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>

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| \