Re: [PATCH] e2fsck: no parent lookup in disconnected dir

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On Dec 12, 2021, at 11:35 PM, Andreas Dilger <adilger@xxxxxxxxxxxxx> wrote:
> 
> Don't call into ext2fs_get_pathname() to do a name lookup for a
> disconnected directory, since the directory block traversal in
> pass1 has already scanned all of the leaf blocks and never finds
> the entry, always printing "???".  If the name entry had been
> found earlier, the directory would not be disconnected in pass3.
> 
> Instead, lookup ".." and print the parent name in the prompt, and
> then do not search for the current directory name at all.  This
> avoids a useless full directory scan for each disconnected entry,
> which can potentially be slow if the parent directory is large.
> 
> Separate the recursively looped directory case to a new error code,
> since it is a different problem that should use its own descriptive
> text, and a proper pathname can be shown in this case.

Ping.

The current behaviour is O(n^2).  With very large directories (10M
or more entries) this can cause e2fsck to run for many days as each
full-directory scan can be over 1s and is totally unnecessary.

Cheers, Andreas

> 
> Lustre-bug-Id: https://jira.whamcloud.com/browse/LU-15330
> Change-Id: If17a92689f24f365ca1fbe5c837e7d5f383ebbe5
> Signed-off-by: Andreas Dilger <adilger@xxxxxxxxxxxxx>
> ---
> e2fsck/pass3.c                        |  19 ++++++++++++-------
> e2fsck/problem.c                      |   8 +++++++-
> e2fsck/problem.h                      |   3 +++
> tests/f_bad_encryption/expect.1       |   6 +++---
> tests/f_badroot/expect.1              |   2 +-
> tests/f_encrypted_lpf/expect.1        |   4 ++--
> tests/f_expand/expect.1.gz            | Bin 13462 -> 13461 bytes
> tests/f_lpf2/expect.1                 |   4 ++--
> tests/f_noroot/expect.1               |   4 ++--
> tests/f_orphan_dotdot_ft/expect.1     |   6 +++---
> tests/f_rebuild_csum_rootdir/expect.1 |   2 +-
> tests/f_recnect_bad/expect.1          |   2 +-
> tests/f_resize_inode_meta_bg/expect.1 |   2 +-
> 13 files changed, 38 insertions(+), 24 deletions(-)
> 
> diff --git a/e2fsck/pass3.c b/e2fsck/pass3.c
> index cedaaf5a..d6b8c8b4 100644
> --- a/e2fsck/pass3.c
> +++ b/e2fsck/pass3.c
> @@ -22,7 +22,7 @@
>  * will offer to reconnect it to /lost+found.  While it is chasing
>  * parent pointers up the filesystem tree, if pass3 sees a directory
>  * twice, then it has detected a filesystem loop, and it will again
> - * offer to reconnect the directory to /lost+found in to break the
> + * offer to reconnect the directory to /lost+found in order to break the
>  * filesystem loop.
>  *
>  * Pass 3 also contains the subroutine, e2fsck_reconnect_file() to
> @@ -304,7 +304,7 @@ static int check_directory(e2fsck_t ctx, ext2_ino_t dir,
> 		 * If it was marked done already, then we've reached a
> 		 * parent we've already checked.
