(_KERNEL_OPT)
 #include "opt_ffs.h"
@@ -1605,7 +1605,8 @@ ffs_oldfscompat_read(struct fs *fs, stru
 		fs->fs_old_trackskew = 0;
 	}
 
-	if (fs->fs_old_inodefmt < FS_44INODEFMT) {
+	if (fs->fs_magic == FS_UFS1_MAGIC &&
+	    fs->fs_old_inodefmt < FS_44INODEFMT) {
 		fs->fs_maxfilesize = (u_quad_t) 1LL << 39;
 		fs->fs_qbmask = ~fs->fs_bmask;
 		fs->fs_qfmask = ~fs->fs_fmask;
@@ -2092,7 +2093,8 @@ ffs_loadvnode(struct mount *mp, struct v
 	 * fix until fsck has been changed to do the update.
 	 */
 
-	if (fs->fs_old_inodefmt < FS_44INODEFMT) {		/* XXX */
+	if (fs->fs_magic == FS_UFS1_MAGIC &&			/* XXX */
+	    fs->fs_old_inodefmt < FS_44INODEFMT) {		/* XXX */
 		ip->i_uid = ip->i_ffs1_ouid;			/* XXX */
 		ip->i_gid = ip->i_ffs1_ogid;			/* XXX */
 	}							/* XXX */

Index: src/usr.sbin/quot/quot.c
diff -u src/usr.sbin/quot/quot.c:1.33 src/usr.sbin/quot/quot.c:1.34
--- src/usr.sbin/quot/quot.c:1.33	Sat Oct 19 17:16:38 2013
+++ src/usr.sbin/quot/quot.c	Thu Jul 28 08:24:58 2016
@@ -1,4 +1,4 @@
-/*	$NetBSD: quot.c,v 1.33 2013/10/19 17:16:38 christos Exp $	*/
+/*	$NetBSD: quot.c,v 1.34 2016/07/28 08:24:58 martin Exp $	*/
 
 /*
  * Copyright (C) 1991, 1994 Wolfgang Solfrank.
@@ -33,7 +33,7 @@
 
 #include <sys/cdefs.h>
 #ifndef lint
-__RCSID("$NetBSD: quot.c,v 1.33 2013/10/19 17:16:38 christos Exp $");
+__RCSID("$NetBSD: quot.c,v 1.34 2016/07/28 08:24:58 martin Exp $");
 #endif /* not lint */
 
 #include <sys/param.h>
@@ -521,7 +521,8 @@ ffs_oldfscompat(struct fs *fs)
 {
 	int i;
 
-	if (fs->fs_old_inodefmt < FS_44INODEFMT) {
+	if (fs->fs_magic == FS_UFS1_MAGIC &&
+	    fs->fs_old_inodefmt < FS_44INODEFMT) {
 		quad_t sizepb = fs->fs_bsize;
 
 		fs->fs_maxfilesize = fs->fs_bsize * UFS_NDADDR - 1;

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