112  * table used for determining buddy sizes within characters of
115  * binary buddy of free bits within the character.
371 	/* block to be freed better be within the mapsize. */  in dbFree()
467 	/* the blocks better be within the mapsize. */  in dbUpdatePMap()
502 		/* determine the bit number and word within the dmap of  in dbUpdatePMap()
504 		 * are to be updated within this dmap.  in dbUpdatePMap()
519 			/* determine the bit number within the word and  in dbUpdatePMap()
520 			 * the number of bits within the word.  in dbUpdatePMap()
613  *		Within the allocation groups, we maintain a preferred
643 	/* determine the average number of free blocks within the ags. */  in dbNextAG()
705  *		allocate within the same dmap as contains the hint.
709  *		within the same allocation group as contains the hint. if
711  *		within the aggregate.
713  *		we also try to allocate anywhere within the aggregate
754 	/* the hint should be within the map */  in dbAlloc()
789 	 * if so, check if we should allow allocations within this  in dbAlloc()
856 		/* try to satisfy the allocation request with blocks within  in dbAlloc()
872 	/* try to satisfy the allocation request with blocks within  in dbAlloc()
889 	/* Try to allocate within this allocation group.  if that fails, try to  in dbAlloc()
924  *	nblocks	    -  number of contiguous blocks within the current
978  *	nblocks	    -  number of contiguous blocks within the current
1015 	/* better be within the file system */  in dbExtend()
1071  *		range within a dmap.
1103 	/* determine the bit number and word within the dmap of the  in dbAllocNext()
1109 	/* check if the specified block range is contained within  in dbAllocNext()
1123 	 * last words may be contained within the block range.  if this  in dbAllocNext()
1127 	 * will be used for all dmap words fully contained within the  in dbAllocNext()
1128 	 * specified range.  within this pass, the leaves of the dmap  in dbAllocNext()
1135 		/* determine the bit number within the word and  in dbAllocNext()
1136 		 * the number of bits within the word.  in dbAllocNext()
1153 			 * within the block range.  determine how many  in dbAllocNext()
1194  *		a specified block (hint) within a dmap.
1231 	/* determine the word within the dmap that holds the hint  in dbAllocNear()
1246 		/* determine the block number within the file system  in dbAllocNear()
1252 		 * starting bit number within the dmap word of the required  in dbAllocNear()
1276  *		free blocks within the specified allocation group.
1285  *		in addition, we start the search within this level at a
1308  *		control pages to indicate no free space (NOFREE) within
1401 	 * tree index of this allocation group within the control page.  in dbAllocAG()
1408 	 * group may be described by 1 or 2 subtrees within the ag level  in dbAllocAG()
1438 		/* determine the block number within the file system  in dbAllocAG()
1671  *		returns the starting block number within a dmap page that
1680  *		   on successful return, the first block within a dmap page
1721 		/* search the tree within the dmap control page for  in dbFindCtl()
1743 		/* adjust the block number to reflect the location within  in dbFindCtl()
1767  *		blocks starting within a specific dmap.
1772  *		routines are the starting block numbers within dmaps, with
1786  *		for a request size that fits within a dmap, this routine relies
1972 	/* search the tree within the dmap page for sufficient  in dbAllocDmapLev()
1982 	/* determine the block number within the file system corresponding  in dbAllocDmapLev()
1988 	 * bit number within the dmap word of the required string of free  in dbAllocDmapLev()
2006  *		of a specified block range within a dmap.
2010  *		block range causes the maximum string of free blocks within
2062  *		of a specified block range within a dmap.
2066  *		causes the maximum string of free blocks within the dmap to
2157 	/* determine the bit number and word within the dmap of the  in dbAllocBits()
2163 	/* block range better be within the dmap */  in dbAllocBits()
2168 	 * within the block range.  if this is the case, we'll work against  in dbAllocBits()
2172 	 * will be used for all dmap words fully contained within the  in dbAllocBits()
2173 	 * specified range.  within this pass, the bits of all fully contained  in dbAllocBits()
2180 		/* determine the bit number within the word and  in dbAllocBits()
2181 		 * the number of bits within the word.  in dbAllocBits()
2189 			/* allocate (set to 1) the appropriate bits within  in dbAllocBits()
2206 			 * within the block range.  determine how many  in dbAllocBits()
2301 	/* determine the bit number and word within the dmap of the  in dbFreeBits()
2307 	/* block range better be within the dmap.  in dbFreeBits()
2312 	 * not all bits of the first and last words may be contained within  in dbFreeBits()
2317 	 * for all dmap words fully contained within the specified range.  in dbFreeBits()
2318 	 * within this pass, the bits of all fully contained dmap words will  in dbFreeBits()
2329 		/* determine the bit number within the word and  in dbFreeBits()
2330 		 * the number of bits within the word.  in dbFreeBits()
2338 			/* free (zero) the appropriate bits within this  in dbFreeBits()
2355 			 * within the block range.  determine how many  in dbFreeBits()
2450  *		causing a binary buddy system within the leaves to be
2461  *	blkno	-  the first block of a block range within a dmap.  it is
2502 	 * the index within the dmap control tree.  in dbAdjCtl()
2518 	 * the leaves, if required, and bubble new values within the  in dbAdjCtl()
2686  *		within an allocation group which is a part (not first part)
3007  * FUNCTION:	find a specified number of binary buddy free bits within a
3011  *		bits at (1 << l2nb) alignments within the value.
3055  *		bits within 32-bits of the map.
3061  *	largest binary buddy of free bits within a dmap word.
3091  * FUNCTION:	determine the number of trailing zeros within a 32-bit
3116  * FUNCTION:	determine the number of leading zeros within a 32-bit
3209 	/* block to be allocated better be within the mapsize. */  in dbAllocBottomUp()
3266 	/* determine the bit number and word within the dmap of the  in dbAllocDmapBU()
3272 	/* block range better be within the dmap */  in dbAllocDmapBU()
3277 	 * within the block range.  if this is the case, we'll work against  in dbAllocDmapBU()
3281 	 * will be used for all dmap words fully contained within the  in dbAllocDmapBU()
3282 	 * specified range.  within this pass, the bits of all fully contained  in dbAllocDmapBU()
3289 		/* determine the bit number within the word and  in dbAllocDmapBU()
3290 		 * the number of bits within the word.  in dbAllocDmapBU()
3298 			/* allocate (set to 1) the appropriate bits within  in dbAllocDmapBU()
3307 			 * within the block range.  determine how many  in dbAllocDmapBU()
3678 	 * within the active ags.  in dbFinalizeBmap()
3741 	/* starting block number within the dmap */  in dbInitDmap()
3764 	 * within the block range.  in dbInitDmap()