> 		 */
> -	  	if (ext2fs_mark_inode_bitmap2(inode_done_map, ino))
> +		if (ext2fs_mark_inode_bitmap2(inode_done_map, ino))
> 			break;
> 
> 		if (e2fsck_dir_info_get_parent(ctx, ino, &parent)) {
> @@ -319,13 +319,18 @@ static int check_directory(e2fsck_t ctx, ext2_ino_t dir,
> 		 */
> 		if (!parent ||
> 		    (loop_pass &&
> -		     (ext2fs_test_inode_bitmap2(inode_loop_detect,
> -					       parent)))) {
> +		     ext2fs_test_inode_bitmap2(inode_loop_detect, parent))) {
> 			pctx->ino = ino;
> -			if (fix_problem(ctx, PR_3_UNCONNECTED_DIR, pctx)) {
> -				if (e2fsck_reconnect_file(ctx, pctx->ino))
> +			if (parent)
> +				pctx->dir = parent;
> +			else
> +				ext2fs_lookup(fs, ino, "..", 2, NULL,
> +					      &pctx->dir);
> +			if (fix_problem(ctx, !parent ? PR_3_UNCONNECTED_DIR :
> +						       PR_3_LOOPED_DIR, pctx)) {
> +				if (e2fsck_reconnect_file(ctx, pctx->ino)) {
> 					ext2fs_unmark_valid(fs);
> -				else {
> +				} else {
> 					fix_dotdot(ctx, pctx->ino,
> 						   ctx->lost_and_found);
> 					parent = ctx->lost_and_found;
> diff --git a/e2fsck/problem.c b/e2fsck/problem.c
> index 757b5d56..66c9ae94 100644
> --- a/e2fsck/problem.c
> +++ b/e2fsck/problem.c
> @@ -1852,7 +1852,7 @@ static struct e2fsck_problem problem_table[] = {
> 	/* Unconnected directory inode */
> 	{ PR_3_UNCONNECTED_DIR,
> 	  /* xgettext:no-c-format */
> -	  N_("Unconnected @d @i %i (%p)\n"),
> +	  N_("Unconnected @d @i %i (was in %q)\n"),
> 	  PROMPT_CONNECT, 0, 0, 0, 0 },
> 
> 	/* /lost+found not found */
> @@ -1989,6 +1989,12 @@ static struct e2fsck_problem problem_table[] = {
> 	  N_("/@l is encrypted\n"),
> 	  PROMPT_CLEAR, 0, 0, 0, 0 },
> 
> +	/* Recursively looped directory inode */
> +	{ PR_3_LOOPED_DIR,
> +	  /* xgettext:no-c-format */
> +	  N_("Recursively looped @d @i %i (%p)\n"),
> +	  PROMPT_CONNECT, 0, 0, 0, 0 },
> +
> 	/* Pass 3A Directory Optimization	*/
> 
> 	/* Pass 3A: Optimizing directories */
> diff --git a/e2fsck/problem.h b/e2fsck/problem.h
> index 24cdcf9b..e86bc889 100644
> --- a/e2fsck/problem.h
> +++ b/e2fsck/problem.h
> @@ -1132,6 +1132,9 @@ struct problem_context {
> /* Lost+found is encrypted */
> #define PR_3_LPF_ENCRYPTED		0x03001B
> 
> +/* Recursively looped directory inode */
> +#define PR_3_LOOPED_DIR			0x03001D
> +
> /*
>  * Pass 3a --- rehashing directories
>  */
> diff --git a/tests/f_bad_encryption/expect.1 b/tests/f_bad_encryption/expect.1
> index d743e66f..70270959 100644
> --- a/tests/f_bad_encryption/expect.1
> +++ b/tests/f_bad_encryption/expect.1
> @@ -54,13 +54,13 @@ Encrypted entry '\M-ggCeM-/?M-^BM-{(M-^OM-9M-^QQAM-^N=M-c^Mo' in /edir (12) refe
> Clear? yes
> 
> Pass 3: Checking directory connectivity
> -Unconnected directory inode 18 (/edir/???)
> +Unconnected directory inode 18 (was in /edir)
> Connect to /lost+found? yes
> 
> -Unconnected directory inode 24 (/edir/???)
> +Unconnected directory inode 24 (was in /edir)
> Connect to /lost+found? yes
> 
> -Unconnected directory inode 27 (/edir/???)
> +Unconnected directory inode 27 (was in /edir)
> Connect to /lost+found? yes
> 
> Pass 4: Checking reference counts
> diff --git a/tests/f_badroot/expect.1 b/tests/f_badroot/expect.1
> index f9d01e57..ff924268 100644
> --- a/tests/f_badroot/expect.1
> +++ b/tests/f_badroot/expect.1
> @@ -9,7 +9,7 @@ Entry '..' in <2>/<11> (11) has deleted/unused inode 2.  Clear? yes
> Pass 3: Checking directory connectivity
> Root inode not allocated.  Allocate? yes
> 
> -Unconnected directory inode 11 (...)
