From acaebfd8a7af0019b2edfcf4045c56c3e18375c5 Mon Sep 17 00:00:00 2001 From: David Howells Date: Thu, 10 May 2007 22:51:50 -0700 Subject: [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 Signed-off-by: Andrew Morton Signed-off-by: David Woodhouse --- include/linux/fs.h | 1 + include/linux/mtd/super.h | 30 ++++++++++++++++++++++++++++++ 2 files changed, 31 insertions(+) create mode 100644 include/linux/mtd/super.h (limited to 'include') diff --git a/include/linux/fs.h b/include/linux/fs.h index 095a9c9a64fb..151739a55eaf 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 000000000000..4016dd6fe336 --- /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 +#include +#include + +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__ */ -- cgit v1.2.2