fs/jfs/jfs_dtree.c

322 static u32 add_index(tid_t tid, struct inode *ip, s64 bn, int slot)
360 		DTSaddress(dirtab_slot, bn);
465 	DTSaddress(dirtab_slot, bn);
512 static void modify_index(tid_t tid, struct inode *ip, u32 index, s64 bn,
522 	DTSaddress(dirtab_slot, bn);
573 	s64 bn;
620 	 * by convention, root bn = 0.
622 	for (bn = 0;;) {
624 		DT_GETPAGE(ip, bn, mp, psize, p, rc);
699 					btsp->bn = bn;
748 			btsp->bn = bn;
780 		/* push (bn, index) of the parent page/entry */
781 		BT_PUSH(btstack, bn, index);
785 		bn = addressPXD(pxd);
821 	s64 bn;
837 	DT_GETSEARCH(ip, btstack->top, bn, mp, p, index);
1107 	 * of (bn of parent page, index of child page entry in parent page)
1134 		DT_GETPAGE(ip, parent->bn, smp, PSIZE, sp, rc);
1669 	DT_GETPAGE(ip, parent->bn, pmp, PSIZE, pp, rc);
2082 	s64 bn;
2106 	DT_GETSEARCH(ip, btstack.top, bn, mp, p, index);
2210 					     bn, i, &imp, &lblock);
2304 		DT_GETPAGE(ip, parent->bn, mp, PSIZE, p, rc);
2616 static int add_missing_indices(struct inode *inode, s64 bn)
2632 	DT_GETPAGE(inode, bn, mp, PSIZE, p, rc);
2652 				i, stbl[i], (long)inode->i_ino, (long long)bn);
2663 			d->index = cpu_to_le32(add_index(tid, inode, bn, i));
2725 	s64 bn;
2795 			bn = addressDTS(&dirtab_slot);
2797 			DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
2835 			DT_GETSEARCH(ip, btstack.top, bn, mp, p, index);
2881 		DT_GETSEARCH(ip, btstack.top, bn, mp, p, index);
2884 		if (bn < 0) {
2908 					i, stbl[i], (long)ip->i_ino, (long long)bn);
2980 						  "JFS:Dtree error: ino = %ld, bn=%lld, index = %d\n",
2982 						  (long long)bn,
3004 				bn = 0;
3006 				bn = le64_to_cpu(p->header.next);
3031 			if ((rc = add_missing_indices(ip, bn)))
3036 		if (!overflow && (bn == 0)) {
3041 		DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
3063 	s64 bn;
3076 	 * by convention, root bn = 0.
3078 	for (bn = 0;;) {
3079 		DT_GETPAGE(ip, bn, mp, psize, p, rc);
3089 			btsp->bn = bn;
3105 		/* push (bn, index) of the parent page/entry */
3106 		BT_PUSH(btstack, bn, 0);
3120 		bn = addressPXD(xd);
3134  * return: if (offset > eof), bn = -1;
3148 	s64 bn;
3164 	DT_GETSEARCH(ip, btstack->top, bn, mp, p, index);
3177 			bn = -1;
3189 		bn = -1;
3199 	bn = le64_to_cpu(p->header.next);
3205 	if (bn == 0) {
3206 		bn = -1;
3222 	bn = parent->bn;
3223 	DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
3232 		bn = le64_to_cpu(p->header.next);
3238 		if (bn == 0) {
3239 			bn = -1;
3244 		DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
3249 		parent->bn = bn;
3255 	bn = addressPXD(xd);
3264 	DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
3273 		bn = le64_to_cpu(p->header.next);
3279 		if (bn == 0) {
3280 			bn = -1;
3285 		DT_GETPAGE(ip, bn, mp, PSIZE, p, rc);
3297 	btsp->bn = bn;
3644 	s64 bn = 0;
3673 				bn = addressPXD(&p->header.self);
3676 							  bn, index));
3765 					     le32_to_cpu(lh->index), bn, n,
4248 	s64 bn;
4269 	DT_GETSEARCH(ip, btstack.top, bn, mp, p, index);