> +Unconnected directory inode 11 (was in /)
> Connect to /lost+found? yes
> 
> /lost+found not found.  Create? yes
> diff --git a/tests/f_encrypted_lpf/expect.1 b/tests/f_encrypted_lpf/expect.1
> index 7e215b7d..63ac5f3b 100644
> --- a/tests/f_encrypted_lpf/expect.1
> +++ b/tests/f_encrypted_lpf/expect.1
> @@ -1,7 +1,7 @@
> Pass 1: Checking inodes, blocks, and sizes
> Pass 2: Checking directory structure
> Pass 3: Checking directory connectivity
> -Unconnected directory inode 12 (/???)
> +Unconnected directory inode 12 (was in /)
> Connect to /lost+found? yes
> 
> /lost+found is encrypted
> @@ -13,7 +13,7 @@ Restarting e2fsck from the beginning...
> Pass 1: Checking inodes, blocks, and sizes
> Pass 2: Checking directory structure
> Pass 3: Checking directory connectivity
> -Unconnected directory inode 11 (/???)
> +Unconnected directory inode 11 (was in /)
> Connect to /lost+found? yes
> 
> Pass 3A: Optimizing directories
> diff --git a/tests/f_expand/expect.1.gz b/tests/f_expand/expect.1.gz
> index 1015e155ca93f1aea0edfad09be6e795c0ab1898..81fe7dd67f81dd64100b5fdfe2884fab129ab721 100644
> GIT binary patch
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> z6ZCk&f{2KO5agyNQUip5sP)!r5<!AyQfe{iNDzoXNOH!y_c=YgiqNO_;5q%Xo_D=#
> z)~xx~_vOpXJI{FRA8j+XWgP82gyjC(jGS-d!#hoV<LuwJJ$>oyt<vh4jw$t94m?7R
> z9Xko->UlMokfmFk`qw)XJ{L^N^*uf7;3EH%VeM&;{8Z(%kVAD-Se)eV<kqKM&pUE|
> zC_9ndeLW<6puHzMoKl_KWxO8JVf{hhCQmjsl=)hox5d>YCRqEq)d|*n+NA#PdvdVm
> zXFalz@I;R3X?Edrj|WNS27Z~gy8r&Dht{r?8jk6wn^!z)EQO68HGNM!9weHm;Yoct
> z*gi-{bIvI2Fvp*f_vym913GP@^_++K>HJ*Zs-%8hnYPAih?6Inda|ck&B{3*axt~<
> z>vd&Xu9!w$mHU`t?4UMY@t{8cCfVe(Lfe<adEQ<e(h*kO_k;S1_U~odM2_{|cgd!m
> zjfJ_r_o)d9=1xa$XSXFYPHySRq*1NCKAo8~8a2uMoi_QhHYsu7ww=2+Y3_i+&Z4{7
> z=HZ)YX_!W}05xXfkGYmC`4<zdhSZ+6;{lISKb#c1y$&~N7CEnBOv-Znmb$r<T({IM
