2730 	struct buffer_head *bitmap_bh = NULL;  in ext4_mb_mark_diskspace_used()  local
2745 	bitmap_bh = ext4_read_block_bitmap(sb, ac->ac_b_ex.fe_group);  in ext4_mb_mark_diskspace_used()
2746 	if (!bitmap_bh)  in ext4_mb_mark_diskspace_used()
2749 	err = ext4_journal_get_write_access(handle, bitmap_bh);  in ext4_mb_mark_diskspace_used()
2776 		ext4_set_bits(bitmap_bh->b_data, ac->ac_b_ex.fe_start,  in ext4_mb_mark_diskspace_used()
2779 		err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh);  in ext4_mb_mark_diskspace_used()
2791 						bitmap_bh->b_data));  in ext4_mb_mark_diskspace_used()
2795 	ext4_set_bits(bitmap_bh->b_data, ac->ac_b_ex.fe_start,  in ext4_mb_mark_diskspace_used()
2824 	err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh);  in ext4_mb_mark_diskspace_used()
2831 	brelse(bitmap_bh);  in ext4_mb_mark_diskspace_used()
3570 ext4_mb_release_inode_pa(struct ext4_buddy *e4b, struct buffer_head *bitmap_bh,  in ext4_mb_release_inode_pa()  argument
3590 		bit = mb_find_next_zero_bit(bitmap_bh->b_data, end, bit);  in ext4_mb_release_inode_pa()
3593 		next = mb_find_next_bit(bitmap_bh->b_data, end, bit);  in ext4_mb_release_inode_pa()
3657 	struct buffer_head *bitmap_bh = NULL;  in ext4_mb_discard_group_preallocations()  local
3670 	bitmap_bh = ext4_read_block_bitmap(sb, group);  in ext4_mb_discard_group_preallocations()
3671 	if (bitmap_bh == NULL) {  in ext4_mb_discard_group_preallocations()
3679 		put_bh(bitmap_bh);  in ext4_mb_discard_group_preallocations()
3743 			ext4_mb_release_inode_pa(&e4b, bitmap_bh, pa);  in ext4_mb_discard_group_preallocations()
3752 	put_bh(bitmap_bh);  in ext4_mb_discard_group_preallocations()
3769 	struct buffer_head *bitmap_bh = NULL;  in ext4_discard_preallocations()  local
3846 		bitmap_bh = ext4_read_block_bitmap(sb, group);  in ext4_discard_preallocations()
3847 		if (bitmap_bh == NULL) {  in ext4_discard_preallocations()
3856 		ext4_mb_release_inode_pa(&e4b, bitmap_bh, pa);  in ext4_discard_preallocations()
3860 		put_bh(bitmap_bh);  in ext4_discard_preallocations()
4485 	struct buffer_head *bitmap_bh = NULL;  in ext4_free_blocks()  local
4590 	bitmap_bh = ext4_read_block_bitmap(sb, block_group);  in ext4_free_blocks()
4591 	if (!bitmap_bh) {  in ext4_free_blocks()
4614 	BUFFER_TRACE(bitmap_bh, "getting write access");  in ext4_free_blocks()
4615 	err = ext4_journal_get_write_access(handle, bitmap_bh);  in ext4_free_blocks()
4632 			BUG_ON(!mb_test_bit(bit + i, bitmap_bh->b_data));  in ext4_free_blocks()
4664 		mb_clear_bits(bitmap_bh->b_data, bit, count_clusters);  in ext4_free_blocks()
4672 		mb_clear_bits(bitmap_bh->b_data, bit, count_clusters);  in ext4_free_blocks()
4696 	BUFFER_TRACE(bitmap_bh, "dirtied bitmap block");  in ext4_free_blocks()
4697 	err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh);  in ext4_free_blocks()
4708 		put_bh(bitmap_bh);  in ext4_free_blocks()
4713 	brelse(bitmap_bh);  in ext4_free_blocks()
4730 	struct buffer_head *bitmap_bh = NULL;  in ext4_group_add_blocks()  local
4758 	bitmap_bh = ext4_read_block_bitmap(sb, block_group);  in ext4_group_add_blocks()
4759 	if (!bitmap_bh) {  in ext4_group_add_blocks()
4782 	BUFFER_TRACE(bitmap_bh, "getting write access");  in ext4_group_add_blocks()
4783 	err = ext4_journal_get_write_access(handle, bitmap_bh);  in ext4_group_add_blocks()
4798 		BUFFER_TRACE(bitmap_bh, "clear bit");  in ext4_group_add_blocks()
4799 		if (!mb_test_bit(bit + i, bitmap_bh->b_data)) {  in ext4_group_add_blocks()
4802 			BUFFER_TRACE(bitmap_bh, "bit already cleared");  in ext4_group_add_blocks()
4818 	mb_clear_bits(bitmap_bh->b_data, bit, count);  in ext4_group_add_blocks()
4836 	BUFFER_TRACE(bitmap_bh, "dirtied bitmap block");  in ext4_group_add_blocks()
4837 	err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh);  in ext4_group_add_blocks()
4846 	brelse(bitmap_bh);  in ext4_group_add_blocks()