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| author | Coly Li <coyli@suse.de> | 2008-01-28 23:58:27 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-01-28 23:58:27 -0500 |
| commit | 91b51a018d7711b20e9e0bb14c3d790de4e310d4 (patch) | |
| tree | 59cc2c6f470207a6e19b5a1527868bfbb999ba31 /include/linux/ext4_fs.h | |
| parent | fe7fdc37b5404afb068f928ceba7c3e591b501ca (diff) | |
| download | lwn-91b51a018d7711b20e9e0bb14c3d790de4e310d4.tar.gz lwn-91b51a018d7711b20e9e0bb14c3d790de4e310d4.zip | |
ext4: sync up block group descriptor with e2fsprogs.
This patch extends bg_itable_unused of ext4 group descriptor
from 16bit into 32bit. In order to add bg_itable_unused_hi into
struct ext4_group_desc, some extra fields which are already introduced into
e2fsprogs are also added in for consistency.
Signed-off-by: Coly Li <coyli@suse.de>
Cc: Andreas Dilger <adilger@clusterfs.com>
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Diffstat (limited to 'include/linux/ext4_fs.h')
| -rw-r--r-- | include/linux/ext4_fs.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/ext4_fs.h b/include/linux/ext4_fs.h index 6ae91f40aaa2..55a376e7bca0 100644 --- a/include/linux/ext4_fs.h +++ b/include/linux/ext4_fs.h @@ -118,6 +118,11 @@ struct ext4_group_desc __le32 bg_block_bitmap_hi; /* Blocks bitmap block MSB */ __le32 bg_inode_bitmap_hi; /* Inodes bitmap block MSB */ __le32 bg_inode_table_hi; /* Inodes table block MSB */ + __le16 bg_free_blocks_count_hi;/* Free blocks count MSB */ + __le16 bg_free_inodes_count_hi;/* Free inodes count MSB */ + __le16 bg_used_dirs_count_hi; /* Directories count MSB */ + __le16 bg_itable_unused_hi; /* Unused inodes count MSB */ + __u32 bg_reserved2[3]; }; #define EXT4_BG_INODE_UNINIT 0x0001 /* Inode table/bitmap not in use */ |