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Subject[PATCH 2/13] FAT: merge msdos_fs_{i,sb}.h into msdos_fs.h
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Date

We don't have the union in "struct inode" and "struct super_block", so
we doesn't need xxx_fs_i.h and xxx_fs_sb.h anymore.

From Christoph Hellwig <hch@lst.de>

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
---
include/linux/msdos_fs.h | 80 ++++++++++++++++++++++++++++++++++++++++++--
include/linux/msdos_fs_i.h | 29 ---------------
include/linux/msdos_fs_sb.h | 60 ---------------------------------
3 files changed, 78 insertions(+), 91 deletions(-)
diff -puN include/linux/msdos_fs.h~fat_remove_headers include/linux/msdos_fs.h
--- linux-2.6.10/include/linux/msdos_fs.h~fat_remove_headers 2005-01-08 09:07:45.000000000 +0900
+++ linux-2.6.10-hirofumi/include/linux/msdos_fs.h 2005-01-08 09:07:45.000000000 +0900
@@ -189,8 +189,84 @@ struct vfat_slot_info {
#include <linux/buffer_head.h>
#include <linux/string.h>
#include <linux/nls.h>
-#include <linux/msdos_fs_i.h>
-#include <linux/msdos_fs_sb.h>
+#include <linux/fs.h>
+
+struct fat_mount_options {
+ uid_t fs_uid;
+ gid_t fs_gid;
+ unsigned short fs_fmask;
+ unsigned short fs_dmask;
+ unsigned short codepage; /* Codepage for shortname conversions */
+ char *iocharset; /* Charset used for filename input/display */
+ unsigned short shortname; /* flags for shortname display/create rule */
+ unsigned char name_check; /* r = relaxed, n = normal, s = strict */
+ unsigned quiet:1, /* set = fake successful chmods and chowns */
+ showexec:1, /* set = only set x bit for com/exe/bat */
+ sys_immutable:1, /* set = system files are immutable */
+ dotsOK:1, /* set = hidden and system files are named '.filename' */
+ isvfat:1, /* 0=no vfat long filename support, 1=vfat support */
+ utf8:1, /* Use of UTF8 character set (Default) */
+ unicode_xlate:1, /* create escape sequences for unhandled Unicode */
+ numtail:1, /* Does first alias have a numeric '~1' type tail? */
+ atari:1, /* Use Atari GEMDOS variation of MS-DOS fs */
+ nocase:1; /* Does this need case conversion? 0=need case conversion*/
+};
+
+#define FAT_HASH_BITS 8
+#define FAT_HASH_SIZE (1UL << FAT_HASH_BITS)
+#define FAT_HASH_MASK (FAT_HASH_SIZE-1)
+
+/*
+ * MS-DOS file system in-core superblock data
+ */
+struct msdos_sb_info {
+ unsigned short sec_per_clus; /* sectors/cluster */
+ unsigned short cluster_bits; /* log2(cluster_size) */
+ unsigned int cluster_size; /* cluster size */
+ unsigned char fats,fat_bits; /* number of FATs, FAT bits (12 or 16) */
+ unsigned short fat_start;
+ unsigned long fat_length; /* FAT start & length (sec.) */
+ unsigned long dir_start;
+ unsigned short dir_entries; /* root dir start & entries */
+ unsigned long data_start; /* first data sector */
+ unsigned long clusters; /* number of clusters */
+ unsigned long root_cluster; /* first cluster of the root directory */
+ unsigned long fsinfo_sector; /* sector number of FAT32 fsinfo */
+ struct semaphore fat_lock;
+ int prev_free; /* previously allocated cluster number */
+ int free_clusters; /* -1 if undefined */
+ struct fat_mount_options options;
+ struct nls_table *nls_disk; /* Codepage used on disk */
+ struct nls_table *nls_io; /* Charset used for input and display */
+ void *dir_ops; /* Opaque; default directory operations */
+ int dir_per_block; /* dir entries per block */
+ int dir_per_block_bits; /* log2(dir_per_block) */
+
+ spinlock_t inode_hash_lock;
+ struct hlist_head inode_hashtable[FAT_HASH_SIZE];
+};
+
+#define FAT_CACHE_VALID 0 /* special case for valid cache */
+
+/*
+ * MS-DOS file system inode data in memory
+ */
+struct msdos_inode_info {
+ spinlock_t cache_lru_lock;
+ struct list_head cache_lru;
+ int nr_caches;
+ /* for avoiding the race between fat_free() and fat_get_cluster() */
+ unsigned int cache_valid_id;
+
+ loff_t mmu_private;
+ int i_start; /* first cluster or 0 */
+ int i_logstart; /* logical first cluster */
+ int i_attrs; /* unused attribute bits */
+ int i_ctime_ms; /* unused change time in milliseconds */
+ loff_t i_pos; /* on-disk position of directory entry or 0 */
+ struct hlist_node i_fat_hash; /* hash by i_location */
+ struct inode vfs_inode;
+};

