diff options
Diffstat (limited to 'include/linux/ext2_fs.h')
| -rw-r--r-- | include/linux/ext2_fs.h | 72 |
1 files changed, 10 insertions, 62 deletions
diff --git a/include/linux/ext2_fs.h b/include/linux/ext2_fs.h index ce1b719e8bd4..f28dba518a4a 100644 --- a/include/linux/ext2_fs.h +++ b/include/linux/ext2_fs.h @@ -20,6 +20,8 @@ #include <linux/magic.h> #include <linux/fs.h> +#include <linux/ext2_fs_sb.h> + /* * The second extended filesystem constants/structures */ @@ -66,18 +68,10 @@ /* First non-reserved inode for old ext2 filesystems */ #define EXT2_GOOD_OLD_FIRST_INO 11 -#ifdef __KERNEL__ -#include <linux/ext2_fs_sb.h> static inline struct ext2_sb_info *EXT2_SB(struct super_block *sb) { return sb->s_fs_info; } -#else -/* Assume that user mode programs are passing in an ext2fs superblock, not - * a kernel struct super_block. This will allow us to call the feature-test - * macros from user land. */ -#define EXT2_SB(sb) (sb) -#endif /* * Maximal count of links to a file @@ -90,29 +84,12 @@ static inline struct ext2_sb_info *EXT2_SB(struct super_block *sb) #define EXT2_MIN_BLOCK_SIZE 1024 #define EXT2_MAX_BLOCK_SIZE 4096 #define EXT2_MIN_BLOCK_LOG_SIZE 10 -#ifdef __KERNEL__ -# define EXT2_BLOCK_SIZE(s) ((s)->s_blocksize) -#else -# define EXT2_BLOCK_SIZE(s) (EXT2_MIN_BLOCK_SIZE << (s)->s_log_block_size) -#endif +#define EXT2_BLOCK_SIZE(s) ((s)->s_blocksize) #define EXT2_ADDR_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / sizeof (__u32)) -#ifdef __KERNEL__ -# define EXT2_BLOCK_SIZE_BITS(s) ((s)->s_blocksize_bits) -#else -# define EXT2_BLOCK_SIZE_BITS(s) ((s)->s_log_block_size + 10) -#endif -#ifdef __KERNEL__ +#define EXT2_BLOCK_SIZE_BITS(s) ((s)->s_blocksize_bits) #define EXT2_ADDR_PER_BLOCK_BITS(s) (EXT2_SB(s)->s_addr_per_block_bits) #define EXT2_INODE_SIZE(s) (EXT2_SB(s)->s_inode_size) #define EXT2_FIRST_INO(s) (EXT2_SB(s)->s_first_ino) -#else -#define EXT2_INODE_SIZE(s) (((s)->s_rev_level == EXT2_GOOD_OLD_REV) ? \ - EXT2_GOOD_OLD_INODE_SIZE : \ - (s)->s_inode_size) -#define EXT2_FIRST_INO(s) (((s)->s_rev_level == EXT2_GOOD_OLD_REV) ? \ - EXT2_GOOD_OLD_FIRST_INO : \ - (s)->s_first_ino) -#endif /* * Macro-instructions used to manage fragments @@ -120,13 +97,8 @@ static inline struct ext2_sb_info *EXT2_SB(struct super_block *sb) #define EXT2_MIN_FRAG_SIZE 1024 #define EXT2_MAX_FRAG_SIZE 4096 #define EXT2_MIN_FRAG_LOG_SIZE 10 -#ifdef __KERNEL__ -# define EXT2_FRAG_SIZE(s) (EXT2_SB(s)->s_frag_size) -# define EXT2_FRAGS_PER_BLOCK(s) (EXT2_SB(s)->s_frags_per_block) -#else -# define EXT2_FRAG_SIZE(s) (EXT2_MIN_FRAG_SIZE << (s)->s_log_frag_size) -# define EXT2_FRAGS_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / EXT2_FRAG_SIZE(s)) -#endif +#define EXT2_FRAG_SIZE(s) (EXT2_SB(s)->s_frag_size) +#define EXT2_FRAGS_PER_BLOCK(s) (EXT2_SB(s)->s_frags_per_block) /* * Structure of a blocks group descriptor @@ -146,16 +118,10 @@ struct ext2_group_desc /* * Macro-instructions used to manage group descriptors */ -#ifdef __KERNEL__ -# define EXT2_BLOCKS_PER_GROUP(s) (EXT2_SB(s)->s_blocks_per_group) -# define EXT2_DESC_PER_BLOCK(s) (EXT2_SB(s)->s_desc_per_block) -# define EXT2_INODES_PER_GROUP(s) (EXT2_SB(s)->s_inodes_per_group) -# define EXT2_DESC_PER_BLOCK_BITS(s) (EXT2_SB(s)->s_desc_per_block_bits) -#else -# define EXT2_BLOCKS_PER_GROUP(s) ((s)->s_blocks_per_group) -# define EXT2_DESC_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / sizeof (struct ext2_group_desc)) -# define EXT2_INODES_PER_GROUP(s) ((s)->s_inodes_per_group) -#endif +#define EXT2_BLOCKS_PER_GROUP(s) (EXT2_SB(s)->s_blocks_per_group) +#define EXT2_DESC_PER_BLOCK(s) (EXT2_SB(s)->s_desc_per_block) +#define EXT2_INODES_PER_GROUP(s) (EXT2_SB(s)->s_inodes_per_group) +#define EXT2_DESC_PER_BLOCK_BITS(s) (EXT2_SB(s)->s_desc_per_block_bits) /* * Constants relative to the data blocks @@ -296,7 +262,6 @@ struct ext2_inode { #define i_size_high i_dir_acl -#if defined(__KERNEL__) || defined(__linux__) #define i_reserved1 osd1.linux1.l_i_reserved1 #define i_frag osd2.linux2.l_i_frag #define i_fsize osd2.linux2.l_i_fsize @@ -305,23 +270,6 @@ struct ext2_inode { #define i_uid_high osd2.linux2.l_i_uid_high #define i_gid_high osd2.linux2.l_i_gid_high #define i_reserved2 osd2.linux2.l_i_reserved2 -#endif - -#ifdef __hurd__ -#define i_translator osd1.hurd1.h_i_translator -#define i_frag osd2.hurd2.h_i_frag -#define i_fsize osd2.hurd2.h_i_fsize -#define i_uid_high osd2.hurd2.h_i_uid_high -#define i_gid_high osd2.hurd2.h_i_gid_high -#define i_author osd2.hurd2.h_i_author -#endif - -#ifdef __masix__ -#define i_reserved1 osd1.masix1.m_i_reserved1 -#define i_frag osd2.masix2.m_i_frag -#define i_fsize osd2.masix2.m_i_fsize -#define i_reserved2 osd2.masix2.m_i_reserved2 -#endif /* * File system states |