git: ba2cfa80e1f2 - main - Fix makefs bootstrap after d485c77f203fb0f4cdc08dea5ff81631b51d8809

Alex Richardson arichardson at FreeBSD.org
Mon Feb 22 17:57:13 UTC 2021


The branch main has been updated by arichardson:

URL: https://cgit.FreeBSD.org/src/commit/?id=ba2cfa80e1f2a7e8ffd383e615aa304afa349ed7

commit ba2cfa80e1f2a7e8ffd383e615aa304afa349ed7
Author:     Alex Richardson <arichardson at FreeBSD.org>
AuthorDate: 2021-02-22 17:49:05 +0000
Commit:     Alex Richardson <arichardson at FreeBSD.org>
CommitDate: 2021-02-22 17:55:45 +0000

    Fix makefs bootstrap after d485c77f203fb0f4cdc08dea5ff81631b51d8809
    
    The makefs msdosfs code includes fs/msdosfs/denode.h which directly uses
    struct buf from <sys/buf.h> rather than the makefs struct m_buf.
    To work around this problem provide a local denode.h that includes
    ffs/buf.h and defines buf as an alias for m_buf.
    
    Reviewed By:    kib, emaste
    Differential Revision: https://reviews.freebsd.org/D28835
---
 lib/libprocstat/msdosfs.c              |  1 +
 sys/fs/msdosfs/denode.h                |  2 --
 usr.sbin/makefs/msdos.c                |  2 +-
 usr.sbin/makefs/msdos.h                |  1 -
 usr.sbin/makefs/msdos/denode.h         | 39 ++++++++++++++++++++++++++++++++++
 usr.sbin/makefs/msdos/msdosfs_denode.c |  5 +----
 usr.sbin/makefs/msdos/msdosfs_fat.c    |  5 +----
 usr.sbin/makefs/msdos/msdosfs_lookup.c |  5 +----
 usr.sbin/makefs/msdos/msdosfs_vfsops.c |  5 +----
 usr.sbin/makefs/msdos/msdosfs_vnops.c  |  5 +----
 usr.sbin/makefs/sys/buf.h              | 30 ++++++++++++++++++++++++++
 11 files changed, 76 insertions(+), 24 deletions(-)

diff --git a/lib/libprocstat/msdosfs.c b/lib/libprocstat/msdosfs.c
index 87906423f9b6..3541f252c713 100644
--- a/lib/libprocstat/msdosfs.c
+++ b/lib/libprocstat/msdosfs.c
@@ -40,6 +40,7 @@
 __FBSDID("$FreeBSD$");
 
 #include <sys/param.h>
+#include <sys/buf.h>
 #include <sys/time.h>
 #include <sys/stat.h>
 #include <sys/vnode.h>
diff --git a/sys/fs/msdosfs/denode.h b/sys/fs/msdosfs/denode.h
index f06c11772621..7c838b5cc81c 100644
--- a/sys/fs/msdosfs/denode.h
+++ b/sys/fs/msdosfs/denode.h
@@ -52,8 +52,6 @@
 #ifndef _FS_MSDOSFS_DENODE_H_
 #define	_FS_MSDOSFS_DENODE_H_
 
-#include <sys/buf.h>
-
 /*
  * This is the pc filesystem specific portion of the vnode structure.
  *
diff --git a/usr.sbin/makefs/msdos.c b/usr.sbin/makefs/msdos.c
index 567122c1db7e..74d55a7f490f 100644
--- a/usr.sbin/makefs/msdos.c
+++ b/usr.sbin/makefs/msdos.c
@@ -58,7 +58,7 @@ __FBSDID("$FreeBSD$");
 #include <mkfs_msdos.h>
 #include <fs/msdosfs/bpb.h>
 #include "msdos/direntry.h"
-#include <fs/msdosfs/denode.h>
+#include "msdos/denode.h"
 #include <fs/msdosfs/msdosfsmount.h>
 
 #undef clrbuf
diff --git a/usr.sbin/makefs/msdos.h b/usr.sbin/makefs/msdos.h
index a51420de76e5..ea78e49648a3 100644
--- a/usr.sbin/makefs/msdos.h
+++ b/usr.sbin/makefs/msdos.h
@@ -41,7 +41,6 @@
 } while (0);
 
 
-struct vnode;
 struct denode;
 struct fsnode;
 struct msdosfsmount;
diff --git a/usr.sbin/makefs/msdos/denode.h b/usr.sbin/makefs/msdos/denode.h
new file mode 100644
index 000000000000..4590a76c3501
--- /dev/null
+++ b/usr.sbin/makefs/msdos/denode.h
@@ -0,0 +1,39 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright 2018-2020 Alex Richardson <arichardson at FreeBSD.org>
+ *
+ * This work was supported by Innovate UK project 105694, "Digital Security by
+ * Design (DSbD) Technology Platform Prototype".
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+#pragma once
+/* Ensure that struct denode uses the local m_buf structure and not sys/buf.h */
+#define buf m_buf
+struct vn_clusterw {
+	/* Not interesting for msdosfs makefs. */
+};
+#include "../ffs/buf.h"
+/* struct direntry needs to be defined to included denode.h */
+#include "msdos/direntry.h"
+#include <fs/msdosfs/denode.h>
diff --git a/usr.sbin/makefs/msdos/msdosfs_denode.c b/usr.sbin/makefs/msdos/msdosfs_denode.c
index f2faed234228..48c305824793 100644
--- a/usr.sbin/makefs/msdos/msdosfs_denode.c
+++ b/usr.sbin/makefs/msdos/msdosfs_denode.c
@@ -62,13 +62,10 @@ __FBSDID("$FreeBSD$");
 #include <util.h>
 
