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authorDavid Howells <dhowells@redhat.com>2007-05-10 22:51:50 -0700
committerDavid Woodhouse <dwmw2@infradead.org>2007-05-11 12:14:15 +0100
commitacaebfd8a7af0019b2edfcf4045c56c3e18375c5 (patch)
tree312d91a96fbc6ed3672220e2c4087a196e5ab6cf /include/linux
parent33672f72b24191fb17c3666ec1c620f3fa617b50 (diff)
[MTD] generalise the handling of MTD-specific superblocks
Generalise the handling of MTD-specific superblocks so that JFFS2 and ROMFS can both share it. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/fs.h1
-rw-r--r--include/linux/mtd/super.h30
2 files changed, 31 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 095a9c9a64f..151739a55ea 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -937,6 +937,7 @@ struct super_block {
struct list_head s_files;
struct block_device *s_bdev;
+ struct mtd_info *s_mtd;
struct list_head s_instances;
struct quota_info s_dquot; /* Diskquota specific options */
diff --git a/include/linux/mtd/super.h b/include/linux/mtd/super.h
new file mode 100644
index 00000000000..4016dd6fe33
--- /dev/null
+++ b/include/linux/mtd/super.h
@@ -0,0 +1,30 @@
+/* MTD-based superblock handling
+ *
+ * Copyright © 2006 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef __MTD_SUPER_H__
+#define __MTD_SUPER_H__
+
+#ifdef __KERNEL__
+
+#include <linux/mtd/mtd.h>
+#include <linux/fs.h>
+#include <linux/mount.h>
+
+extern int get_sb_mtd(struct file_system_type *fs_type, int flags,
+ const char *dev_name, void *data,
+ int (*fill_super)(struct super_block *, void *, int),
+ struct vfsmount *mnt);
+extern void kill_mtd_super(struct super_block *sb);
+
+
+#endif /* __KERNEL__ */
+
+#endif /* __MTD_SUPER_H__ */