static inline struct msdos_sb_info *MSDOS_SB(struct super_block *sb)
{
diff -L include/linux/msdos_fs_i.h -puN include/linux/msdos_fs_i.h~fat_remove_headers /dev/null
--- linux-2.6.10/include/linux/msdos_fs_i.h
+++ /dev/null 2004-09-13 22:36:32.000000000 +0900
@@ -1,29 +0,0 @@
-#ifndef _MSDOS_FS_I
-#define _MSDOS_FS_I
-
-#include <linux/fs.h>
-
-/*
- * MS-DOS file system inode data in memory
- */
-
-#define FAT_CACHE_VALID 0 /* special case for valid cache */
-
-struct msdos_inode_info {
- spinlock_t cache_lru_lock;
- struct list_head cache_lru;
- int nr_caches;
- /* for avoiding the race between fat_free() and fat_get_cluster() */
- unsigned int cache_valid_id;
-
- loff_t mmu_private;
- int i_start; /* first cluster or 0 */
- int i_logstart; /* logical first cluster */
- int i_attrs; /* unused attribute bits */
- int i_ctime_ms; /* unused change time in milliseconds */
- loff_t i_pos; /* on-disk position of directory entry or 0 */
- struct hlist_node i_fat_hash; /* hash by i_location */
- struct inode vfs_inode;
-};
-
-#endif
diff -L include/linux/msdos_fs_sb.h -puN include/linux/msdos_fs_sb.h~fat_remove_headers /dev/null
--- linux-2.6.10/include/linux/msdos_fs_sb.h
+++ /dev/null 2004-09-13 22:36:32.000000000 +0900
@@ -1,60 +0,0 @@
-#ifndef _MSDOS_FS_SB
-#define _MSDOS_FS_SB
-
-/*
- * MS-DOS file system in-core superblock data
- */
-
-struct fat_mount_options {
- uid_t fs_uid;
- gid_t fs_gid;
- unsigned short fs_fmask;
- unsigned short fs_dmask;
- unsigned short codepage; /* Codepage for shortname conversions */
- char *iocharset; /* Charset used for filename input/display */
- unsigned short shortname; /* flags for shortname display/create rule */
- unsigned char name_check; /* r = relaxed, n = normal, s = strict */
- unsigned quiet:1, /* set = fake successful chmods and chowns */
- showexec:1, /* set = only set x bit for com/exe/bat */
- sys_immutable:1, /* set = system files are immutable */
- dotsOK:1, /* set = hidden and system files are named '.filename' */
- isvfat:1, /* 0=no vfat long filename support, 1=vfat support */
- utf8:1, /* Use of UTF8 character set (Default) */
- unicode_xlate:1, /* create escape sequences for unhandled Unicode */
- numtail:1, /* Does first alias have a numeric '~1' type tail? */
- atari:1, /* Use Atari GEMDOS variation of MS-DOS fs */
- nocase:1; /* Does this need case conversion? 0=need case conversion*/
-};
-
-#define FAT_HASH_BITS 8
-#define FAT_HASH_SIZE (1UL << FAT_HASH_BITS)
-#define FAT_HASH_MASK (FAT_HASH_SIZE-1)
-
-struct msdos_sb_info {
- unsigned short sec_per_clus; /* sectors/cluster */
- unsigned short cluster_bits; /* log2(cluster_size) */
- unsigned int cluster_size; /* cluster size */
- unsigned char fats,fat_bits; /* number of FATs, FAT bits (12 or 16) */
- unsigned short fat_start;
- unsigned long fat_length; /* FAT start & length (sec.) */
- unsigned long dir_start;
- unsigned short dir_entries; /* root dir start & entries */
- unsigned long data_start; /* first data sector */
- unsigned long clusters; /* number of clusters */
- unsigned long root_cluster; /* first cluster of the root directory */
- unsigned long fsinfo_sector; /* sector number of FAT32 fsinfo */
- struct semaphore fat_lock;
- int prev_free; /* previously allocated cluster number */
- int free_clusters; /* -1 if undefined */
- struct fat_mount_options options;
- struct nls_table *nls_disk; /* Codepage used on disk */
- struct nls_table *nls_io; /* Charset used for input and display */
- void *dir_ops; /* Opaque; default directory operations */
- int dir_per_block; /* dir entries per block */
- int dir_per_block_bits; /* log2(dir_per_block) */
-
- spinlock_t inode_hash_lock;
- struct hlist_head inode_hashtable[FAT_HASH_SIZE];
-};
-
-#endif
_
-
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