18 static int extBalloc(struct inode *, s64, s64 *, s64 *);
20 static int extBrealloc(struct inode *, s64, s64, s64 *, s64 *);
22 static s64 extRoundDown(s64 nb);
73 extAlloc(struct inode *ip, s64 xlen, s64 pno, xad_t * xp, bool abnr)  in extAlloc()
76 	s64 nxlen, nxaddr, xoff, hint, xaddr = 0;  in extAlloc()
133 		dbFree(ip, nxaddr, (s64) nxlen);  in extAlloc()
202 int extRealloc(struct inode *ip, s64 nxlen, xad_t * xp, bool abnr)  in extRealloc()
205 	s64 xaddr, xlen, nxaddr, delta, xoff;  in extRealloc()
206 	s64 ntail, nextend, ninsert;  in extRealloc()
249 		dbFree(ip, nxaddr, (s64) nxlen);  in extRealloc()
315 			dbFree(ip, xaddr, (s64) ninsert);  in extRealloc()
351 int extHint(struct inode *ip, s64 offset, xad_t * xp)  in extHint()
355 	s64 prev;  in extHint()
357 	s64 xaddr;  in extHint()
446 	s64 blkno = offsetXAD(xp) >> ip->i_blkbits;  in extFill()
496 extBalloc(struct inode *ip, s64 hint, s64 * nblocks, s64 * blkno)  in extBalloc()
500 	s64 nb, nblks, daddr, max;  in extBalloc()
511 	max = (s64) 1 << bmp->db_maxfreebud;  in extBalloc()
590 	    s64 blkno, s64 nblks, s64 * newnblks, s64 * newblkno)  in extBrealloc()
623 static s64 extRoundDown(s64 nb)  in extRoundDown()