alloc_tables.c revision 6493f8e85defc568a4ca8cdb4a53361f36fb94ba
121c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o/* 221c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o * alloc_tables.c --- Allocate tables for a newly initialized 321c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o * filesystem. Used by mke2fs when initializing a filesystem 421c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o * 521c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o * Copyright (C) 1996 Theodore Ts'o. 621c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o * 721c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o * %Begin-Header% 821c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o * This file may be redistributed under the terms of the GNU Public 921c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o * License. 1021c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o * %End-Header% 1121c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o */ 1221c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o 1321c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o#include <stdio.h> 1421c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o#include <string.h> 154cbe8af4b0d0c72fb28bb500c1bd8a46b00fdde3Theodore Ts'o#if HAVE_UNISTD_H 1621c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o#include <unistd.h> 174cbe8af4b0d0c72fb28bb500c1bd8a46b00fdde3Theodore Ts'o#endif 1821c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o#include <fcntl.h> 1921c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o#include <time.h> 201d2ff46ae7533ffd038534b189f272d2a4122e4eTheodore Ts'o#if HAVE_SYS_STAT_H 2121c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o#include <sys/stat.h> 221d2ff46ae7533ffd038534b189f272d2a4122e4eTheodore Ts'o#endif 231d2ff46ae7533ffd038534b189f272d2a4122e4eTheodore Ts'o#if HAVE_SYS_TYPES_H 2421c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o#include <sys/types.h> 251d2ff46ae7533ffd038534b189f272d2a4122e4eTheodore Ts'o#endif 2621c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o 27b5abe6fac9c9e7caf4710501d1657d30e4857ef6Theodore Ts'o#include "ext2_fs.h" 2821c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o#include "ext2fs.h" 2995fd65bb7fcf84e8d1e207f84b9d5a9f99626a38Valerie Aurora Henson#include "ext2fsP.h" 3021c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o 319ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o/* 329ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o * This routine searches for free blocks that can allocate a full 339ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o * group of bitmaps or inode tables for a flexbg group. Returns the 349ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o * block number with a correct offset were the bitmaps and inode 359ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o * tables can be allocated continously and in order. 369ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o */ 378f82ef9860339039b54a324be137fbc09b762358Valerie Aurora Hensonstatic blk_t flexbg_offset(ext2_filsys fs, dgrp_t group, blk64_t start_blk, 38b5264593993145fa17a1758f064443075ebea072Frederic Bohe ext2fs_block_bitmap bmap, int offset, int size, 39b5264593993145fa17a1758f064443075ebea072Frederic Bohe int elem_size) 409ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o{ 41b5264593993145fa17a1758f064443075ebea072Frederic Bohe int flexbg, flexbg_size; 429ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o blk_t last_blk, first_free = 0; 439ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o dgrp_t last_grp; 449ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 459ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o flexbg_size = 1 << fs->super->s_log_groups_per_flex; 469ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o flexbg = group / flexbg_size; 479ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 488895f43a60269464f654e9d87c28768875cd703aTheodore Ts'o if (size > (int) (fs->super->s_blocks_per_group / 8)) 498895f43a60269464f654e9d87c28768875cd703aTheodore Ts'o size = (int) fs->super->s_blocks_per_group / 8; 509ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 51ba4a021009d84682690f10e452dc81f99fe2ffddTheodore Ts'o if (offset) 52ba4a021009d84682690f10e452dc81f99fe2ffddTheodore Ts'o offset -= 1; 53ba4a021009d84682690f10e452dc81f99fe2ffddTheodore Ts'o 549ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o /* 55ba4a021009d84682690f10e452dc81f99fe2ffddTheodore Ts'o * Don't do a long search if the previous block 569ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o * search is still valid. 579ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o */ 589ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (start_blk && group % flexbg_size) { 598f82ef9860339039b54a324be137fbc09b762358Valerie Aurora Henson if (ext2fs_test_block_bitmap_range2(bmap, start_blk + elem_size, 609ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o size)) 619ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o return start_blk + elem_size; 629ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o } 639ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 649ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o start_blk = ext2fs_group_first_block(fs, flexbg_size * flexbg); 659ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o last_grp = group | (flexbg_size - 1); 669ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (last_grp > fs->group_desc_count) 679ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o last_grp = fs->group_desc_count; 689ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o last_blk = ext2fs_group_last_block(fs, last_grp); 699ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 709ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o /* Find the first available block */ 719ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (ext2fs_get_free_blocks(fs, start_blk, last_blk, 1, bmap, 729ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o &first_free)) 739ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o return first_free; 749ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 759ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (ext2fs_get_free_blocks(fs, first_free + offset, last_blk, size, 769ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o bmap, &first_free)) 779ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o return first_free; 789ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 799ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o return first_free; 809ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o} 819ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 822eb374c9401079aa56aa12f0047ca3866e69b754Theodore Ts'oerrcode_t ext2fs_allocate_group_table(ext2_filsys fs, dgrp_t group, 831e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o ext2fs_block_bitmap bmap) 8421c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o{ 8521c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o errcode_t retval; 86521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o blk_t group_blk, start_blk, last_blk, new_blk, blk; 878895f43a60269464f654e9d87c28768875cd703aTheodore Ts'o dgrp_t last_grp = 0; 888895f43a60269464f654e9d87c28768875cd703aTheodore Ts'o int j, rem_grps = 0, flexbg_size = 0; 8921c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o 90abf23439d51a3ddbca475b931abebd381ff7ceeaEric Sandeen group_blk = ext2fs_group_first_block(fs, group); 91abf23439d51a3ddbca475b931abebd381ff7ceeaEric Sandeen last_blk = ext2fs_group_last_block(fs, group); 922ecc6fefa176f3203598225eb9ae2f61c3ae9c10Theodore Ts'o 931e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o if (!bmap) 941e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o bmap = fs->block_map; 959ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 969ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (EXT2_HAS_INCOMPAT_FEATURE(fs->super, 979ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o EXT4_FEATURE_INCOMPAT_FLEX_BG) && 989ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o fs->super->s_log_groups_per_flex) { 999ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o flexbg_size = 1 << fs->super->s_log_groups_per_flex; 1009ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o last_grp = group | (flexbg_size - 1); 1019ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o rem_grps = last_grp - group; 1029ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (last_grp > fs->group_desc_count) 1039ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o last_grp = fs->group_desc_count; 1049ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o } 105efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o 1061e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o /* 1071e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o * Allocate the block and inode bitmaps, if necessary 1081e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o */ 1091e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o if (fs->stride) { 110bc2699f018586f21825e056eb6053686c23804feTheodore Ts'o retval = ext2fs_get_free_blocks(fs, group_blk, last_blk, 111bc2699f018586f21825e056eb6053686c23804feTheodore Ts'o 1, bmap, &start_blk); 112bc2699f018586f21825e056eb6053686c23804feTheodore Ts'o if (retval) 113bc2699f018586f21825e056eb6053686c23804feTheodore Ts'o return retval; 114bc2699f018586f21825e056eb6053686c23804feTheodore Ts'o start_blk += fs->inode_blocks_per_group; 1151e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o start_blk += ((fs->stride * group) % 116abf23439d51a3ddbca475b931abebd381ff7ceeaEric Sandeen (last_blk - start_blk + 1)); 117abf23439d51a3ddbca475b931abebd381ff7ceeaEric Sandeen if (start_blk >= last_blk) 118a29f4d30f24d68f1f1c75548e020689ede532c05Theodore Ts'o start_blk = group_blk; 1191e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o } else 1201e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o start_blk = group_blk; 1211e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o 1229ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (flexbg_size) { 1238f82ef9860339039b54a324be137fbc09b762358Valerie