> zoYaz;Tkig2YDSuTAoa^hsiep}hodB0V)X*0-Js_0S<7#4KP3#Bl_S!RTQ&(GFH{aj
> ztrh7%T;>E^T%b(L`t0`hJmHdAgHq#()eDuwGXI{%yuCeN$e49sq{l6r16*9F9E|!x
> zr2k+U7D!m2Ov!S;-F;HHXx5<AC}PqA<*<wsF=?T4Sf=yK72E;BHox+jb;m23oUb2O
> zJo>i2>CmY9N!WavdwMP<ow}32dq#Ngp<?v4di>#0^Cx5T1KiW|C`;QEWUO*$`K|ix
> z?q|9PIrG;E)14P=^#6M9M&WVi)Q$dGa{=KQ=Sv&?v*$85R;?khaDK;;p3#vv))2Pi
> z{Bn>{(UC1{2ppW>31ohB<dZdoM4VqPvNbw#U=4wX^E-+3+!TqX6H;-0dB~_uk*;*Y
> zS2({@3+K&XlB4n7>3(*XZ`X0oM@;ZeUu@@hr|#JKh{@jR{&tt|)K#93Ab6)QwewTf
> zHJy(jd8aS8yR1B=Iycdv8>{@>6NpTw6Hep&ijYx2<Z(Jdg!2<4^MS}Sbix^&Uoo;3
> zh^(R$%5i>Yke)G-H|T`(IK~%9lm}vF&df@jUnw#_Ch`fLP=)g=L$=054$uj;IKOhF
> zXKW;zLAZqTt3XD@M!GTxS8;x4k@>N=+jr7>YYX+qw@3*myz!gtJe&6%loEvAc)%{d
> zc~6CuQ0k43we!^Mxh*9~z41)De9fLtDWS$2&)UC&#;#u^Th@mDCT#^%ag2d)!=W#x
> z9b_s*4E$ppT9$U3si<V&J8<Z#v=8DGR~h&&9J)GfMVz9E;VRMDEOK4imR^%q5vMRP
> z@Mc`PJgqZMVH1kCbxN;Io6b^<4aFm!(iLf2Sc(au_%TlDb!inW1tBz4a`(M9x+=`h
> zHFo-b?;G{rtvXy6>pG{hfzmR=ojDzQA)U{713gtW!{PYG896hDa`4Mj2byA7yk*|y
> ziZQb<C{T-<mbS6>E`!Py6K6{<p$eN+xbd!0K{2r`!7`{qF?Y7)Dr(ZbUtNg5L^`?+
> zx2)|Am-m{%6st<7xUM1&=c<3vkdhMIVO{E3{qdcZ8z?R7+?meU3&;43%k|zr>5g`?
> z_P>FaH2d?T^uldJI`~(oCbr8ys*T$pL5?17-Iu3Ylw@`2wGUYO8$0({+_C+Ax%yy#
> z*djx=+t(fJOO#L-Z03#nf=<@ALx2`%_ovZv>n8<V!@hy1Q}3R8yo)7W{zZ5f58Fgh
> zIn2iPesy#H7g4Z#kD>~K-D9vD4ZF=0)gjmw!EOxfYA7lt>{i}vt*rJZuP(w()p^dr
> z_T0FM@ZH`OK)X)?qhPlMb~&*7fCA>j?i1Kegk3EKY=zwc*yX`4NC7=b*dFvPgl}qB
> zC9~w{E%n7}I(c<5E=D&?q7e#PRm_~MTS2lUfE)nf#QFsijY#OJW)@`KS}Dr`$Sa|v
> zV*N@<i&z+?-dd7%E4bLGkB~6V2oI^5=duK=WNLuSfY`-)mV{9%RH~V>EJ28@2Ox)+
> z7>o5h38P%-aF<!1C0H$Uj3Gxs>@)fU62@6!&|T*BEWsKXF@_us8PDiXN*L#bhwd_!
> zSpvE&IEEYpu}k#j5{6W$yvx*N2^g~Y7;+qBEYa6W7?nbYMrLc4AXIiFhP(}8m+HTl
> zFfIy%8kvu?1Z!oI81fFtSgHplj4I)wMrK!*AWWu?A@73NWqN~zQ6p3~GEG^6a9K|b
> znF|@q^fppPt<a%~iO3d2$Q)zIDG<9{KUT`969zRg?Xm@tGGZ*54;jn#6Qqnw!b43=
