232 	struct buffer_head *header_bh, *cp_bh;  in nilfs_cpfile_get_checkpoint()  local
247 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, create, &cp_bh);  in nilfs_cpfile_get_checkpoint()
250 	kaddr = kmap(cp_bh->b_page);  in nilfs_cpfile_get_checkpoint()
251 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_get_checkpoint()
254 			kunmap(cp_bh->b_page);  in nilfs_cpfile_get_checkpoint()
255 			brelse(cp_bh);  in nilfs_cpfile_get_checkpoint()
262 			nilfs_cpfile_block_add_valid_checkpoints(cpfile, cp_bh,  in nilfs_cpfile_get_checkpoint()
264 		mark_buffer_dirty(cp_bh);  in nilfs_cpfile_get_checkpoint()
277 	*bhp = cp_bh;  in nilfs_cpfile_get_checkpoint()
327 	struct buffer_head *header_bh, *cp_bh;  in nilfs_cpfile_delete_checkpoints()  local
353 		ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);  in nilfs_cpfile_delete_checkpoints()
362 		kaddr = kmap_atomic(cp_bh->b_page);  in nilfs_cpfile_delete_checkpoints()
364 			cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_delete_checkpoints()
376 			mark_buffer_dirty(cp_bh);  in nilfs_cpfile_delete_checkpoints()
381 						cpfile, cp_bh, kaddr, nicps);  in nilfs_cpfile_delete_checkpoints()
385 					brelse(cp_bh);  in nilfs_cpfile_delete_checkpoints()
400 		brelse(cp_bh);  in nilfs_cpfile_delete_checkpoints()
629 	struct buffer_head *header_bh, *curr_bh, *prev_bh, *cp_bh;  in nilfs_cpfile_set_snapshot()  local
642 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);  in nilfs_cpfile_set_snapshot()
645 	kaddr = kmap_atomic(cp_bh->b_page);  in nilfs_cpfile_set_snapshot()
646 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_set_snapshot()
706 	kaddr = kmap_atomic(cp_bh->b_page);  in nilfs_cpfile_set_snapshot()
707 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_set_snapshot()
726 	mark_buffer_dirty(cp_bh);  in nilfs_cpfile_set_snapshot()
739 	brelse(cp_bh);  in nilfs_cpfile_set_snapshot()
748 	struct buffer_head *header_bh, *next_bh, *prev_bh, *cp_bh;  in nilfs_cpfile_clear_snapshot()  local
760 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);  in nilfs_cpfile_clear_snapshot()
763 	kaddr = kmap_atomic(cp_bh->b_page);  in nilfs_cpfile_clear_snapshot()
764 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_clear_snapshot()
815 	kaddr = kmap_atomic(cp_bh->b_page);  in nilfs_cpfile_clear_snapshot()
816 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_clear_snapshot()
829 	mark_buffer_dirty(cp_bh);  in nilfs_cpfile_clear_snapshot()
842 	brelse(cp_bh);  in nilfs_cpfile_clear_snapshot()