diff options
Diffstat (limited to 'fs/udf/udf_sb.h')
| -rw-r--r-- | fs/udf/udf_sb.h | 46 |
1 files changed, 31 insertions, 15 deletions
diff --git a/fs/udf/udf_sb.h b/fs/udf/udf_sb.h index d113b72c276..1f32c7bd9f5 100644 --- a/fs/udf/udf_sb.h +++ b/fs/udf/udf_sb.h @@ -2,6 +2,7 @@ #define __LINUX_UDF_SB_H #include <linux/mutex.h> +#include <linux/bitops.h> /* Since UDF 2.01 is ISO 13346 based... */ #define UDF_SUPER_MAGIC 0x15013346 @@ -49,17 +50,20 @@ #define UDF_SPARABLE_MAP15 0x1522U #define UDF_METADATA_MAP25 0x2511U -#define UDF_INVALID_MODE ((mode_t)-1) +#define UDF_INVALID_MODE ((umode_t)-1) #pragma pack(1) /* XXX(hch): Why? This file just defines in-core structures */ +#define MF_DUPLICATE_MD 0x01 +#define MF_MIRROR_FE_LOADED 0x02 + struct udf_meta_data { __u32 s_meta_file_loc; __u32 s_mirror_file_loc; __u32 s_bitmap_file_loc; __u32 s_alloc_unit_size; __u16 s_align_unit_size; - __u8 s_dup_md_flag; + int s_flags; struct inode *s_metadata_fe; struct inode *s_mirror_fe; struct inode *s_bitmap_fe; @@ -76,10 +80,9 @@ struct udf_virtual_data { }; struct udf_bitmap { - __u32 s_extLength; __u32 s_extPosition; - __u16 s_nr_groups; - struct buffer_head **s_block_bitmap; + int s_nr_groups; + struct buffer_head *s_block_bitmap[0]; }; struct udf_part_map { @@ -123,11 +126,13 @@ struct udf_sb_info { struct buffer_head *s_lvid_bh; /* Default permissions */ - mode_t s_umask; - gid_t s_gid; - uid_t s_uid; - mode_t s_fmode; - mode_t s_dmode; + umode_t s_umask; + kgid_t s_gid; + kuid_t s_uid; + umode_t s_fmode; + umode_t s_dmode; + /* Lock protecting consistency of above permission settings */ + rwlock_t s_cred_lock; /* Root Info */ struct timespec s_record_time; @@ -139,7 +144,7 @@ struct udf_sb_info { __u16 s_udfrev; /* Miscellaneous flags */ - __u32 s_flags; + unsigned long s_flags; /* Encoding info */ struct nls_table *s_nls_map; @@ -157,12 +162,23 @@ static inline struct udf_sb_info *UDF_SB(struct super_block *sb) return sb->s_fs_info; } -struct logicalVolIntegrityDescImpUse *udf_sb_lvidiu(struct udf_sb_info *sbi); +struct logicalVolIntegrityDescImpUse *udf_sb_lvidiu(struct super_block *sb); int udf_compute_nr_groups(struct super_block *sb, u32 partition); -#define UDF_QUERY_FLAG(X,Y) ( UDF_SB(X)->s_flags & ( 1 << (Y) ) ) -#define UDF_SET_FLAG(X,Y) ( UDF_SB(X)->s_flags |= ( 1 << (Y) ) ) -#define UDF_CLEAR_FLAG(X,Y) ( UDF_SB(X)->s_flags &= ~( 1 << (Y) ) ) +static inline int UDF_QUERY_FLAG(struct super_block *sb, int flag) +{ + return test_bit(flag, &UDF_SB(sb)->s_flags); +} + +static inline void UDF_SET_FLAG(struct super_block *sb, int flag) +{ + set_bit(flag, &UDF_SB(sb)->s_flags); +} + +static inline void UDF_CLEAR_FLAG(struct super_block *sb, int flag) +{ + clear_bit(flag, &UDF_SB(sb)->s_flags); +} #endif /* __LINUX_UDF_SB_H */ |