diff options
Diffstat (limited to 'fs/ext4/indirect.c')
| -rw-r--r-- | fs/ext4/indirect.c | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c index 3a4ab70fe9e0..569fc68e8975 100644 --- a/fs/ext4/indirect.c +++ b/fs/ext4/indirect.c @@ -660,32 +660,6 @@ out: } /* - * Calculate the number of metadata blocks need to reserve - * to allocate a new block at @lblocks for non extent file based file - */ -int ext4_ind_calc_metadata_amount(struct inode *inode, sector_t lblock) -{ - struct ext4_inode_info *ei = EXT4_I(inode); - sector_t dind_mask = ~((sector_t)EXT4_ADDR_PER_BLOCK(inode->i_sb) - 1); - int blk_bits; - - if (lblock < EXT4_NDIR_BLOCKS) - return 0; - - lblock -= EXT4_NDIR_BLOCKS; - - if (ei->i_da_metadata_calc_len && - (lblock & dind_mask) == ei->i_da_metadata_calc_last_lblock) { - ei->i_da_metadata_calc_len++; - return 0; - } - ei->i_da_metadata_calc_last_lblock = lblock & dind_mask; - ei->i_da_metadata_calc_len = 1; - blk_bits = order_base_2(lblock); - return (blk_bits / EXT4_ADDR_PER_BLOCK_BITS(inode->i_sb)) + 1; -} - -/* * Calculate number of indirect blocks touched by mapping @nrblocks logically * contiguous blocks */ |