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authorJoel Becker <Joel.Becker@oracle.com>2008-12-16 18:10:18 -0800
committerMark Fasheh <mfasheh@suse.com>2008-12-16 18:26:16 -0800
commita97721894a6dc0f9ebfe1dbaa4bb112eaf399273 (patch)
tree18cc583e2d6c3765d210ad78c7aff948e5360f49 /fs
parent83099bc647688d816c2f7fac8e51921bdfe8db73 (diff)
ocfs2: Add JBD2 compat feature bit.
Define the OCFS2_FEATURE_COMPAT_JBD2 bit in the filesystem header. Signed-off-by: Joel Becker <joel.becker@oracle.com> Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/ocfs2/ocfs2_fs.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/ocfs2/ocfs2_fs.h b/fs/ocfs2/ocfs2_fs.h
index 5f180cf7abbd..5e0c0d0aef7d 100644
--- a/fs/ocfs2/ocfs2_fs.h
+++ b/fs/ocfs2/ocfs2_fs.h
@@ -86,7 +86,8 @@
#define OCFS2_CLEAR_INCOMPAT_FEATURE(sb,mask) \
OCFS2_SB(sb)->s_feature_incompat &= ~(mask)
-#define OCFS2_FEATURE_COMPAT_SUPP OCFS2_FEATURE_COMPAT_BACKUP_SB
+#define OCFS2_FEATURE_COMPAT_SUPP (OCFS2_FEATURE_COMPAT_BACKUP_SB \
+ | OCFS2_FEATURE_COMPAT_JBD2_SB)
#define OCFS2_FEATURE_INCOMPAT_SUPP (OCFS2_FEATURE_INCOMPAT_LOCAL_MOUNT \
| OCFS2_FEATURE_INCOMPAT_SPARSE_ALLOC \
| OCFS2_FEATURE_INCOMPAT_INLINE_DATA \
@@ -153,6 +154,11 @@
#define OCFS2_FEATURE_COMPAT_BACKUP_SB 0x0001
/*
+ * The filesystem will correctly handle journal feature bits.
+ */
+#define OCFS2_FEATURE_COMPAT_JBD2_SB 0x0002
+
+/*
* Unwritten extents support.
*/
#define OCFS2_FEATURE_RO_COMPAT_UNWRITTEN 0x0001