Lines Matching refs:fs
37 static blk64_t flexbg_offset(ext2_filsys fs, dgrp_t group, blk64_t start_blk,
45 flexbg_size = 1 << fs->super->s_log_groups_per_flex;
49 if (size > (int) (fs->super->s_blocks_per_group / 8))
50 size = (int) fs->super->s_blocks_per_group / 8;
60 start_blk = ext2fs_group_first_block2(fs, flexbg_size * flexbg);
62 if (last_grp > fs->group_desc_count-1)
63 last_grp = fs->group_desc_count-1;
64 last_blk = ext2fs_group_last_block2(fs, last_grp);
67 if (ext2fs_get_free_blocks2(fs, start_blk, last_blk, size,
71 if (ext2fs_get_free_blocks2(fs, start_blk, last_blk, elem_size,
75 if (ext2fs_get_free_blocks2(fs, 0, last_blk, elem_size, bmap,
82 errcode_t ext2fs_allocate_group_table(ext2_filsys fs, dgrp_t group,
91 group_blk = ext2fs_group_first_block2(fs, group);
92 last_blk = ext2fs_group_last_block2(fs, group);
95 bmap = fs->block_map;
97 if (EXT2_HAS_INCOMPAT_FEATURE(fs->super,
99 fs->super->s_log_groups_per_flex) {
100 flexbg_size = 1 << fs->super->s_log_groups_per_flex;
102 if (last_grp > fs->group_desc_count-1)
103 last_grp = fs->group_desc_count-1;
110 if (fs->stride) {
111 retval = ext2fs_get_free_blocks2(fs, group_blk, last_blk,
115 start_blk += fs->inode_blocks_per_group;
116 start_blk += ((fs->stride * group) %
127 prev_block = ext2fs_block_bitmap_loc(fs, group - 1) + 1;
128 start_blk = flexbg_offset(fs, group, prev_block, bmap,
130 last_blk = ext2fs_group_last_block2(fs, last_grp);
133 if (!ext2fs_block_bitmap_loc(fs, group)) {
134 retval = ext2fs_get_free_blocks2(fs, start_blk, last_blk,
137 retval = ext2fs_get_free_blocks2(fs, group_blk,
142 ext2fs_block_bitmap_loc_set(fs, group, new_blk);
144 dgrp_t gr = ext2fs_group_of_blk2(fs, new_blk);
145 ext2fs_bg_free_blocks_count_set(fs, gr, ext2fs_bg_free_blocks_count(fs, gr) - 1);
146 ext2fs_free_blocks_count_add(fs->super, -1);
147 ext2fs_bg_flags_clear(fs, gr, EXT2_BG_BLOCK_UNINIT);
148 ext2fs_group_desc_csum_set(fs, gr);
155 prev_block = ext2fs_inode_bitmap_loc(fs, group - 1) + 1;
157 prev_block = ext2fs_block_bitmap_loc(fs, group) +
159 start_blk = flexbg_offset(fs, group, prev_block, bmap,
161 last_blk = ext2fs_group_last_block2(fs, last_grp);
164 if (!ext2fs_inode_bitmap_loc(fs, group)) {
165 retval = ext2fs_get_free_blocks2(fs, start_blk, last_blk,
168 retval = ext2fs_get_free_blocks2(fs, group_blk,
173 ext2fs_inode_bitmap_loc_set(fs, group, new_blk);
175 dgrp_t gr = ext2fs_group_of_blk2(fs, new_blk);
176 ext2fs_bg_free_blocks_count_set(fs, gr, ext2fs_bg_free_blocks_count(fs, gr) - 1);
177 ext2fs_free_blocks_count_add(fs->super, -1);
178 ext2fs_bg_flags_clear(fs, gr, EXT2_BG_BLOCK_UNINIT);
179 ext2fs_group_desc_csum_set(fs, gr);
190 prev_block = ext2fs_inode_table_loc(fs, group - 1) +
191 fs->inode_blocks_per_group;
193 prev_block = ext2fs_inode_bitmap_loc(fs, group) +
196 group_blk = flexbg_offset(fs, group, prev_block, bmap,
197 rem_grps, fs->inode_blocks_per_group);
198 last_blk = ext2fs_group_last_block2(fs, last_grp);
201 if (!ext2fs_inode_table_loc(fs, group)) {
202 retval = ext2fs_get_free_blocks2(fs, group_blk, last_blk,
203 fs->inode_blocks_per_group,
208 j < fs->inode_blocks_per_group;
212 dgrp_t gr = ext2fs_group_of_blk2(fs, blk);
213 ext2fs_bg_free_blocks_count_set(fs, gr, ext2fs_bg_free_blocks_count(fs, gr) - 1);
214 ext2fs_free_blocks_count_add(fs->super, -1);
215 ext2fs_bg_flags_clear(fs, gr,
217 ext2fs_group_desc_csum_set(fs, gr);
220 ext2fs_inode_table_loc_set(fs, group, new_blk);
222 ext2fs_group_desc_csum_set(fs, group);
226 errcode_t ext2fs_allocate_tables(ext2_filsys fs)
232 ext2fs_numeric_progress_init(fs, &progress, NULL,
233 fs->group_desc_count);
235 for (i = 0; i < fs->group_desc_count; i++) {
236 ext2fs_numeric_progress_update(fs, &progress, i);
237 retval = ext2fs_allocate_group_table(fs, i, fs->block_map);
241 ext2fs_numeric_progress_close(fs, &progress, NULL);