> zhit(*S#T_QKg6!k6QqpGLS++ke6}D;79UH_fQ%LTFQtsDLWg@y&uqbZ*^yZCA&7le
> zA0TC169(O5PR$l<kV#_6nUL|UK0?a4Av|=CIWt?ZQKpV1XG83BdX|)NOQ^iZ^vM=P
> z%X(tTxsdUko+o8|FLY>T&d(NXk~wZB=R@rC`U6tN9br&2b4j+~Z!+R$av@|quRkee
> zsDy`_nL*hCKo-22Tnw=#`f@4bu29*`WMm6sWbvEHWhF)l0u#%pH(^K>Za|a|c$F<W
> z0`X>Q^4L-YW;37Oj3G(ffEXXJi7k>qylt91BOGAz=`9%2H*UZ-AMg=dq=tCs;EW3h
> zOdOy707I&F19tg<y=+kr#Os1H-~fwH2Qegt8<64yj@}`1e9D{IlE<z@V7Bn-KVV1=
> zZoqyY5Who2e9GI_l4pbiTlw@KF{E$ZfI~ju<Q<~mr@V7;#y1GeHa`6)4C$sDknIDK
> zc8KDi^19#*IIx{he}p03b_4Q#z{NX6N8lRw^Vk;=n0P+D9Ya#P0mVMx>K!5pT;qP8
> z5e~5V^d}h7JvZQ-54dTENDbG3Gh_(N4nF-UhIHQzkoka|9ikq%2Aly0IDEPRL(;hc
> z^*-QN@HjenGaux!s}Pu-eEKsC>7g5N-3L4dkE4UP?LnRq4kYmD-58SI4N&@kB6u7f
> zymN3yH3GAXPd8#nkQ<=!0W0Bgbnv?13^<U;r}tt=oo+xYJRk5l;2PRIb`1iP#HaUT
> zNIh=AV|YH`alkdSc}6&p%%=}vNPTWV7d#*EIN%y^h8%(6^63@~$?OK0;Q4^Z0oQ;t
> z-~f+Lx51KZ-2nsz9L*6q8hA6oJa#Ptvzt$U4@*M219lV;&k+#~ylr5f5f1F()8EIE
> z#<&9x6mT*}6l~y~gEJHeObVZl!jkOWf$<cO#1X|CcwKM?97yHUM`KAJxC5RPa4|=8
> z1g@dWW7i=tX?*%$up~!!U@8S%%@Il98oE3q9N5dJqp>7scVH$3+{6*7;Tmv8Jp#k$
> z(=k|*n|o1c_`Jr<Yds%tPx=%7zv#o<#*k}0j@y$8Lc{-rfA-<ki$J@#G;V6+g}ld_
> zYdxDE^-H%VjlWn^68iRNb97~mwd+5qehGc|Gtacu5Web`&Py2oQFY0I2YVOCO+9^K
> z;vLOj^qc>r-=&^3j@3)%CD<Pfn|k`K!{W~BWM*OqRi2da+z7?_CJ!j(11-wTGFYN&
> z(CpAA4s=ud+PDJ)*8WqfRpIkdP5W$TujiHEBmRWHYafi;(1x_Q#>vE{0DEa*ioH5w
> z>hA^-YH%`<6ksn1O!*_Ad_%`%6zPDiU>y(P42~q&<%&qWry=I6z%Pj;e|yZzly?@o
> zVqF_-M$M>Qfo4rW{C?2zC5kf+K{;US-e7}W&s#LT7M{Wt=ohpFjp{XJKFQ?fUZFgh
> zHj$dta-G}f5niqHV&vR099~t3rfg7ojXJSa<>ho@>rJnpk2y~M*g~zU@6s#9(*Q+y
> ze_-KXDIcr74B}1k!LzES(APTJm+e~>var7RlsfqKFK9&Bz7-)zlh1XUN8$3_PzJz_
> zFy%LUG+9K(QBtbd{0a)8f%#z>JB?gy9=e&sjs7~*ob#|SBdG9w%Eu}%yAx+sUSnwg
> z7VobJ^3OT@%1)eW#x^C3j0mZR*vy0Y05!stH#mjVgp19uGHvc_li}sNqo{bDqIlh_
> z>_@ubgYDwQoZ!<Jr+gUZSX8<%HDsZ<_#brdmDH8cq*!XOX^e)ZPOdWsNpj20D<P*?
