diff options
Diffstat (limited to 'fs/ext4/ext4.h')
| -rw-r--r-- | fs/ext4/ext4.h | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 5dc8368e46b..17feb4ac633 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -314,10 +314,20 @@ struct ext4_new_group_data { }; /* - * Following is used by preallocation code to tell get_blocks() that we - * want uninitialzed extents. + * Flags used by ext4_get_blocks() */ -#define EXT4_CREATE_UNINITIALIZED_EXT 2 + /* Allocate any needed blocks and/or convert an unitialized + extent to be an initialized ext4 */ +#define EXT4_GET_BLOCKS_CREATE 1 + /* Request the creation of an unitialized extent */ +#define EXT4_GET_BLOCKS_UNINIT_EXT 2 +#define EXT4_GET_BLOCKS_CREATE_UNINIT_EXT (EXT4_GET_BLOCKS_UNINIT_EXT|\ + EXT4_GET_BLOCKS_CREATE) + /* Update the ext4_inode_info i_disksize field */ +#define EXT4_GET_BLOCKS_EXTEND_DISKSIZE 4 + /* Caller is from the delayed allocation writeout path, + so the filesystem blocks have already been accounted for */ +#define EXT4_GET_BLOCKS_DELALLOC_RESERVE 8 /* * ioctl commands @@ -1610,8 +1620,7 @@ extern int ext4_ext_index_trans_blocks(struct inode *inode, int nrblocks, int chunk); extern int ext4_ext_get_blocks(handle_t *handle, struct inode *inode, ext4_lblk_t iblock, unsigned int max_blocks, - struct buffer_head *bh_result, - int create, int extend_disksize); + struct buffer_head *bh_result, int flags); extern void ext4_ext_truncate(struct inode *); extern void ext4_ext_init(struct super_block *); extern void ext4_ext_release(struct super_block *); @@ -1619,8 +1628,7 @@ extern long ext4_fallocate(struct inode *inode, int mode, loff_t offset, loff_t len); extern int ext4_get_blocks(handle_t *handle, struct inode *inode, sector_t block, unsigned int max_blocks, - struct buffer_head *bh, int create, - int extend_disksize, int flag); + struct buffer_head *bh, int flags); extern int ext4_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, __u64 start, __u64 len); |