41 nilfs_cpfile_get_blkoff(const struct inode *cpfile, __u64 cno)  in nilfs_cpfile_get_blkoff()  argument
43 	__u64 tcno = cno + NILFS_MDT(cpfile)->mi_first_entry_offset - 1;  in nilfs_cpfile_get_blkoff()
50 nilfs_cpfile_get_offset(const struct inode *cpfile, __u64 cno)  in nilfs_cpfile_get_offset()  argument
52 	__u64 tcno = cno + NILFS_MDT(cpfile)->mi_first_entry_offset - 1;  in nilfs_cpfile_get_offset()
68 					   __u64 cno)  in nilfs_cpfile_is_in_first()  argument
70 	return nilfs_cpfile_get_blkoff(cpfile, cno) == 0;  in nilfs_cpfile_is_in_first()
111 nilfs_cpfile_block_get_checkpoint(const struct inode *cpfile, __u64 cno,  in nilfs_cpfile_block_get_checkpoint()  argument
115 	return kaddr + bh_offset(bh) + nilfs_cpfile_get_offset(cpfile, cno) *  in nilfs_cpfile_block_get_checkpoint()
140 						    __u64 cno,  in nilfs_cpfile_get_checkpoint_block()  argument
145 				   nilfs_cpfile_get_blkoff(cpfile, cno),  in nilfs_cpfile_get_checkpoint_block()
150 						       __u64 cno)  in nilfs_cpfile_delete_checkpoint_block()  argument
153 				      nilfs_cpfile_get_blkoff(cpfile, cno));  in nilfs_cpfile_delete_checkpoint_block()
182 				__u64 cno,  in nilfs_cpfile_get_checkpoint()  argument
193 	if (unlikely(cno < 1 || cno > nilfs_mdt_cno(cpfile) ||  in nilfs_cpfile_get_checkpoint()
194 		     (cno < nilfs_mdt_cno(cpfile) && create)))  in nilfs_cpfile_get_checkpoint()
202 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, create, &cp_bh);  in nilfs_cpfile_get_checkpoint()
206 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_get_checkpoint()
216 		if (!nilfs_cpfile_is_in_first(cpfile, cno))  in nilfs_cpfile_get_checkpoint()
252 void nilfs_cpfile_put_checkpoint(struct inode *cpfile, __u64 cno,  in nilfs_cpfile_put_checkpoint()  argument
286 	__u64 cno;  in nilfs_cpfile_delete_checkpoints()  local
305 	for (cno = start; cno < end; cno += ncps) {  in nilfs_cpfile_delete_checkpoints()
306 		ncps = nilfs_cpfile_checkpoints_in_block(cpfile, cno, end);  in nilfs_cpfile_delete_checkpoints()
307 		ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);  in nilfs_cpfile_delete_checkpoints()
318 			cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_delete_checkpoints()
331 			if (!nilfs_cpfile_is_in_first(cpfile, cno)) {  in nilfs_cpfile_delete_checkpoints()
341 								   cpfile, cno);  in nilfs_cpfile_delete_checkpoints()
393 	__u64 cur_cno = nilfs_mdt_cno(cpfile), cno = *cnop;  in nilfs_cpfile_do_get_cpinfo()  local
398 	if (cno == 0)  in nilfs_cpfile_do_get_cpinfo()
402 	for (n = 0; cno < cur_cno && n < nci; cno += ncps) {  in nilfs_cpfile_do_get_cpinfo()
403 		ncps = nilfs_cpfile_checkpoints_in_block(cpfile, cno, cur_cno);  in nilfs_cpfile_do_get_cpinfo()
404 		ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &bh);  in nilfs_cpfile_do_get_cpinfo()
412 		cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, bh, kaddr);  in nilfs_cpfile_do_get_cpinfo()
540 int nilfs_cpfile_delete_checkpoint(struct inode *cpfile, __u64 cno)  in nilfs_cpfile_delete_checkpoint()  argument
543 	__u64 tcno = cno;  in nilfs_cpfile_delete_checkpoint()
549 	else if (nci == 0 || ci.ci_cno != cno)  in nilfs_cpfile_delete_checkpoint()
554 	return nilfs_cpfile_delete_checkpoints(cpfile, cno, cno + 1);  in nilfs_cpfile_delete_checkpoint()
559 				     __u64 cno,  in nilfs_cpfile_block_get_snapshot_list()  argument
567 	if (cno != 0) {  in nilfs_cpfile_block_get_snapshot_list()
568 		cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, bh, kaddr);  in nilfs_cpfile_block_get_snapshot_list()
577 static int nilfs_cpfile_set_snapshot(struct inode *cpfile, __u64 cno)  in nilfs_cpfile_set_snapshot()  argument
588 	if (cno == 0)  in nilfs_cpfile_set_snapshot()
592 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);  in nilfs_cpfile_set_snapshot()
596 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_set_snapshot()
620 	while (prev > cno) {  in nilfs_cpfile_set_snapshot()
653 	list->ssl_prev = cpu_to_le64(cno);  in nilfs_cpfile_set_snapshot()
657 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_set_snapshot()
666 	list->ssl_next = cpu_to_le64(cno);  in nilfs_cpfile_set_snapshot()
696 static int nilfs_cpfile_clear_snapshot(struct inode *cpfile, __u64 cno)  in nilfs_cpfile_clear_snapshot()  argument
706 	if (cno == 0)  in nilfs_cpfile_clear_snapshot()
710 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);  in nilfs_cpfile_clear_snapshot()
714 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_clear_snapshot()
766 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_clear_snapshot()
816 int nilfs_cpfile_is_snapshot(struct inode *cpfile, __u64 cno)  in nilfs_cpfile_is_snapshot()  argument
825 	if (cno == 0 || cno >= nilfs_mdt_cno(cpfile))  in nilfs_cpfile_is_snapshot()
829 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &bh);  in nilfs_cpfile_is_snapshot()
833 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, bh, kaddr);  in nilfs_cpfile_is_snapshot()
864 int nilfs_cpfile_change_cpmode(struct inode *cpfile, __u64 cno, int mode)  in nilfs_cpfile_change_cpmode()  argument
870 		if (nilfs_checkpoint_is_mounted(cpfile->i_sb, cno))  in nilfs_cpfile_change_cpmode()
879 			ret = nilfs_cpfile_clear_snapshot(cpfile, cno);  in nilfs_cpfile_change_cpmode()
882 		return nilfs_cpfile_set_snapshot(cpfile, cno);  in nilfs_cpfile_change_cpmode()