ufs: move non-layout parts of ufs_fs.h to fs/ufs/

Move prototypes and in-core structures to fs/ufs/ similar to what most
other filesystems already do.

I made little modifications: move also ufs debug macros and
mount options constants into fs/ufs/ufs.h, this stuff
also private for ufs.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Evgeniy Dushistov <dushistov@mail.ru>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

12 files changed, 171 insertions, 2 deletions

diff --git a/fs/ufs/balloc.c b/fs/ufs/balloc.c
index 841ac25..f63a09c 100644
--- a/fs/ufs/balloc.c
+++ b/fs/ufs/balloc.c
@@ -19,6 +19,7 @@
 #include <linux/bitops.h>
 #include <asm/byteorder.h>
 
+#include "ufs.h"
 #include "swab.h"
 #include "util.h"
 
diff --git a/fs/ufs/cylinder.c b/fs/ufs/cylinder.c
index 09c39e5..2a81566 100644
--- a/fs/ufs/cylinder.c
+++ b/fs/ufs/cylinder.c
@@ -17,6 +17,7 @@
 
 #include <asm/byteorder.h>
 
+#include "ufs.h"
 #include "swab.h"
 #include "util.h"
 
diff --git a/fs/ufs/dir.c b/fs/ufs/dir.c
index 2410ec6..30f8c2b 100644
--- a/fs/ufs/dir.c
+++ b/fs/ufs/dir.c
@@ -21,6 +21,7 @@
 #include <linux/ufs_fs.h>
 #include <linux/swap.h>
 
+#include "ufs.h"
 #include "swab.h"
 #include "util.h"
 
diff --git a/fs/ufs/file.c b/fs/ufs/file.c
index 6705d74..a46c97b 100644
--- a/fs/ufs/file.c
+++ b/fs/ufs/file.c
@@ -27,6 +27,9 @@
 #include <linux/ufs_fs.h>
 #include <linux/buffer_head.h>	/* for sync_mapping_buffers() */
 
+#include "ufs.h"
+
+
 static int ufs_sync_file(struct file *file, struct dentry *dentry, int datasync)
 {
 	struct inode *inode = dentry->d_inode;
diff --git a/fs/ufs/ialloc.c b/fs/ufs/ialloc.c
index c28a8b6..7e260bc 100644
--- a/fs/ufs/ialloc.c
+++ b/fs/ufs/ialloc.c
@@ -34,6 +34,7 @@
 #include <linux/bitops.h>
 #include <asm/byteorder.h>
 
+#include "ufs.h"
 #include "swab.h"
 #include "util.h"
 
diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c
index d84d4b0..4320782 100644
--- a/fs/ufs/inode.c
+++ b/fs/ufs/inode.c
@@ -38,6 +38,7 @@
 #include <linux/smp_lock.h>
 #include <linux/buffer_head.h>
 
+#include "ufs.h"
 #include "swab.h"
 #include "util.h"
 
diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c
index a059ccd..d8bfbee 100644
--- a/fs/ufs/namei.c
+++ b/fs/ufs/namei.c
@@ -31,7 +31,7 @@
 #include <linux/fs.h>
 #include <linux/ufs_fs.h>
 #include <linux/smp_lock.h>
-#include "swab.h"	/* will go away - see comment in mknod() */
+#include "ufs.h"
 #include "util.h"
 
 static inline int ufs_add_nondir(struct dentry *dentry, struct inode *inode)
@@ -110,7 +110,6 @@ static int ufs_mknod (struct inode * dir, struct dentry *dentry, int mode, dev_t
 	err = PTR_ERR(inode);
 	if (!IS_ERR(inode)) {
 		init_special_inode(inode, mode, rdev);
-		/* NOTE: that'll go when we get wide dev_t */
 		ufs_set_inode_dev(inode->i_sb, UFS_I(inode), rdev);
 		mark_inode_dirty(inode);
 		lock_kernel();
diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index 21987d2..4d72933 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -91,6 +91,7 @@
 #include <linux/mount.h>
 #include <linux/seq_file.h>
 
