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add GFS/GFS2 support

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This commit is contained in:
kzak 2006-07-10 06:29:59 +00:00
parent 8a97690513
commit db8d49eb0f
2 changed files with 133 additions and 1 deletions
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126
e2fsprogs-1.39-blkid-gfs.patch Normal file
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@ -0,0 +1,126 @@
--- e2fsprogs-1.39/lib/blkid/probe.c.gfs 2006-05-14 23:24:09.000000000 +0200
+++ e2fsprogs-1.39/lib/blkid/probe.c 2006-07-10 08:15:11.000000000 +0200
@@ -646,6 +646,50 @@
return 0;
}
+static int probe_gfs(struct blkid_probe *probe,
+ struct blkid_magic *id __BLKID_ATTR((unused)),
+ unsigned char *buf)
+{
+ struct gfs2_sb *sbd;
+ const char *label = 0;
+
+ sbd = (struct gfs2_sb *)buf;
+
+ if (blkid_be32(sbd->sb_fs_format) == GFS_FORMAT_FS &&
+ blkid_be32(sbd->sb_multihost_format) == GFS_FORMAT_MULTI)
+ {
+ blkid_set_tag(probe->dev, "UUID", 0, 0);
+
+ if (strlen(sbd->sb_locktable))
+ label = sbd->sb_locktable;
+ blkid_set_tag(probe->dev, "LABEL", label, sizeof(sbd->sb_locktable));
+ return 0;
+ }
+ return 1;
+}
+
+static int probe_gfs2(struct blkid_probe *probe,
+ struct blkid_magic *id __BLKID_ATTR((unused)),
+ unsigned char *buf)
+{
+ struct gfs2_sb *sbd;
+ const char *label = 0;
+
+ sbd = (struct gfs2_sb *)buf;
+
+ if (blkid_be32(sbd->sb_fs_format) == GFS2_FORMAT_FS &&
+ blkid_be32(sbd->sb_multihost_format) == GFS2_FORMAT_MULTI)
+ {
+ blkid_set_tag(probe->dev, "UUID", 0, 0);
+
+ if (strlen(sbd->sb_locktable))
+ label = sbd->sb_locktable;
+ blkid_set_tag(probe->dev, "LABEL", label, sizeof(sbd->sb_locktable));
+ return 0;
+ }
+ return 1;
+}
+
/*
* BLKID_BLK_OFFS is at least as large as the highest bim_kboff defined
* in the type_array table below + bim_kbalign.
@@ -673,6 +717,8 @@
{ "reiserfs", 64, 0x34, 8, "ReIsErFs", probe_reiserfs },
{ "reiserfs", 8, 20, 8, "ReIsErFs", probe_reiserfs },
{ "reiser4", 64, 0, 7, "ReIsEr4", probe_reiserfs4 },
+ { "gfs2", 64, 0, 4, "\x01\x16\x19\x70", probe_gfs2 },
+ { "gfs", 64, 0, 4, "\x01\x16\x19\x70", probe_gfs },
{ "vfat", 0, 0x52, 5, "MSWIN", probe_fat },
{ "vfat", 0, 0x52, 8, "FAT32 ", probe_fat },
{ "vfat", 0, 0x36, 5, "MSDOS", probe_fat },
--- e2fsprogs-1.39/lib/blkid/probe.h.gfs 2006-03-10 21:43:35.000000000 +0100
+++ e2fsprogs-1.39/lib/blkid/probe.h 2006-07-07 13:45:43.000000000 +0200
@@ -345,6 +345,54 @@
unsigned char escape_sequences[8];
};
+/* Common gfs/gfs2 constants: */
+#define GFS_MAGIC 0x01161970
+#define GFS_DEFAULT_BSIZE 4096
+#define GFS_SUPERBLOCK_OFFSET (0x10 * GFS_DEFAULT_BSIZE)
+#define GFS_METATYPE_SB 1
+#define GFS_FORMAT_SB 100
+#define GFS_LOCKNAME_LEN 64
+
+/* gfs1 constants: */
+#define GFS_FORMAT_FS 1309
+#define GFS_FORMAT_MULTI 1401
+/* gfs2 constants: */
+#define GFS2_FORMAT_FS 1801
+#define GFS2_FORMAT_MULTI 1900
+
+struct gfs2_meta_header {
+ __u32 mh_magic;
+ __u32 mh_type;
+ __u64 __pad0; /* Was generation number in gfs1 */
+ __u32 mh_format;
