101 	xfs_rtword_t	*b;		/* current word in buffer */  in xfs_rtfind_back()
102 	int		bit;		/* bit number in the word */  in xfs_rtfind_back()
105 	xfs_rtword_t	*bufp;		/* starting word in buffer */  in xfs_rtfind_back()
107 	xfs_rtblock_t	firstbit;	/* first useful bit in the word */  in xfs_rtfind_back()
113 	int		word;		/* word number in the buffer */  in xfs_rtfind_back()  local
125 	 * Get the first word's index & point to it.  in xfs_rtfind_back()
127 	word = XFS_BITTOWORD(mp, start);  in xfs_rtfind_back()
128 	b = &bufp[word];  in xfs_rtfind_back()
137 	 * If the starting position is not word-aligned, deal with the  in xfs_rtfind_back()
138 	 * partial word.  in xfs_rtfind_back()
143 		 * and mask for all the relevant bits in this word.  in xfs_rtfind_back()
163 		 * Go on to previous block if that's where the previous word is  in xfs_rtfind_back()
164 		 * and we need the previous word.  in xfs_rtfind_back()
166 		if (--word == -1 && i < len) {  in xfs_rtfind_back()
176 			word = XFS_BLOCKWMASK(mp);  in xfs_rtfind_back()
177 			b = &bufp[word];  in xfs_rtfind_back()
180 			 * Go on to the previous word in the buffer.  in xfs_rtfind_back()
186 		 * Starting on a word boundary, no partial word.  in xfs_rtfind_back()
209 		 * Go on to previous block if that's where the previous word is  in xfs_rtfind_back()
210 		 * and we need the previous word.  in xfs_rtfind_back()
212 		if (--word == -1 && i < len) {  in xfs_rtfind_back()
222 			word = XFS_BLOCKWMASK(mp);  in xfs_rtfind_back()
223 			b = &bufp[word];  in xfs_rtfind_back()
226 			 * Go on to the previous word in the buffer.  in xfs_rtfind_back()
232 	 * If not ending on a word boundary, deal with the last  in xfs_rtfind_back()
233 	 * (partial) word.  in xfs_rtfind_back()
238 		 * and mask for all the relevant bits in this word.  in xfs_rtfind_back()
276 	xfs_rtword_t	*b;		/* current word in buffer */  in xfs_rtfind_forw()
277 	int		bit;		/* bit number in the word */  in xfs_rtfind_forw()
280 	xfs_rtword_t	*bufp;		/* starting word in buffer */  in xfs_rtfind_forw()
283 	xfs_rtblock_t	lastbit;	/* last useful bit in the word */  in xfs_rtfind_forw()
288 	int		word;		/* word number in the buffer */  in xfs_rtfind_forw()  local
300 	 * Get the first word's index & point to it.  in xfs_rtfind_forw()
302 	word = XFS_BITTOWORD(mp, start);  in xfs_rtfind_forw()
303 	b = &bufp[word];  in xfs_rtfind_forw()
312 	 * If the starting position is not word-aligned, deal with the  in xfs_rtfind_forw()
313 	 * partial word.  in xfs_rtfind_forw()
318 		 * and mask for all the relevant bits in this word.  in xfs_rtfind_forw()
337 		 * Go on to next block if that's where the next word is  in xfs_rtfind_forw()
338 		 * and we need the next word.  in xfs_rtfind_forw()
340 		if (++word == XFS_BLOCKWSIZE(mp) && i < len) {  in xfs_rtfind_forw()
350 			word = 0;  in xfs_rtfind_forw()
353 			 * Go on to the previous word in the buffer.  in xfs_rtfind_forw()
359 		 * Starting on a word boundary, no partial word.  in xfs_rtfind_forw()
382 		 * Go on to next block if that's where the next word is  in xfs_rtfind_forw()
383 		 * and we need the next word.  in xfs_rtfind_forw()
385 		if (++word == XFS_BLOCKWSIZE(mp) && i < len) {  in xfs_rtfind_forw()
395 			word = 0;  in xfs_rtfind_forw()
398 			 * Go on to the next word in the buffer.  in xfs_rtfind_forw()
404 	 * If not ending on a word boundary, deal with the last  in xfs_rtfind_forw()
405 	 * (partial) word.  in xfs_rtfind_forw()