+#include "ufs.h"
 #include "swab.h"
 #include "util.h"
 
diff --git a/fs/ufs/symlink.c b/fs/ufs/symlink.c
index d8549f8..43ac10e 100644
--- a/fs/ufs/symlink.c
+++ b/fs/ufs/symlink.c
@@ -28,6 +28,8 @@
 #include <linux/fs.h>
 #include <linux/namei.h>
 #include <linux/ufs_fs.h>
+#include "ufs.h"
+
 
 static void *ufs_follow_link(struct dentry *dentry, struct nameidata *nd)
 {
diff --git a/fs/ufs/truncate.c b/fs/ufs/truncate.c
index 79c54c85..311ded3 100644
--- a/fs/ufs/truncate.c
+++ b/fs/ufs/truncate.c
@@ -46,6 +46,7 @@
 #include <linux/blkdev.h>
 #include <linux/sched.h>
 
+#include "ufs.h"
 #include "swab.h"
 #include "util.h"
 
diff --git a/fs/ufs/ufs.h b/fs/ufs/ufs.h
new file mode 100644
index 0000000..7faa4cd
--- /dev/null
+++ b/fs/ufs/ufs.h
@@ -0,0 +1,157 @@
+#ifndef _UFS_UFS_H
+#define _UFS_UFS_H 1
+
+#define UFS_MAX_GROUP_LOADED 8
+#define UFS_CGNO_EMPTY ((unsigned)-1)
+
+struct ufs_sb_private_info;
+struct ufs_cg_private_info;
+struct ufs_csum;
+
+struct ufs_sb_info {
+	struct ufs_sb_private_info * s_uspi;
+	struct ufs_csum	* s_csp;
+	unsigned s_bytesex;
+	unsigned s_flags;
+	struct buffer_head ** s_ucg;
+	struct ufs_cg_private_info * s_ucpi[UFS_MAX_GROUP_LOADED];
+	unsigned s_cgno[UFS_MAX_GROUP_LOADED];
+	unsigned short s_cg_loaded;
+	unsigned s_mount_opt;
+};
+
+struct ufs_inode_info {
+	union {
+		__fs32	i_data[15];
+		__u8	i_symlink[4*15];
+		__fs64	u2_i_data[15];
+	} i_u1;
+	__u32	i_flags;
+	__u32	i_shadow;
+	__u32	i_unused1;
+	__u32	i_unused2;
+	__u32	i_oeftflag;
+	__u16	i_osync;
+	__u64	i_lastfrag;
+	__u32   i_dir_start_lookup;
+	struct inode vfs_inode;
+};
+
+/* mount options */
+#define UFS_MOUNT_ONERROR		0x0000000F
+#define UFS_MOUNT_ONERROR_PANIC		0x00000001
+#define UFS_MOUNT_ONERROR_LOCK		0x00000002
+#define UFS_MOUNT_ONERROR_UMOUNT	0x00000004
+#define UFS_MOUNT_ONERROR_REPAIR	0x00000008
+
+#define UFS_MOUNT_UFSTYPE		0x0000FFF0
+#define UFS_MOUNT_UFSTYPE_OLD		0x00000010
+#define UFS_MOUNT_UFSTYPE_44BSD		0x00000020
+#define UFS_MOUNT_UFSTYPE_SUN		0x00000040
+#define UFS_MOUNT_UFSTYPE_NEXTSTEP	0x00000080
+#define UFS_MOUNT_UFSTYPE_NEXTSTEP_CD	0x00000100
+#define UFS_MOUNT_UFSTYPE_OPENSTEP	0x00000200
+#define UFS_MOUNT_UFSTYPE_SUNx86	0x00000400
+#define UFS_MOUNT_UFSTYPE_HP	        0x00000800
+#define UFS_MOUNT_UFSTYPE_UFS2		0x00001000
+#define UFS_MOUNT_UFSTYPE_SUNOS		0x00002000
+
+#define ufs_clear_opt(o,opt)	o &= ~UFS_MOUNT_##opt
+#define ufs_set_opt(o,opt)	o |= UFS_MOUNT_##opt
+#define ufs_test_opt(o,opt)	((o) & UFS_MOUNT_##opt)
+
+/*
+ * Debug code
+ */
+#ifdef CONFIG_UFS_DEBUG
+#	define UFSD(f, a...)	{					\
+		printk ("UFSD (%s, %d): %s:",				\
+			__FILE__, __LINE__, __FUNCTION__);		\
+		printk (f, ## a);					\
+	}
+#else
+#	define UFSD(f, a...)	/**/
+#endif
+
+/* balloc.c */
+extern void ufs_free_fragments (struct inode *, u64, unsigned);
+extern void ufs_free_blocks (struct inode *, u64, unsigned);
+extern u64 ufs_new_fragments(struct inode *, void *, u64, u64,
+			     unsigned, int *, struct page *);
+
+/* cylinder.c */
+extern struct ufs_cg_private_info * ufs_load_cylinder (struct super_block *, unsigned);
