Lines Matching defs:block_group
47 ext4_group_t block_group)
51 if (actual_group == block_group)
57 ext4_group_t block_group,
67 block_group))
71 block_group))
77 if (!ext4_block_in_group(sb, tmp, block_group))
87 ext4_group_t block_group, struct ext4_group_desc *gdp)
99 if (!ext4_group_desc_csum_verify(sbi, block_group, gdp)) {
101 block_group);
112 bit_max = ext4_bg_has_super(sb, block_group);
115 block_group < le32_to_cpu(sbi->s_es->s_first_meta_bg) *
118 bit_max += ext4_bg_num_gdb(sb, block_group);
123 bit_max += ext4_bg_num_gdb(sb, block_group);
126 if (block_group == ngroups - 1) {
147 start = ext4_group_first_block_no(sb, block_group);
155 if (!flex_bg || ext4_block_in_group(sb, tmp, block_group))
159 if (!flex_bg || ext4_block_in_group(sb, tmp, block_group))
166 ext4_block_in_group(sb, tmp, block_group))
176 return free_blocks - ext4_group_used_meta_blocks(sb, block_group, gdp);
194 * @block_group: given block group
199 ext4_group_t block_group,
208 if (block_group >= ngroups) {
209 ext4_error(sb, "block_group >= groups_count - block_group = %u,"
210 " groups_count = %u", block_group, ngroups);
215 group_desc = block_group >> EXT4_DESC_PER_BLOCK_BITS(sb);
216 offset = block_group & (EXT4_DESC_PER_BLOCK(sb) - 1);
219 "block_group = %u, group_desc = %u, desc = %u",
220 block_group, group_desc, offset);
234 unsigned int block_group,
251 group_first_block = ext4_group_first_block_no(sb, block_group);
278 ext4_error(sb, "Invalid block bitmap - block_group = %d, block = %llu",
279 block_group, bitmap_blk);
285 * @block_group: given block group
287 * Read the bitmap for a given block_group,and validate the
293 ext4_read_block_bitmap(struct super_block *sb, ext4_group_t block_group)
299 desc = ext4_get_group_desc(sb, block_group, NULL);
306 "block_group = %u, block_bitmap = %llu",
307 block_group, bitmap_blk);
319 ext4_lock_group(sb, block_group);
321 ext4_init_block_bitmap(sb, bh, block_group, desc);
324 ext4_unlock_group(sb, block_group);
328 ext4_unlock_group(sb, block_group);
348 "block_group = %u, block_bitmap = %llu",
349 block_group, bitmap_blk);
352 ext4_valid_block_bitmap(sb, desc, block_group, bh);
376 ext4_group_t block_group;
387 ext4_get_group_no_and_offset(sb, block, &block_group, &bit);
388 grp = ext4_get_group_info(sb, block_group);
396 bitmap_bh = ext4_read_block_bitmap(sb, block_group);
399 desc = ext4_get_group_desc(sb, block_group, &gd_bh);
439 if (!ext4_clear_bit_atomic(ext4_group_lock_ptr(sb, block_group),
448 ext4_lock_group(sb, block_group);
451 desc->bg_checksum = ext4_group_desc_csum(sbi, block_group, desc);
452 ext4_unlock_group(sb, block_group);
456 ext4_group_t flex_group = ext4_flex_group(sbi, block_group);