409 		 * Calculate mask for all the relevant bits in this word.  in xfs_rtfind_forw()
539 	xfs_rtword_t	*b;		/* current word in buffer */  in xfs_rtmodify_range()
540 	int		bit;		/* bit number in the word */  in xfs_rtmodify_range()
543 	xfs_rtword_t	*bufp;		/* starting word in buffer */  in xfs_rtmodify_range()
545 	xfs_rtword_t	*first;		/* first used word in the buffer */  in xfs_rtmodify_range()
547 	int		lastbit;	/* last useful bit in word */  in xfs_rtmodify_range()
549 	int		word;		/* word number in the buffer */  in xfs_rtmodify_range()  local
564 	 * Compute the starting word's address, and starting bit.  in xfs_rtmodify_range()
566 	word = XFS_BITTOWORD(mp, start);  in xfs_rtmodify_range()
567 	first = b = &bufp[word];  in xfs_rtmodify_range()
574 	 * If not starting on a word boundary, deal with the first  in xfs_rtmodify_range()
575 	 * (partial) word.  in xfs_rtmodify_range()
592 		 * Go on to the next block if that's where the next word is  in xfs_rtmodify_range()
593 		 * and we need the next word.  in xfs_rtmodify_range()
595 		if (++word == XFS_BLOCKWSIZE(mp) && i < len) {  in xfs_rtmodify_range()
608 			word = 0;  in xfs_rtmodify_range()
611 			 * Go on to the next word in the buffer  in xfs_rtmodify_range()
617 		 * Starting on a word boundary, no partial word.  in xfs_rtmodify_range()
627 		 * Set the word value correctly.  in xfs_rtmodify_range()
632 		 * Go on to the next block if that's where the next word is  in xfs_rtmodify_range()
633 		 * and we need the next word.  in xfs_rtmodify_range()
635 		if (++word == XFS_BLOCKWSIZE(mp) && i < len) {  in xfs_rtmodify_range()
648 			word = 0;  in xfs_rtmodify_range()
651 			 * Go on to the next word in the buffer  in xfs_rtmodify_range()
657 	 * If not ending on a word boundary, deal with the last  in xfs_rtmodify_range()
658 	 * (partial) word.  in xfs_rtmodify_range()
773 	xfs_rtword_t	*b;		/* current word in buffer */  in xfs_rtcheck_range()
774 	int		bit;		/* bit number in the word */  in xfs_rtcheck_range()
777 	xfs_rtword_t	*bufp;		/* starting word in buffer */  in xfs_rtcheck_range()
780 	xfs_rtblock_t	lastbit;	/* last useful bit in word */  in xfs_rtcheck_range()
783 	int		word;		/* word number in the buffer */  in xfs_rtcheck_range()  local
798 	 * Compute the starting word's address, and starting bit.  in xfs_rtcheck_range()
800 	word = XFS_BITTOWORD(mp, start);  in xfs_rtcheck_range()
801 	b = &bufp[word];  in xfs_rtcheck_range()
808 	 * If not starting on a word boundary, deal with the first  in xfs_rtcheck_range()
809 	 * (partial) word.  in xfs_rtcheck_range()
835 		 * Go on to next block if that's where the next word is  in xfs_rtcheck_range()
836 		 * and we need the next word.  in xfs_rtcheck_range()
838 		if (++word == XFS_BLOCKWSIZE(mp) && i < len) {  in xfs_rtcheck_range()
848 			word = 0;  in xfs_rtcheck_range()
851 			 * Go on to the next word in the buffer.  in xfs_rtcheck_range()
857 		 * Starting on a word boundary, no partial word.  in xfs_rtcheck_range()
881 		 * Go on to next block if that's where the next word is  in xfs_rtcheck_range()
882 		 * and we need the next word.  in xfs_rtcheck_range()
884 		if (++word == XFS_BLOCKWSIZE(mp) && i < len) {  in xfs_rtcheck_range()
894 			word = 0;  in xfs_rtcheck_range()
897 			 * Go on to the next word in the buffer.  in xfs_rtcheck_range()
903 	 * If not ending on a word boundary, deal with the last  in xfs_rtcheck_range()
904 	 * (partial) word.  in xfs_rtcheck_range()