+ __u32 __pad1; /* Was incarnation number in gfs1 */
+};
+
+struct gfs2_inum {
+ __u64 no_formal_ino;
+ __u64 no_addr;
+};
+
+struct gfs2_sb {
+ struct gfs2_meta_header sb_header;
+
+ __u32 sb_fs_format;
+ __u32 sb_multihost_format;
+ __u32 __pad0; /* Was superblock flags in gfs1 */
+
+ __u32 sb_bsize;
+ __u32 sb_bsize_shift;
+ __u32 __pad1; /* Was journal segment size in gfs1 */
+
+ struct gfs2_inum sb_master_dir; /* Was jindex dinode in gfs1 */
+ struct gfs2_inum __pad2; /* Was rindex dinode in gfs1 */
+ struct gfs2_inum sb_root_dir;
+
+ char sb_lockproto[GFS_LOCKNAME_LEN];
+ char sb_locktable[GFS_LOCKNAME_LEN];
+ /* In gfs1, quota and license dinodes followed */
+} PACKED;
+
/*
* Byte swap functions
*/
--- e2fsprogs-1.39/lib/blkid/ChangeLog.gfs 2006-05-14 23:25:12.000000000 +0200
+++ e2fsprogs-1.39/lib/blkid/ChangeLog 2006-07-10 08:16:22.000000000 +0200
@@ -0,0 +1,4 @@
+2006-07-10 Karel Zak <kzak@redhat.com>
+
+ * probe.c (probe_gfs, _gfs2), probe.h: Add support for GFS/GFS2
+

8
e2fsprogs.spec
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@ -4,7 +4,7 @@
Summary: Utilities for managing the second extended (ext2) filesystem. Summary: Utilities for managing the second extended (ext2) filesystem.
Name: e2fsprogs Name: e2fsprogs
Version: 1.39 Version: 1.39
Release: 1 Release: 2
License: GPL License: GPL
Group: System Environment/Base Group: System Environment/Base
Source: ftp://download.sourceforge.net/pub/sourceforge/e2fsprogs/e2fsprogs-%{version}.tar.gz Source: ftp://download.sourceforge.net/pub/sourceforge/e2fsprogs/e2fsprogs-%{version}.tar.gz
@ -13,6 +13,7 @@ Patch30: e2fsprogs-1.38-resize-inode.patch
Patch32: e2fsprogs-1.38-no_pottcdate.patch Patch32: e2fsprogs-1.38-no_pottcdate.patch
Patch34: e2fsprogs-1.39-blkid-devmapper.patch Patch34: e2fsprogs-1.39-blkid-devmapper.patch
Patch36: e2fsprogs-1.38-etcblkid.patch Patch36: e2fsprogs-1.38-etcblkid.patch
Patch37: e2fsprogs-1.39-blkid-gfs.patch
Url: http://e2fsprogs.sourceforge.net/ Url: http://e2fsprogs.sourceforge.net/
BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n) BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
Requires: e2fsprogs-libs = %{version}-%{release}, device-mapper Requires: e2fsprogs-libs = %{version}-%{release}, device-mapper
@ -68,6 +69,8 @@ also want to install e2fsprogs.
%patch34 -p1 -b .dm %patch34 -p1 -b .dm
# put blkid.tab in /etc/blkid/ # put blkid.tab in /etc/blkid/
%patch36 -p1 -b .etcblkid %patch36 -p1 -b .etcblkid
# GFS/GFS2 detection
%patch37 -p1 -b .gfs
%build %build
aclocal aclocal
@ -219,6 +222,9 @@ exit 0
%{_mandir}/man3/uuid_unparse.3* %{_mandir}/man3/uuid_unparse.3*
%changelog %changelog
* Mon Jul 10 2006 Karel Zak <kzak@redhat.com> - 1.39-2
- add GFS abd GFS2 support to libblkid
* Thu Jul 6 2006 Thomas Woerner <twoerner@redhat.com> - 1.39-1 * Thu Jul 6 2006 Thomas Woerner <twoerner@redhat.com> - 1.39-1
- new version 1.39 - new version 1.39
- dropped ext2online, because resize2fs is now able to do online resize - dropped ext2online, because resize2fs is now able to do online resize