 #include <fs/msdosfs/bpb.h>
-#include <fs/msdosfs/direntry.h>
-#include <fs/msdosfs/denode.h>
+#include "msdos/denode.h"
 #include <fs/msdosfs/fat.h>
 #include <fs/msdosfs/msdosfsmount.h>
 
-#undef clrbuf
-#include "ffs/buf.h"
 #include "makefs.h"
 #include "msdos.h"
 
diff --git a/usr.sbin/makefs/msdos/msdosfs_fat.c b/usr.sbin/makefs/msdos/msdosfs_fat.c
index a70b5741aa78..b5700d8c7d1d 100644
--- a/usr.sbin/makefs/msdos/msdosfs_fat.c
+++ b/usr.sbin/makefs/msdos/msdosfs_fat.c
@@ -60,13 +60,10 @@
 #include <strings.h>
 
 #include <fs/msdosfs/bpb.h>
-#include "msdos/direntry.h"
-#include <fs/msdosfs/denode.h>
+#include "msdos/denode.h"
 #include <fs/msdosfs/fat.h>
 #include <fs/msdosfs/msdosfsmount.h>
 
-#undef clrbuf
-#include "ffs/buf.h"
 #include "makefs.h"
 #include "msdos.h"
 
diff --git a/usr.sbin/makefs/msdos/msdosfs_lookup.c b/usr.sbin/makefs/msdos/msdosfs_lookup.c
index 3fca0532468b..a4db6ae1a4a2 100644
--- a/usr.sbin/makefs/msdos/msdosfs_lookup.c
+++ b/usr.sbin/makefs/msdos/msdosfs_lookup.c
@@ -58,13 +58,10 @@
 #include <string.h>
 
 #include <fs/msdosfs/bpb.h>
-#include "msdos/direntry.h"
-#include <fs/msdosfs/denode.h>
+#include "msdos/denode.h"
 #include <fs/msdosfs/fat.h>
 #include <fs/msdosfs/msdosfsmount.h>
 
-#undef clrbuf
-#include "ffs/buf.h"
 #include "makefs.h"
 #include "msdos.h"
 
diff --git a/usr.sbin/makefs/msdos/msdosfs_vfsops.c b/usr.sbin/makefs/msdos/msdosfs_vfsops.c
index b6788f6876f9..dd933bb2be61 100644
--- a/usr.sbin/makefs/msdos/msdosfs_vfsops.c
+++ b/usr.sbin/makefs/msdos/msdosfs_vfsops.c
@@ -63,15 +63,12 @@ __FBSDID("$FreeBSD$");
 
 #include <fs/msdosfs/bootsect.h>
 #include <fs/msdosfs/bpb.h>
-#include "msdos/direntry.h"
-#include <fs/msdosfs/denode.h>
+#include "msdos/denode.h"
 #include <fs/msdosfs/fat.h>
 #include <fs/msdosfs/msdosfsmount.h>
 
 #include <mkfs_msdos.h>
 
-#undef clrbuf
-#include "ffs/buf.h"
 #include "makefs.h"
 #include "msdos.h"
 
diff --git a/usr.sbin/makefs/msdos/msdosfs_vnops.c b/usr.sbin/makefs/msdos/msdosfs_vnops.c
index 2233c4b35eb2..7e927b4b99c7 100644
--- a/usr.sbin/makefs/msdos/msdosfs_vnops.c
+++ b/usr.sbin/makefs/msdos/msdosfs_vnops.c
@@ -65,13 +65,10 @@ __FBSDID("$FreeBSD$");
 #include <unistd.h>
 
 #include <fs/msdosfs/bpb.h>
-#include "msdos/direntry.h"
-#include <fs/msdosfs/denode.h>
+#include "msdos/denode.h"
 #include <fs/msdosfs/fat.h>
 #include <fs/msdosfs/msdosfsmount.h>
 
-#undef clrbuf
-#include "ffs/buf.h"
 #include "makefs.h"
 #include "msdos.h"
 
diff --git a/usr.sbin/makefs/sys/buf.h b/usr.sbin/makefs/sys/buf.h
new file mode 100644
index 000000000000..4b640a98dd2c
--- /dev/null
+++ b/usr.sbin/makefs/sys/buf.h
@@ -0,0 +1,30 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright 2018-2020 Alex Richardson <arichardson at FreeBSD.org>
+ *
+ * This work was supported by Innovate UK project 105694, "Digital Security by
+ * Design (DSbD) Technology Platform Prototype".
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+#error "<sys/buf.h> should not be included by makefs"


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