472 	struct buffer_head *desc_bh, *bitmap_bh;  in nilfs_palloc_prepare_alloc_entry()  local
495 		ret = nilfs_palloc_get_desc_block(inode, group, 1, &desc_bh);  in nilfs_palloc_prepare_alloc_entry()
498 		desc_kaddr = kmap(desc_bh->b_page);  in nilfs_palloc_prepare_alloc_entry()
500 			inode, group, desc_bh, desc_kaddr);  in nilfs_palloc_prepare_alloc_entry()
521 					kunmap(desc_bh->b_page);  in nilfs_palloc_prepare_alloc_entry()
524 					req->pr_desc_bh = desc_bh;  in nilfs_palloc_prepare_alloc_entry()
535 		kunmap(desc_bh->b_page);  in nilfs_palloc_prepare_alloc_entry()
536 		brelse(desc_bh);  in nilfs_palloc_prepare_alloc_entry()
543 	kunmap(desc_bh->b_page);  in nilfs_palloc_prepare_alloc_entry()
544 	brelse(desc_bh);  in nilfs_palloc_prepare_alloc_entry()
647 	struct buffer_head *desc_bh, *bitmap_bh;  in nilfs_palloc_prepare_free_entry()  local
652 	ret = nilfs_palloc_get_desc_block(inode, group, 1, &desc_bh);  in nilfs_palloc_prepare_free_entry()
657 		brelse(desc_bh);  in nilfs_palloc_prepare_free_entry()
661 	req->pr_desc_bh = desc_bh;  in nilfs_palloc_prepare_free_entry()
706 	struct buffer_head *desc_bh, *bitmap_bh;  in nilfs_palloc_freev()  local
715 		ret = nilfs_palloc_get_desc_block(inode, group, 0, &desc_bh);  in nilfs_palloc_freev()
721 			brelse(desc_bh);  in nilfs_palloc_freev()
724 		desc_kaddr = kmap(desc_bh->b_page);  in nilfs_palloc_freev()
726 			inode, group, desc_bh, desc_kaddr);  in nilfs_palloc_freev()
748 		kunmap(desc_bh->b_page);  in nilfs_palloc_freev()
750 		mark_buffer_dirty(desc_bh);  in nilfs_palloc_freev()
755 		brelse(desc_bh);  in nilfs_palloc_freev()