Aurora Henson blk64_t prev_block = 0; 1248f82ef9860339039b54a324be137fbc09b762358Valerie Aurora Henson 125d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson if (group && ext2fs_block_bitmap_loc(fs, group - 1)) 126d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson prev_block = ext2fs_block_bitmap_loc(fs, group - 1); 1279ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o start_blk = flexbg_offset(fs, group, prev_block, bmap, 128b5264593993145fa17a1758f064443075ebea072Frederic Bohe 0, rem_grps, 1); 1299ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o last_blk = ext2fs_group_last_block(fs, last_grp); 1309ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o } 1319ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 132d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson if (!ext2fs_block_bitmap_loc(fs, group)) { 133521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o retval = ext2fs_get_free_blocks(fs, start_blk, last_blk, 1341e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o 1, bmap, &new_blk); 135efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o if (retval == EXT2_ET_BLOCK_ALLOC_FAIL) 13603673dbb04a3458ce78a394f27d17d434b51a714Theodore Ts'o retval = ext2fs_get_free_blocks(fs, group_blk, 13703673dbb04a3458ce78a394f27d17d434b51a714Theodore Ts'o last_blk, 1, bmap, &new_blk); 13821c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o if (retval) 13921c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o return retval; 1408f82ef9860339039b54a324be137fbc09b762358Valerie Aurora Henson ext2fs_mark_block_bitmap2(bmap, new_blk); 141d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson ext2fs_block_bitmap_loc_set(fs, group, new_blk); 1429ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (flexbg_size) { 1436493f8e85defc568a4ca8cdb4a53361f36fb94baTheodore Ts'o dgrp_t gr = ext2fs_group_of_blk2(fs, new_blk); 144d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson ext2fs_bg_free_blocks_count_set(fs, gr, ext2fs_bg_free_blocks_count(fs, gr) - 1); 1454efbac6fed75c29d3d5f1b676b932754653a2ac5Valerie Aurora Henson ext2fs_free_blocks_count_add(fs->super, -1); 146e633b58ac75f2f544b7d6572e37d4b63da31e59cEric Sandeen ext2fs_bg_flags_clear(fs, gr, EXT2_BG_BLOCK_UNINIT); 1479ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o ext2fs_group_desc_csum_set(fs, gr); 1489ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o } 1499ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o } 1509ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 1519ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (flexbg_size) { 152d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson blk64_t prev_block = 0; 153d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson if (group && ext2fs_inode_bitmap_loc(fs, group - 1)) 154d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson prev_block = ext2fs_inode_bitmap_loc(fs, group - 1); 1559ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o start_blk = flexbg_offset(fs, group, prev_block, bmap, 156b5264593993145fa17a1758f064443075ebea072Frederic Bohe flexbg_size, rem_grps, 1); 1579ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o last_blk = ext2fs_group_last_block(fs, last_grp); 1581e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o } 15921c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o 160d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson if (!ext2fs_inode_bitmap_loc(fs, group)) { 161521e36857227b21e7ab47b0a97f788d2af9f9717Theodore Ts'o retval = ext2fs_get_free_blocks(fs, start_blk, last_blk, 1621e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o 1, bmap, &new_blk); 163efc6f628e15de95bcd13e4f0ee223cb42115d520Theodore Ts'o if (retval == EXT2_ET_BLOCK_ALLOC_FAIL) 16403673dbb04a3458ce78a394f27d17d434b51a714Theodore Ts'o retval = ext2fs_get_free_blocks(fs, group_blk, 16503673dbb04a3458ce78a394f27d17d434b51a714Theodore Ts'o last_blk, 1, bmap, &new_blk); 16621c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o if (retval) 16721c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o return retval; 1688f82ef9860339039b54a324be137fbc09b762358Valerie Aurora Henson ext2fs_mark_block_bitmap2(bmap, new_blk); 169d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson ext2fs_inode_bitmap_loc_set(fs, group, new_blk); 1709ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (flexbg_size) { 1716493f8e85defc568a4ca8cdb4a53361f36fb94baTheodore Ts'o dgrp_t gr = ext2fs_group_of_blk2(fs, new_blk); 172d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson ext2fs_bg_free_blocks_count_set(fs, gr, ext2fs_bg_free_blocks_count(fs, gr) - 1); 1734efbac6fed75c29d3d5f1b676b932754653a2ac5Valerie Aurora Henson ext2fs_free_blocks_count_add(fs->super, -1); 174e633b58ac75f2f544b7d6572e37d4b63da31e59cEric Sandeen ext2fs_bg_flags_clear(fs, gr, EXT2_BG_BLOCK_UNINIT); 1759ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o ext2fs_group_desc_csum_set(fs, gr); 1769ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o } 1771e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o } 