fs/jfs/jfs_dtree.c

321 static u32 add_index(tid_t tid, struct inode *ip, s64 bn, int slot)
359 		DTSaddress(dirtab_slot, bn);
464 	DTSaddress(dirtab_slot, bn);
511 static void modify_index(tid_t tid, struct inode *ip, u32 index, s64 bn,
521 	DTSaddress(dirtab_slot, bn);
572 	s64 bn;
619 	 * by convention, root bn = 0.
621 	for (bn = 0;;) {
623 		DT_GETPAGE(ip, bn, mp, psize, p, rc);
698 					btsp->bn = bn;
747 			btsp->bn = bn;
779 		/* push (bn, index) of the parent page/entry */
780 		BT_PUSH(btstack, bn, index);
784 		bn = addressPXD(pxd);
820 	s64 bn;
836 	DT_GETSEARCH(ip, btstack->top, bn, mp, p, index);
1104 	 * of (bn of parent page, index of child page entry in parent page)
1131 		DT_GETPAGE(ip, parent->bn, smp, PSIZE, sp, rc);
1666 	DT_GETPAGE(ip, parent->bn, pmp, PSIZE, pp, rc);
2079 	s64 bn;
2103 	DT_GETSEARCH(ip, btstack.top, bn, mp, p, index);
2207 					     bn, i, &imp, &lblock);
2301 		DT_GETPAGE(ip, parent->bn, mp, PSIZE, p, rc);
2613 static void add_missing_indices(struct inode *inode, s64 bn)
2629 	DT_GETPAGE(inode, bn, mp, PSIZE, p, rc);
2650 			d->index = cpu_to_le32(add_index(tid, inode, bn, i));
2711 	s64 bn;
2781 			bn = addressDTS(&dirtab_slot);
2783 			DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
2821 			DT_GETSEARCH(ip, btstack.top, bn, mp, p, index);
2867 		DT_GETSEARCH(ip, btstack.top, bn, mp, p, index);
2870 		if (bn < 0) {
2958 						  "JFS:Dtree error: ino = %ld, bn=%lld, index = %d\n",
2960 						  (long long)bn,
2982 				bn = 0;
2984 				bn = le64_to_cpu(p->header.next);
3009 			add_missing_indices(ip, bn);
3013 		if (!overflow && (bn == 0)) {
3018 		DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
3040 	s64 bn;
3053 	 * by convention, root bn = 0.
3055 	for (bn = 0;;) {
3056 		DT_GETPAGE(ip, bn, mp, psize, p, rc);
3066 			btsp->bn = bn;
3082 		/* push (bn, index) of the parent page/entry */
3083 		BT_PUSH(btstack, bn, 0);
3090 		bn = addressPXD(xd);
3104  * return: if (offset > eof), bn = -1;
3118 	s64 bn;
3134 	DT_GETSEARCH(ip, btstack->top, bn, mp, p, index);
3147 			bn = -1;
3159 		bn = -1;
3169 	bn = le64_to_cpu(p->header.next);
3175 	if (bn == 0) {
3176 		bn = -1;
3192 	bn = parent->bn;
3193 	DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
3202 		bn = le64_to_cpu(p->header.next);
3208 		if (bn == 0) {
3209 			bn = -1;
3214 		DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
3219 		parent->bn = bn;
3225 	bn = addressPXD(xd);
3234 	DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
3243 		bn = le64_to_cpu(p->header.next);
3249 		if (bn == 0) {
3250 			bn = -1;
3255 		DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
3267 	btsp->bn = bn;
3614 	s64 bn = 0;
3643 				bn = addressPXD(&p->header.self);
3646 							  bn, index));
3735 					     le32_to_cpu(lh->index), bn, n,
4218 	s64 bn;
4239 	DT_GETSEARCH(ip, btstack.top, bn, mp, p, index);