+extern void ufs_put_cylinder (struct super_block *, unsigned);
+
+/* dir.c */
+extern const struct inode_operations ufs_dir_inode_operations;
+extern int ufs_add_link (struct dentry *, struct inode *);
+extern ino_t ufs_inode_by_name(struct inode *, struct dentry *);
+extern int ufs_make_empty(struct inode *, struct inode *);
+extern struct ufs_dir_entry *ufs_find_entry(struct inode *, struct dentry *, struct page **);
+extern int ufs_delete_entry(struct inode *, struct ufs_dir_entry *, struct page *);
+extern int ufs_empty_dir (struct inode *);
+extern struct ufs_dir_entry *ufs_dotdot(struct inode *, struct page **);
+extern void ufs_set_link(struct inode *dir, struct ufs_dir_entry *de,
+			 struct page *page, struct inode *inode);
+
+/* file.c */
+extern const struct inode_operations ufs_file_inode_operations;
+extern const struct file_operations ufs_file_operations;
+
+extern const struct address_space_operations ufs_aops;
+
+/* ialloc.c */
+extern void ufs_free_inode (struct inode *inode);
+extern struct inode * ufs_new_inode (struct inode *, int);
+
+/* inode.c */
+extern void ufs_read_inode (struct inode *);
+extern void ufs_put_inode (struct inode *);
+extern int ufs_write_inode (struct inode *, int);
+extern int ufs_sync_inode (struct inode *);
+extern void ufs_delete_inode (struct inode *);
+extern struct buffer_head * ufs_bread (struct inode *, unsigned, int, int *);
+extern int ufs_getfrag_block (struct inode *inode, sector_t fragment, struct buffer_head *bh_result, int create);
+
+/* namei.c */
+extern const struct file_operations ufs_dir_operations;
+
+/* super.c */
+extern void ufs_warning (struct super_block *, const char *, const char *, ...) __attribute__ ((format (printf, 3, 4)));
+extern void ufs_error (struct super_block *, const char *, const char *, ...) __attribute__ ((format (printf, 3, 4)));
+extern void ufs_panic (struct super_block *, const char *, const char *, ...) __attribute__ ((format (printf, 3, 4)));
+
+/* symlink.c */
+extern const struct inode_operations ufs_fast_symlink_inode_operations;
+
+/* truncate.c */
+extern int ufs_truncate (struct inode *, loff_t);
+
+static inline struct ufs_sb_info *UFS_SB(struct super_block *sb)
+{
+	return sb->s_fs_info;
+}
+
+static inline struct ufs_inode_info *UFS_I(struct inode *inode)
+{
+	return container_of(inode, struct ufs_inode_info, vfs_inode);
+}
+
+/*
+ * Give cylinder group number for a file system block.
+ * Give cylinder group block number for a file system block.
+ */
+/* #define	ufs_dtog(d)	((d) / uspi->s_fpg) */
+static inline u64 ufs_dtog(struct ufs_sb_private_info * uspi, u64 b)
+{
+	do_div(b, uspi->s_fpg);
+	return b;
+}
+/* #define	ufs_dtogd(d)	((d) % uspi->s_fpg) */
+static inline u32 ufs_dtogd(struct ufs_sb_private_info * uspi, u64 b)
+{
+	return do_div(b, uspi->s_fpg);
+}
+
+#endif /* _UFS_UFS_H */
diff --git a/fs/ufs/util.c b/fs/ufs/util.c
index 84357f1..410084d 100644
--- a/fs/ufs/util.c
+++ b/fs/ufs/util.c
@@ -11,6 +11,7 @@
 #include <linux/ufs_fs.h>
 #include <linux/buffer_head.h>
 
+#include "ufs.h"
 #include "swab.h"
 #include "util.h"