4093 	struct buffer_head *bitmap_bh = NULL;  in ext4_mb_mark_context()  local
4105 	bitmap_bh = ext4_read_block_bitmap(sb, group);  in ext4_mb_mark_context()
4106 	if (IS_ERR(bitmap_bh))  in ext4_mb_mark_context()
4107 		return PTR_ERR(bitmap_bh);  in ext4_mb_mark_context()
4110 		BUFFER_TRACE(bitmap_bh, "getting write access");  in ext4_mb_mark_context()
4111 		err = ext4_journal_get_write_access(handle, sb, bitmap_bh,  in ext4_mb_mark_context()
4141 			if (mb_test_bit(blkoff + i, bitmap_bh->b_data) ==  in ext4_mb_mark_context()
4148 		mb_set_bits(bitmap_bh->b_data, blkoff, len);  in ext4_mb_mark_context()
4152 		mb_clear_bits(bitmap_bh->b_data, blkoff, len);  in ext4_mb_mark_context()
4157 	ext4_block_bitmap_csum_set(sb, gdp, bitmap_bh);  in ext4_mb_mark_context()
4174 	err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh);  in ext4_mb_mark_context()
4182 		sync_dirty_buffer(bitmap_bh);  in ext4_mb_mark_context()
4187 	brelse(bitmap_bh);  in ext4_mb_mark_context()
5423 ext4_mb_release_inode_pa(struct ext4_buddy *e4b, struct buffer_head *bitmap_bh,  in ext4_mb_release_inode_pa()  argument
5442 		bit = mb_find_next_zero_bit(bitmap_bh->b_data, end, bit);  in ext4_mb_release_inode_pa()
5445 		next = mb_find_next_bit(bitmap_bh->b_data, end, bit);  in ext4_mb_release_inode_pa()
5509 	struct buffer_head *bitmap_bh = NULL;  in ext4_mb_discard_group_preallocations()  local
5523 	bitmap_bh = ext4_read_block_bitmap(sb, group);  in ext4_mb_discard_group_preallocations()
5524 	if (IS_ERR(bitmap_bh)) {  in ext4_mb_discard_group_preallocations()
5525 		err = PTR_ERR(bitmap_bh);  in ext4_mb_discard_group_preallocations()
5536 		put_bh(bitmap_bh);  in ext4_mb_discard_group_preallocations()
5590 			ext4_mb_release_inode_pa(&e4b, bitmap_bh, pa);  in ext4_mb_discard_group_preallocations()
5597 	put_bh(bitmap_bh);  in ext4_mb_discard_group_preallocations()
5617 	struct buffer_head *bitmap_bh = NULL;  in ext4_discard_preallocations()  local
5699 		bitmap_bh = ext4_read_block_bitmap(sb, group);  in ext4_discard_preallocations()
5700 		if (IS_ERR(bitmap_bh)) {  in ext4_discard_preallocations()
5701 			err = PTR_ERR(bitmap_bh);  in ext4_discard_preallocations()
5710 		ext4_mb_release_inode_pa(&e4b, bitmap_bh, pa);  in ext4_discard_preallocations()
5714 		put_bh(bitmap_bh);  in ext4_discard_preallocations()
6170 	struct buffer_head *bitmap_bh;  in ext4_mb_new_blocks_simple()  local
6188 		bitmap_bh = ext4_read_block_bitmap(sb, group);  in ext4_mb_new_blocks_simple()
6189 		if (IS_ERR(bitmap_bh)) {  in ext4_mb_new_blocks_simple()
6190 			*errp = PTR_ERR(bitmap_bh);  in ext4_mb_new_blocks_simple()
6196 			i = mb_find_next_zero_bit(bitmap_bh->b_data, max,  in ext4_mb_new_blocks_simple()
6207 		brelse(bitmap_bh);  in ext4_mb_new_blocks_simple()