> z`AQQ~GfkbWFfNgVmzx6zr7U})IQ736-<2sLMG8AL7z`NZ5jjU(ssil83Q*I2McZpa
> z(1v*^jw7P#fNfZV&9wErkm<E{&S3D!piS@=q0<ok?ZZT<vcME4v7%T7rU8a2L{6Sd
> z)tl)URm2y^Tn4(gv>)abrjj=(f{v0u)_D~z_u}{$1<j^xC=PNtai{(8?!t8P!`dJL
> z`C(nqN|UVyt4^*p&X;(Un**RxvDCpSd4y?+WLW0sd49#zzm6LEYWR80$RkY*$$uLw
> z+{D`&Vy<sV|0yuILLFS88_fRlcmI#=fcnXK06t$yb6it$v2naqD>m<iF8qRe-6rsg
> zec=UVtu+qU)EUbF>(GrO0)5qH{`6WNnlSEdK#st+<_VM)01!^PpbJn4vEp5YQT4{R
> z-K^g@2`_qVfL#8N?mDeZSyH4xs=+{jHJ4a<*d;W;{<8wq?@3=lWUk}c&8RKFgL}{{
> zFI43OMCd--&#u~x5W2Jt4_<#zy2juBGZ88?FvU)+C{TfW0G1cA@}x`XJ4u5aFc8g}
> zi>e%l2t8o?S%Zz!dft-hwMgf;K|9Q-U5O@4L@aHv86wP$;!WEn`{anrQV}YsNRbK<
> z-dWhXy9ggK4|Qyx?I-JbBMJWW&qujq0rtYclridvDa4TgR|nW14NO6*BfN-1g;x;p
> z+TDXLABXt#s?A7(XI^d{UIi$4(+C90Pr7{iu0oI#;e}d#!1m}m9@2S)z{-h;mVLHQ
> zUpD!kzdcigx)7K$UaTllfqMbgRAObGOUpY+>p0*lG;2Pp(h<>ez?RuyGiN=IF}>E_
> zd8E+he?EZxALx0+d}5Qo{cKlkY=h1C8MUj><r5Jj3cmb16drMj6`>eKioHPjI}2NP
> zk5Ex|=*lMP50fZ=qab<(0SjWg(X4R@*Q+)o2_ApBQ#%)+Mu`<G0M<zt*LM}dH_$_n
> zj5!k!lzq1DS8X!Z@n97+9}n(E8z!UPK7Hb4r$6_%cNd{D0#o3A!y58#z%ZG}Iq5=q
> zCuz9lFD2gBD8K*f^b6hoXHo8V@A)v4z2WJAZ#o*j4;dkf=WDdr7eXj3HV;kJeT~>V
> z(r8y~)jr#>t2Slpcuq5Fi}7F@+AsyhnTYu9bPOI$CZKxtttu~D+L-ujdkQ~|_pb{I
> z%n39c4lIo2Tw7H*i&CKWLeQM!uk9{$jlY&w_^)pRxUlT>2+E@6u1Z>A5RZ-ze!ptU
> zytR(DW%~j`7S<MjqzeAv7qnfN<C3+G|HE3QM-~~KV!4AD2WhU@oC*~J)JRiNGp#9E
> zY#fY&#pQzLX-&yRMms6|HewHy2@FcjiRBg>hh<)&=?+G5-}w3m-k9yQrF~JvW84Q$
> z$QQ4V8fuHzse-qF!CQuEJsbr6QFXf^54GiIlLm#WEkid`iTD8fy@4sV>WIn1fCJ8e
> zp~IJJwfxPhR%RskweJsyzlGUf7+$r@)I;^Hw)W4F_YK^i<3Y2uLo#imMc1R5lWV>b
> zE;s)WLZfocx;eSl)+=0o|9^dxVv;8$^edik>>ouvrqo)Wg!?|HX{!@@y1Qs)30A1_
> z8C6?t=3Kf$>w~6S+dI3fExl^9F&h3>rsHX%b(&&QZ%|oZ=LPH5=l$wjN_Tje+zLL-
> zP2%)e>aD%)J!Rq5)}LC-o@f*Mzf;n<#@ys*-OsJ&4(nr@#i*B?`EqW*#`>%^*W4XV
> z?d$AF?#~E&roUk2@8W)HxL|#x-<2Ux9C%zfCr&#6?!OS{TV-izjFTr@&2kPoV?b93
> mskP>3zNT-fa*LtcQs3rLlWf&nD|(-B5!=rsOnZC)Ve_ARYc;I^
> 
> diff --git a/tests/f_lpf2/expect.1 b/tests/f_lpf2/expect.1
> index 633586cc..ab5d9ba3 100644
> --- a/tests/f_lpf2/expect.1
> +++ b/tests/f_lpf2/expect.1
> @@ -1,12 +1,12 @@
> Pass 1: Checking inodes, blocks, and sizes
> Pass 2: Checking directory structure
> Pass 3: Checking directory connectivity
> -Unconnected directory inode 12 (/???)
