117 static int xtSearch(struct inode *ip, s64 xoff, s64 *next, int *cmpp,
157 	s64 next, size, xoff, xend;  in xtLookup()  local
204 	xoff = offsetXAD(xad);  in xtLookup()
206 	xend = xoff + xlen;  in xtLookup()
211 	*paddr = xaddr + (lstart - xoff);  in xtLookup()
239 static int xtSearch(struct inode *ip, s64 xoff,	s64 *nextp,  in xtSearch()  argument
296 			if (xoff < t64 + lengthXAD(xad)) {  in xtSearch()
297 				if (xoff >= t64) {  in xtSearch()
312 					if (xoff < t64 + lengthXAD(xad)) {  in xtSearch()
313 						if (xoff >= t64) {  in xtSearch()
384 			XT_CMP(cmp, xoff, &p->xad[index], t64);  in xtSearch()
538 	     struct inode *ip, int xflag, s64 xoff, s32 xlen, s64 * xaddrp,  in xtInsert()  argument
555 	jfs_info("xtInsert: nxoff:0x%lx nxlen:0x%x", (ulong) xoff, xlen);  in xtInsert()
565 	if ((rc = xtSearch(ip, xoff, &next, &cmp, &btstack, XT_INSERT)))  in xtInsert()
573 	if ((cmp == 0) || (next && (xlen > next - xoff))) {  in xtInsert()
613 		split.off = xoff;  in xtInsert()
647 	XT_PUTENTRY(xad, xflag, xoff, xlen, xaddr);  in xtInsert()
1361 	     struct inode *ip, s64 xoff,	/* delta extent offset */  in xtExtend()  argument
1378 	jfs_info("xtExtend: nxoff:0x%lx nxlen:0x%x", (ulong) xoff, xlen);  in xtExtend()
1381 	if ((rc = xtSearch(ip, xoff - 1, NULL, &cmp, &btstack, XT_INSERT)))  in xtExtend()
1395 	if ((offsetXAD(xad) + lengthXAD(xad)) != xoff) {  in xtExtend()
1421 	xoff = offsetXAD(xad) + MAXXLEN;  in xtExtend()
1436 		split.off = xoff;	/* split offset */  in xtExtend()
1477 		XT_PUTENTRY(xad, XAD_NEW, xoff, len, xaddr);  in xtExtend()
1523 	       struct inode *ip, s64 xoff,	/* split/new extent offset */  in xtTailgate()  argument
1548 	if ((rc = xtSearch(ip, xoff, NULL, &cmp, &btstack, XT_INSERT)))  in xtTailgate()
1583 	if ((llen = xoff - offsetXAD(xad)) == 0)  in xtTailgate()
1601 		split.off = xoff;	/* split offset */  in xtTailgate()
1642 		XT_PUTENTRY(xad, XAD_NEW, xoff, xlen, xaddr);  in xtTailgate()
1676 		XT_PUTENTRY(xad, XAD_NEW, xoff, xlen, xaddr);  in xtTailgate()
1717 	s64 nxoff, xoff;  in xtUpdate()  local
1752 	xoff = offsetXAD(xad);  in xtUpdate()
1757 	if ((xoff > nxoff) ||  in xtUpdate()
1758 	    (nxoff + nxlen > xoff + xlen)) {  in xtUpdate()
1770 	if (xoff < nxoff)  in xtUpdate()
1788 	if (xoff < nxoff)  in xtUpdate()
1820 			XADoffset(xad, xoff + nxlen);  in xtUpdate()
1839 			xoff = nxoff = offsetXAD(lxad);  in xtUpdate()
1865 		if (xoff == nxoff)  in xtUpdate()
1905 	} else if (xoff == nxoff)  in xtUpdate()
1908 	if (xoff >= nxoff) {  in xtUpdate()
1925 	XADlength(xad, nxoff - xoff);  in xtUpdate()
2001 	if (nxoff + nxlen == xoff + xlen)  in xtUpdate()
2035 	xlen = xlen - (nxoff - xoff);  in xtUpdate()
2036 	xoff = nxoff;  in xtUpdate()
2076 	xoff = xoff + nxlen;  in xtUpdate()
2087 		split.off = xoff;  in xtUpdate()
2130 		XT_PUTENTRY(xad, xflag, xoff, xlen, xaddr);  in xtUpdate()
2170 	     struct inode *ip, int xflag, s64 xoff, s32 maxblocks,  in xtAppend()  argument
2194 		 (ulong) xoff, maxblocks, xlen, (ulong) xaddr);  in xtAppend()
2204 	if ((rc = xtSearch(ip, xoff, &next, &cmp, &btstack, XT_INSERT)))  in xtAppend()
2216 		xlen = min(xlen, (int)(next - xoff));  in xtAppend()
2267 	split.off = xoff;  in xtAppend()
2302 	XT_PUTENTRY(xad, xflag, xoff, xlen, xaddr);  in xtAppend()
2339 int xtDelete(tid_t tid, struct inode *ip, s64 xoff, s32 xlen, int flag)  in xtDelete()  argument
2354 	if ((rc = xtSearch(ip, xoff, NULL, &cmp, &btstack, 0)))  in xtDelete()
2571 	s64 xoff, xsize;  in xtRelocate()  local
2585 	xoff = offsetXAD(oxad);  in xtRelocate()
2590 	offset = xoff << JFS_SBI(ip->i_sb)->l2bsize;  in xtRelocate()
2595 		 xtype, (ulong) xoff, xlen, (ulong) oxaddr, (ulong) nxaddr);  in xtRelocate()
2603 		rc = xtSearch(ip, xoff, NULL, &cmp, &btstack, 0);  in xtRelocate()
2672 		offset = xoff << JFS_SBI(ip->i_sb)->l2bsize;  in xtRelocate()
2709 		if ((rc = xtSearch(ip, xoff, NULL, &cmp, &btstack, 0)))  in xtRelocate()
2895 	s64 xoff, xaddr;  in xtSearchNode()  local
2907 	xoff = offsetXAD(xad);  in xtSearchNode()
2945 			XT_CMP(cmp, xoff, &p->xad[index], t64);  in xtSearchNode()
2953 				    xoff == offsetXAD(&p->xad[index])) {  in xtSearchNode()
3171 	s64 xoff, xaddr;  in xtTruncate()  local
3279 	xoff = offsetXAD(xad);  in xtTruncate()
3281 	if (teof >= xoff + xlen) {  in xtTruncate()
3294 			newsize = (xoff + xlen) << JFS_SBI(ip->i_sb)->l2bsize;  in xtTruncate()
3309 		xoff = offsetXAD(xad);  in xtTruncate()
3326 		if (teof < xoff) {  in xtTruncate()
3343 		if (teof == xoff) {  in xtTruncate()
3357 		else if (teof < xoff + xlen) {  in xtTruncate()
3359 			len = teof - xoff;  in xtTruncate()
3733 	s64 xoff;  in xtTruncate_pmap()  local
3744 		xoff = (committed_size >> JFS_SBI(ip->i_sb)->l2bsize) - 1;  in xtTruncate_pmap()
3745 		rc = xtSearch(ip, xoff, NULL, &cmp, &btstack, 0);  in xtTruncate_pmap()
3789 		xoff = offsetXAD(xad);  in xtTruncate_pmap()
3792 		return (xoff + xlen) << JFS_SBI(ip->i_sb)->l2bsize;  in xtTruncate_pmap()