27 nilfs_cpfile_get_blkoff(const struct inode *cpfile, __u64 cno)  in nilfs_cpfile_get_blkoff()  argument
29 	__u64 tcno = cno + NILFS_MDT(cpfile)->mi_first_entry_offset - 1;  in nilfs_cpfile_get_blkoff()
37 nilfs_cpfile_get_offset(const struct inode *cpfile, __u64 cno)  in nilfs_cpfile_get_offset()  argument
39 	__u64 tcno = cno + NILFS_MDT(cpfile)->mi_first_entry_offset - 1;  in nilfs_cpfile_get_offset()
63 					   __u64 cno)  in nilfs_cpfile_is_in_first()  argument
65 	return nilfs_cpfile_get_blkoff(cpfile, cno) == 0;  in nilfs_cpfile_is_in_first()
106 nilfs_cpfile_block_get_checkpoint(const struct inode *cpfile, __u64 cno,  in nilfs_cpfile_block_get_checkpoint()  argument
110 	return kaddr + bh_offset(bh) + nilfs_cpfile_get_offset(cpfile, cno) *  in nilfs_cpfile_block_get_checkpoint()
135 						    __u64 cno,  in nilfs_cpfile_get_checkpoint_block()  argument
140 				   nilfs_cpfile_get_blkoff(cpfile, cno),  in nilfs_cpfile_get_checkpoint_block()
183 						       __u64 cno)  in nilfs_cpfile_delete_checkpoint_block()  argument
186 				      nilfs_cpfile_get_blkoff(cpfile, cno));  in nilfs_cpfile_delete_checkpoint_block()
215 				__u64 cno,  in nilfs_cpfile_get_checkpoint()  argument
226 	if (unlikely(cno < 1 || cno > nilfs_mdt_cno(cpfile) ||  in nilfs_cpfile_get_checkpoint()
227 		     (cno < nilfs_mdt_cno(cpfile) && create)))  in nilfs_cpfile_get_checkpoint()
235 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, create, &cp_bh);  in nilfs_cpfile_get_checkpoint()
239 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_get_checkpoint()
249 		if (!nilfs_cpfile_is_in_first(cpfile, cno))  in nilfs_cpfile_get_checkpoint()
285 void nilfs_cpfile_put_checkpoint(struct inode *cpfile, __u64 cno,  in nilfs_cpfile_put_checkpoint()  argument
319 	__u64 cno;  in nilfs_cpfile_delete_checkpoints()  local
339 	for (cno = start; cno < end; cno += ncps) {  in nilfs_cpfile_delete_checkpoints()
340 		ncps = nilfs_cpfile_checkpoints_in_block(cpfile, cno, end);  in nilfs_cpfile_delete_checkpoints()
341 		ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);  in nilfs_cpfile_delete_checkpoints()
352 			cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_delete_checkpoints()
366 			if (!nilfs_cpfile_is_in_first(cpfile, cno)) {  in nilfs_cpfile_delete_checkpoints()
376 								   cpfile, cno);  in nilfs_cpfile_delete_checkpoints()
431 	__u64 cur_cno = nilfs_mdt_cno(cpfile), cno = *cnop;  in nilfs_cpfile_do_get_cpinfo()  local
436 	if (cno == 0)  in nilfs_cpfile_do_get_cpinfo()
440 	for (n = 0; n < nci; cno += ncps) {  in nilfs_cpfile_do_get_cpinfo()
442 			cpfile, cno, cur_cno - 1, &cno, &bh);  in nilfs_cpfile_do_get_cpinfo()
448 		ncps = nilfs_cpfile_checkpoints_in_block(cpfile, cno, cur_cno);  in nilfs_cpfile_do_get_cpinfo()
451 		cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, bh, kaddr);  in nilfs_cpfile_do_get_cpinfo()
580 int nilfs_cpfile_delete_checkpoint(struct inode *cpfile, __u64 cno)  in nilfs_cpfile_delete_checkpoint()  argument
583 	__u64 tcno = cno;  in nilfs_cpfile_delete_checkpoint()
589 	else if (nci == 0 || ci.ci_cno != cno)  in nilfs_cpfile_delete_checkpoint()
594 	return nilfs_cpfile_delete_checkpoints(cpfile, cno, cno + 1);  in nilfs_cpfile_delete_checkpoint()
599 				     __u64 cno,  in nilfs_cpfile_block_get_snapshot_list()  argument
607 	if (cno != 0) {  in nilfs_cpfile_block_get_snapshot_list()
608 		cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, bh, kaddr);  in nilfs_cpfile_block_get_snapshot_list()
617 static int nilfs_cpfile_set_snapshot(struct inode *cpfile, __u64 cno)  in nilfs_cpfile_set_snapshot()  argument
628 	if (cno == 0)  in nilfs_cpfile_set_snapshot()
632 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);  in nilfs_cpfile_set_snapshot()
636 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_set_snapshot()
660 	while (prev > cno) {  in nilfs_cpfile_set_snapshot()
693 	list->ssl_prev = cpu_to_le64(cno);  in nilfs_cpfile_set_snapshot()
697 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_set_snapshot()
706 	list->ssl_next = cpu_to_le64(cno);  in nilfs_cpfile_set_snapshot()
736 static int nilfs_cpfile_clear_snapshot(struct inode *cpfile, __u64 cno)  in nilfs_cpfile_clear_snapshot()  argument
746 	if (cno == 0)  in nilfs_cpfile_clear_snapshot()
750 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh);  in nilfs_cpfile_clear_snapshot()
754 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_clear_snapshot()
806 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr);  in nilfs_cpfile_clear_snapshot()
856 int nilfs_cpfile_is_snapshot(struct inode *cpfile, __u64 cno)  in nilfs_cpfile_is_snapshot()  argument
867 	if (cno == 0 || cno >= nilfs_mdt_cno(cpfile))  in nilfs_cpfile_is_snapshot()
871 	ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &bh);  in nilfs_cpfile_is_snapshot()
875 	cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, bh, kaddr);  in nilfs_cpfile_is_snapshot()
906 int nilfs_cpfile_change_cpmode(struct inode *cpfile, __u64 cno, int mode)  in nilfs_cpfile_change_cpmode()  argument
912 		if (nilfs_checkpoint_is_mounted(cpfile->i_sb, cno))  in nilfs_cpfile_change_cpmode()
921 			ret = nilfs_cpfile_clear_snapshot(cpfile, cno);  in nilfs_cpfile_change_cpmode()
924 		return nilfs_cpfile_set_snapshot(cpfile, cno);  in nilfs_cpfile_change_cpmode()