112  * table used for determining buddy sizes within characters of
115  * binary buddy of free bits within the character.
367 	/* block to be freed better be within the mapsize. */  in dbFree()
463 	/* the blocks better be within the mapsize. */  in dbUpdatePMap()
498 		/* determine the bit number and word within the dmap of  in dbUpdatePMap()
500 		 * are to be updated within this dmap.  in dbUpdatePMap()
515 			/* determine the bit number within the word and  in dbUpdatePMap()
516 			 * the number of bits within the word.  in dbUpdatePMap()
609  *		Within the allocation groups, we maintain a preferred
639 	/* determine the average number of free blocks within the ags. */  in dbNextAG()
701  *		allocate within the same dmap as contains the hint.
705  *		within the same allocation group as contains the hint. if
707  *		within the aggregate.
709  *		we also try to allocate anywhere within the aggregate
750 	/* the hint should be within the map */  in dbAlloc()
785 	 * if so, check if we should allow allocations within this  in dbAlloc()
852 		/* try to satisfy the allocation request with blocks within  in dbAlloc()
868 	/* try to satisfy the allocation request with blocks within  in dbAlloc()
885 	/* Try to allocate within this allocation group.  if that fails, try to  in dbAlloc()
920  *	nblocks	    -  number of contiguous blocks within the current
974  *	nblocks	    -  number of contiguous blocks within the current
1011 	/* better be within the file system */  in dbExtend()
1067  *		range within a dmap.
1099 	/* determine the bit number and word within the dmap of the  in dbAllocNext()
1105 	/* check if the specified block range is contained within  in dbAllocNext()
1119 	 * last words may be contained within the block range.  if this  in dbAllocNext()
1123 	 * will be used for all dmap words fully contained within the  in dbAllocNext()
1124 	 * specified range.  within this pass, the leaves of the dmap  in dbAllocNext()
1131 		/* determine the bit number within the word and  in dbAllocNext()
1132 		 * the number of bits within the word.  in dbAllocNext()
1149 			 * within the block range.  determine how many  in dbAllocNext()
1190  *		a specified block (hint) within a dmap.
1227 	/* determine the word within the dmap that holds the hint  in dbAllocNear()
1242 		/* determine the block number within the file system  in dbAllocNear()
1248 		 * starting bit number within the dmap word of the required  in dbAllocNear()
1272  *		free blocks within the specified allocation group.
1281  *		in addition, we start the search within this level at a
1304  *		control pages to indicate no free space (NOFREE) within
1397 	 * tree index of this allocation group within the control page.  in dbAllocAG()
1404 	 * group may be described by 1 or 2 subtrees within the ag level  in dbAllocAG()
1434 		/* determine the block number within the file system  in dbAllocAG()
1667  *		returns the starting block number within a dmap page that
1676  *		   on successful return, the first block within a dmap page
1717 		/* search the tree within the dmap control page for  in dbFindCtl()
1739 		/* adjust the block number to reflect the location within  in dbFindCtl()
1763  *		blocks starting within a specific dmap.
1768  *		routines are the starting block numbers within dmaps, with
1782  *		for a request size that fits within a dmap, this routine relies
1968 	/* search the tree within the dmap page for sufficient  in dbAllocDmapLev()
1978 	/* determine the block number within the file system corresponding  in dbAllocDmapLev()
1984 	 * bit number within the dmap word of the required string of free  in dbAllocDmapLev()
2002  *		of a specified block range within a dmap.
2006  *		block range causes the maximum string of free blocks within
2058  *		of a specified block range within a dmap.
2062  *		causes the maximum string of free blocks within the dmap to
2153 	/* determine the bit number and word within the dmap of the  in dbAllocBits()
2159 	/* block range better be within the dmap */  in dbAllocBits()
2164 	 * within the block range.  if this is the case, we'll work against  in dbAllocBits()
2168 	 * will be used for all dmap words fully contained within the  in dbAllocBits()
2169 	 * specified range.  within this pass, the bits of all fully contained  in dbAllocBits()
2176 		/* determine the bit number within the word and  in dbAllocBits()
2177 		 * the number of bits within the word.  in dbAllocBits()
2185 			/* allocate (set to 1) the appropriate bits within  in dbAllocBits()
2202 			 * within the block range.  determine how many  in dbAllocBits()
2297 	/* determine the bit number and word within the dmap of the  in dbFreeBits()
2303 	/* block range better be within the dmap.  in dbFreeBits()
2308 	 * not all bits of the first and last words may be contained within  in dbFreeBits()
2313 	 * for all dmap words fully contained within the specified range.  in dbFreeBits()
2314 	 * within this pass, the bits of all fully contained dmap words will  in dbFreeBits()
2325 		/* determine the bit number within the word and  in dbFreeBits()
2326 		 * the number of bits within the word.  in dbFreeBits()
2334 			/* free (zero) the appropriate bits within this  in dbFreeBits()
2351 			 * within the block range.  determine how many  in dbFreeBits()
2446  *		causing a binary buddy system within the leaves to be
2457  *	blkno	-  the first block of a block range within a dmap.  it is
2498 	 * the index within the dmap control tree.  in dbAdjCtl()
2514 	 * the leaves, if required, and bubble new values within the  in dbAdjCtl()
2682  *		within an allocation group which is a part (not first part)
3003  * FUNCTION:	find a specified number of binary buddy free bits within a
3007  *		bits at (1 << l2nb) alignments within the value.
3051  *		bits within 32-bits of the map.
3057  *	largest binary buddy of free bits within a dmap word.
3087  * FUNCTION:	determine the number of trailing zeros within a 32-bit
3112  * FUNCTION:	determine the number of leading zeros within a 32-bit
3205 	/* block to be allocated better be within the mapsize. */  in dbAllocBottomUp()
3262 	/* determine the bit number and word within the dmap of the  in dbAllocDmapBU()
3268 	/* block range better be within the dmap */  in dbAllocDmapBU()
3273 	 * within the block range.  if this is the case, we'll work against  in dbAllocDmapBU()
3277 	 * will be used for all dmap words fully contained within the  in dbAllocDmapBU()
3278 	 * specified range.  within this pass, the bits of all fully contained  in dbAllocDmapBU()
3285 		/* determine the bit number within the word and  in dbAllocDmapBU()
3286 		 * the number of bits within the word.  in dbAllocDmapBU()
3294 			/* allocate (set to 1) the appropriate bits within  in dbAllocDmapBU()
3303 			 * within the block range.  determine how many  in dbAllocDmapBU()
3674 	 * within the active ags.  in dbFinalizeBmap()
3737 	/* starting block number within the dmap */  in dbInitDmap()
3760 	 * within the block range.  in dbInitDmap()