201 /* using virtual node check, how many items can be shifted to left
255 			/* the item can be shifted entirely */  in check_left()
261 		/* the item cannot be shifted entirely, try to split it */  in check_left()
272 			/* count partially shifted item */  in check_left()
281 /* using virtual node check, how many items can be shifted to right
335 			/* the item can be shifted entirely */  in check_right()
352 			/* count partially shifted item */  in check_right()
362  * from - number of items, which are shifted to left neighbor entirely
363  * to - number of item, which are shifted to right neighbor entirely
364 …* from_bytes - number of bytes of boundary item (or directory entries) which are shifted to left n…
365 …* to_bytes - number of bytes of boundary item (or directory entries) which are shifted to right ne…
574  *	lnum	number of items from S[h] that must be shifted to L[h];
575  *	rnum	number of items from S[h] that must be shifted to R[h];
579  *		not shifted entirely
581  *		not shifted entirely
619 	/* number of items, that will be shifted to left (right) neighbor  in is_leaf_removable()
629 		/* all content of node can be shifted to neighbors */  in is_leaf_removable()
1300 	   from the left most liquid item that cannot be shifted from S[0] entirely (returned value)  in ip_check_balance()
1307 	   from the right most liquid item that cannot be shifted from S[0] entirely (returned value)  in ip_check_balance()
1383 		   nothing is shifted to the neighbors,  in ip_check_balance()
1404 		   liquid item to be shifted are shifted to the left neighbor,  in ip_check_balance()
1427 		   liquid item to be shifted are shifted to the right neighbor,  in ip_check_balance()
1455 		   items are shifted in both directions,  in ip_check_balance()
1789 	   from the left/right most liquid item that cannot be shifted from S[0] entirely  in dc_check_balance_leaf()