xfs/scrub/nlinks.c

51 	int			error;
56 		error = xrep_setup_nlinks(sc);
57 		if (error)
58 			return error;
126 	int			error;
131 	error = xfarray_load_sparse(xnc->nlinks, ino, &nl);
132 	if (error)
133 		return error;
143 	error = xfarray_store(xnc->nlinks, ino, &nl);
144 	if (error == -EFBIG) {
150 		error = -ECANCELED;
152 	return error;
167 	int				error;
188 		error = xchk_nlinks_update_incore(xnc, p->ip->i_ino, p->delta,
190 		if (!error && S_ISDIR(VFS_IC(p->ip)->i_mode))
191 			error = xchk_nlinks_update_incore(xnc, p->dp->i_ino, 0,
194 		if (error)
205 		error = xchk_nlinks_update_incore(xnc, p->dp->i_ino, 0,
208 		if (error)
231 	int			error;
235 		error = -ECANCELED;
247 		error = -ECANCELED;
253 		error = -ECANCELED;
260 		error = -ECANCELED;
283 			error = xchk_nlinks_update_incore(xnc, ino, 1, 0, 0);
285 			error = xchk_nlinks_update_incore(xnc, ino, 0, 1, 0);
287 			error = 0;
288 		if (error)
297 		error = xchk_nlinks_update_incore(xnc, ino, 1, 0, 0);
298 		if (error)
307 		error = xchk_nlinks_update_incore(xnc, dp->i_ino, 0, 0, 1);
308 		if (error)
321 	return error;
343 	int				error;
348 		error = -ECANCELED;
355 	error = xfs_parent_from_attr(sc->mp, attr_flags, name, namelen, value,
357 	if (error)
358 		return error;
364 	error = xchk_nlinks_update_incore(xnc, parent_ino, 0, 1, 0);
365 	if (error)
376 	return error;
387 	int			error = 0;
413 		error = -EBUSY;
417 	error = xchk_dir_walk(sc, dp, xchk_nlinks_collect_dirent, xnc);
418 	if (error == -ECANCELED) {
419 		error = 0;
422 	if (error)
433 			error = -EBUSY;
437 		error = xchk_xattr_walk(sc, dp, xchk_nlinks_collect_pptr, NULL,
439 		if (error == -ECANCELED) {
440 			error = 0;
443 		if (error)
456 	return error;
478 	int			error = -ECANCELED;
485 	error = xchk_nlinks_collect_metafile(xnc, mp->m_sb.sb_rbmino);
486 	if (error)
489 	error = xchk_nlinks_collect_metafile(xnc, mp->m_sb.sb_rsumino);
490 	if (error)
493 	error = xchk_nlinks_collect_metafile(xnc, mp->m_sb.sb_uquotino);
494 	if (error)
497 	error = xchk_nlinks_collect_metafile(xnc, mp->m_sb.sb_gquotino);
498 	if (error)
501 	error = xchk_nlinks_collect_metafile(xnc, mp->m_sb.sb_pquotino);
502 	if (error)
513 	return error;
535 	int			error;
538 	error = xchk_nlinks_collect_metafiles(xnc);
539 	if (error)
540 		return error;
558 	error = xchk_trans_alloc_empty(sc);
559 	if (error)
560 		return error;
562 	while ((error = xchk_iscan_iter(&xnc->collect_iscan, &ip)) == 1) {
564 			error = xchk_nlinks_collect_dir(xnc, ip);
566 			error = xchk_nlinks_collect_file(xnc, ip);
568 		if (error)
571 		if (xchk_should_terminate(sc, &error))
575 	if (error) {
579 		 * change, change the error code so that we exit to userspace
582 		if (error == -EBUSY)
584 		return error;
610 	int			error;
612 	error = xfarray_load_sparse(xnc->nlinks, ino, &nl);
613 	if (error)
614 		return error;
618 	error = xfarray_store(xnc->nlinks, ino, &nl);
619 	if (error == -EFBIG) {
629 	if (error)
630 		return error;
650 	int			error;
665 		error = -ECANCELED;
669 	error = xchk_nlinks_comparison_read(xnc, ip->i_ino, &obs);
670 	if (error)
762 		error = -ECANCELED;
766 	return error;
784 	int			error;
793 	error = xchk_iget_agi(xnc->sc, ino, &agi_bp, &ip);
794 	if (!error) {
796 		error = xchk_nlinks_compare_inode(xnc, ip);
798 		return error;
800 	if (error == -ENOENT || error == -EINVAL) {
802 		error = 0;
804 	if (error)
816 		error = -ECANCELED;
821 	error = xchk_nlinks_comparison_read(xnc, ino, &obs);
822 	if (error)
833 		error = -ECANCELED;
841 	return error;
854 	int			error;
857 		error = xchk_iscan_iter(&xnc->compare_iscan, ipp);
858 	} while (error == -EBUSY);
860 	return error;
872 	int			error;
883 	error = xchk_trans_alloc_empty(sc);
884 	if (error)
885 		return error;
893 	while ((error = xchk_nlinks_compare_iter(xnc, &ip)) == 1) {
894 		error = xchk_nlinks_compare_inode(xnc, ip);
897 		if (error)
900 		if (xchk_should_terminate(sc, &error))
905 	if (error)
906 		return error;
916 	while ((error = xfarray_iter(xnc->nlinks, &cur, &nl)) == 1) {
924 		error = xchk_nlinks_compare_inum(xnc, ino);
925 		if (error)
926 			return error;
928 		if (xchk_should_terminate(xnc->sc, &error))
929 			return error;
935 	return error;
961  * error occurs, we'll tear everything down.
973 	int			error;
987 	error = xfarray_create(descr, min(XFS_MAXINUMBER + 1, max_inos),
990 	if (error)
1002 	error = xfs_dir_hook_add(mp, &xnc->dhook);
1003 	if (error)
1012 	return error;
1021 	int			error = 0;
1024 	error = xchk_nlinks_setup_scan(sc, xnc);
1025 	if (error)
1026 		return error;
1029 	error = xchk_nlinks_collect(xnc);
1030 	if (!xchk_xref_process_error(sc, 0, 0, &error))
1031 		return error;
1040 	error = xchk_nlinks_compare(xnc);
1041 	if (!xchk_xref_process_error(sc, 0, 0, &error))
1042 		return error;