17876dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o 17976dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o /* 18076dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o * Allocate the inode table 18176dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o */ 1829ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (flexbg_size) { 183d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson blk64_t prev_block = 0; 184d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson if (group && ext2fs_inode_table_loc(fs, group - 1)) 185d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson prev_block = ext2fs_inode_table_loc(fs, group - 1); 1869ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o group_blk = flexbg_offset(fs, group, prev_block, bmap, 1879ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o flexbg_size * 2, 1889ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o fs->inode_blocks_per_group * 189b5264593993145fa17a1758f064443075ebea072Frederic Bohe rem_grps, 190b5264593993145fa17a1758f064443075ebea072Frederic Bohe fs->inode_blocks_per_group); 1919ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o last_blk = ext2fs_group_last_block(fs, last_grp); 1929ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o } 1939ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o 194d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson if (!ext2fs_inode_table_loc(fs, group)) { 19576dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o retval = ext2fs_get_free_blocks(fs, group_blk, last_blk, 19676dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o fs->inode_blocks_per_group, 19776dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o bmap, &new_blk); 19876dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o if (retval) 19976dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o return retval; 20076dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o for (j=0, blk = new_blk; 20176dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o j < fs->inode_blocks_per_group; 2029ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o j++, blk++) { 2038f82ef9860339039b54a324be137fbc09b762358Valerie Aurora Henson ext2fs_mark_block_bitmap2(bmap, blk); 2049ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o if (flexbg_size) { 2056493f8e85defc568a4ca8cdb4a53361f36fb94baTheodore Ts'o dgrp_t gr = ext2fs_group_of_blk2(fs, blk); 206d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson ext2fs_bg_free_blocks_count_set(fs, gr, ext2fs_bg_free_blocks_count(fs, gr) - 1); 2074efbac6fed75c29d3d5f1b676b932754653a2ac5Valerie Aurora Henson ext2fs_free_blocks_count_add(fs->super, -1); 208e633b58ac75f2f544b7d6572e37d4b63da31e59cEric Sandeen ext2fs_bg_flags_clear(fs, gr, 209732c8cd58ff30ffae0d3276c411a08920717a46cTheodore Ts'o EXT2_BG_BLOCK_UNINIT); 2109ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o ext2fs_group_desc_csum_set(fs, gr); 2119ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o } 2129ba400027fb00ce43d14673346bbfb6f5719985aTheodore Ts'o } 213d7cca6b06f366f998ed43346f9b6fca9e163692fValerie Aurora Henson ext2fs_inode_table_loc_set(fs, group, new_blk); 21476dd5e5c2842fb1a7b858aad3e68b5e9c16890c9Theodore Ts'o } 215d4f34d41be97e23db07d5ed606fcc1a26f5a3c76Jose R. Santos ext2fs_group_desc_csum_set(fs, group); 2161e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o return 0; 2171e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o} 2181e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o 2191e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'oerrcode_t ext2fs_allocate_tables(ext2_filsys fs) 2201e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o{ 2211e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o errcode_t retval; 2222eb374c9401079aa56aa12f0047ca3866e69b754Theodore Ts'o dgrp_t i; 22395fd65bb7fcf84e8d1e207f84b9d5a9f99626a38Valerie Aurora Henson struct ext2fs_numeric_progress_struct progress; 22495fd65bb7fcf84e8d1e207f84b9d5a9f99626a38Valerie Aurora Henson 22595fd65bb7fcf84e8d1e207f84b9d5a9f99626a38Valerie Aurora Henson ext2fs_numeric_progress_init(fs, &progress, NULL, 22695fd65bb7fcf84e8d1e207f84b9d5a9f99626a38Valerie Aurora Henson fs->group_desc_count); 22721c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o 2281e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o for (i = 0; i < fs->group_desc_count; i++) { 22995fd65bb7fcf84e8d1e207f84b9d5a9f99626a38Valerie Aurora Henson ext2fs_numeric_progress_update(fs, &progress, i); 2301e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o retval = ext2fs_allocate_group_table(fs, i, fs->block_map); 2311e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o if (retval) 2321e1da29fbd4204a267ebd7c64d37e1f95a9dad08Theodore Ts'o return retval; 23321c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o } 23495fd65bb7fcf84e8d1e207f84b9d5a9f99626a38Valerie Aurora Henson ext2fs_numeric_progress_close(fs, &progress, NULL); 23521c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o return 0; 23621c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o} 23721c84b71e205b5ab13f14343da5645dcc985856dTheodore Ts'o 238