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| author | Theodore Ts'o <tytso@mit.edu> | 2012-01-04 22:01:53 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2012-01-04 22:01:53 -0500 |
| commit | 9b90e5e02896406a6da28a376568003d14c06770 (patch) | |
| tree | b8f842e3d8cd7dc68f63fbead56f16fed546d852 /fs/ext4/ext4.h | |
| parent | 1d526fc91bea04ee35b7599bf8b82f86c0aaf46c (diff) | |
| download | lwn-9b90e5e02896406a6da28a376568003d14c06770.tar.gz lwn-9b90e5e02896406a6da28a376568003d14c06770.zip | |
ext4: reserve new feature flag codepoints
Reserve the ext4 features flags EXT4_FEATURE_RO_COMPAT_METADATA_CSUM,
EXT4_FEATURE_INCOMPAT_INLINEDATA, and EXT4_FEATURE_INCOMPAT_LARGEDIR.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/ext4.h')
| -rw-r--r-- | fs/ext4/ext4.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 4bc0e82a9054..13d15149c85c 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -1407,6 +1407,7 @@ static inline void ext4_clear_state_flags(struct ext4_inode_info *ei) #define EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE 0x0040 #define EXT4_FEATURE_RO_COMPAT_QUOTA 0x0100 #define EXT4_FEATURE_RO_COMPAT_BIGALLOC 0x0200 +#define EXT4_FEATURE_RO_COMPAT_METADATA_CSUM 0x0400 #define EXT4_FEATURE_INCOMPAT_COMPRESSION 0x0001 #define EXT4_FEATURE_INCOMPAT_FILETYPE 0x0002 @@ -1419,6 +1420,8 @@ static inline void ext4_clear_state_flags(struct ext4_inode_info *ei) #define EXT4_FEATURE_INCOMPAT_FLEX_BG 0x0200 #define EXT4_FEATURE_INCOMPAT_EA_INODE 0x0400 /* EA in inode */ #define EXT4_FEATURE_INCOMPAT_DIRDATA 0x1000 /* data in dirent */ +#define EXT4_FEATURE_INCOMPAT_INLINEDATA 0x2000 /* data in inode */ +#define EXT4_FEATURE_INCOMPAT_LARGEDIR 0x4000 /* >2GB or 3-lvl htree */ #define EXT2_FEATURE_COMPAT_SUPP EXT4_FEATURE_COMPAT_EXT_ATTR #define EXT2_FEATURE_INCOMPAT_SUPP (EXT4_FEATURE_INCOMPAT_FILETYPE| \ |