> +Unconnected directory inode 12 (was in /)
> Connect to /lost+found? yes
> 
> /lost+found not found.  Create? yes
> 
> -Unconnected directory inode 13 (/???)
> +Unconnected directory inode 13 (was in /)
> Connect to /lost+found? yes
> 
> Pass 4: Checking reference counts
> diff --git a/tests/f_noroot/expect.1 b/tests/f_noroot/expect.1
> index 7bdd7cba..f8f652ec 100644
> --- a/tests/f_noroot/expect.1
> +++ b/tests/f_noroot/expect.1
> @@ -11,12 +11,12 @@ Entry '..' in /foo (12) has deleted/unused inode 2.  Clear? yes
> Pass 3: Checking directory connectivity
> Root inode not allocated.  Allocate? yes
> 
> -Unconnected directory inode 11 (...)
> +Unconnected directory inode 11 (was in /)
> Connect to /lost+found? yes
> 
> /lost+found not found.  Create? yes
> 
> -Unconnected directory inode 12 (...)
> +Unconnected directory inode 12 (was in /lost+found)
> Connect to /lost+found? yes
> 
> Pass 4: Checking reference counts
> diff --git a/tests/f_orphan_dotdot_ft/expect.1 b/tests/f_orphan_dotdot_ft/expect.1
> index 6a1373f2..60924958 100644
> --- a/tests/f_orphan_dotdot_ft/expect.1
> +++ b/tests/f_orphan_dotdot_ft/expect.1
> @@ -17,13 +17,13 @@ Entry '..' in <12>/<15> (15) has an incorrect filetype (was 2, should be 6).
> Fix? yes
> 
> Pass 3: Checking directory connectivity
> -Unconnected directory inode 13 (<12>/<13>)
> +Unconnected directory inode 13 (was in <12>)
> Connect to /lost+found? yes
> 
> -Unconnected directory inode 14 (<12>/<14>)
> +Unconnected directory inode 14 (was in <12>)
> Connect to /lost+found? yes
> 
> -Unconnected directory inode 15 (<12>/<15>)
> +Unconnected directory inode 15 (was in <12>)
> Connect to /lost+found? yes
> 
> Pass 4: Checking reference counts
> diff --git a/tests/f_rebuild_csum_rootdir/expect.1 b/tests/f_rebuild_csum_rootdir/expect.1
> index 91e6027d..063fb8cc 100644
> --- a/tests/f_rebuild_csum_rootdir/expect.1
> +++ b/tests/f_rebuild_csum_rootdir/expect.1
> @@ -13,7 +13,7 @@ Pass 3: Checking directory connectivity
> '..' in / (2) is <The NULL inode> (0), should be / (2).
> Fix? yes
> 
> -Unconnected directory inode 11 (/???)
> +Unconnected directory inode 11 (was in /)
> Connect to /lost+found? yes
> 
> /lost+found not found.  Create? yes
> diff --git a/tests/f_recnect_bad/expect.1 b/tests/f_recnect_bad/expect.1
> index 97ffcc52..685eedfe 100644
> --- a/tests/f_recnect_bad/expect.1
> +++ b/tests/f_recnect_bad/expect.1
> @@ -12,7 +12,7 @@ i_faddr for inode 13 (/test/???) is 12, should be zero.
> Clear? yes
> 
> Pass 3: Checking directory connectivity
> -Unconnected directory inode 13 (/test/???)
> +Unconnected directory inode 13 (was in /test)
> Connect to /lost+found? yes
> 
> Pass 4: Checking reference counts
> diff --git a/tests/f_resize_inode_meta_bg/expect.1 b/tests/f_resize_inode_meta_bg/expect.1
> index 769f71ae..e248083f 100644
> --- a/tests/f_resize_inode_meta_bg/expect.1
> +++ b/tests/f_resize_inode_meta_bg/expect.1
> @@ -45,7 +45,7 @@ Pass 3: Checking directory connectivity
> '..' in / (2) is <The NULL inode> (0), should be / (2).
> Fix? yes
> 
> -Unconnected directory inode 11 (/???)
> +Unconnected directory inode 11 (was in /)
> Connect to /lost+found? yes
> 
> /lost+found not found.  Create? yes
> --
> 2.25.1
> 


Cheers, Andreas





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