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Date: Fri, 16 Oct 1998 02:36:34 +0900
From: Rikito INAKAZU <rik@mtb.biglobe.ne.jp>
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Subject: [FreeBSD-users-jp 34049] msdosfs bug?
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$B$O$8$a$^$7$F!#(B

$BAaB.K\Bj$J$N$G$9$,(B FreeBSD(98) 2.2.7R-Rev01 $B$G!"0J2<$N$h$&$J(B
$BLdBj$KAx6x$7$^$7$?!#(B

	# cat /etc/fstab ($B:F8=%F%9%HMQ$K$A$g$C$H4JAG2=$7$F$"$k(B)
	/dev/wd0s3b	none	swap	sw	0	0
	/dev/wd0s3a	/	ufs	rw	1	1
	/dev/wd0s3e	/usr	ufs	rw	2	2
	/dev/sd0s3	/msdos	msdos	ro	0	0

$B$3$N$h$&$K!"IaCJ$O(B Read-Only $B$G(B mount $B$5$l$F$$$k(B /msdos $B$K(B
$B$A$g$C$H=q$-9~$_$?$$$b$N$,$"$C$F(B Read-Write $B$KJQ99$7$h$&$H(B

	# mount -u -w /msdos
	# cp foo.txt /msdos
	# sync

$B$H$7$?$H$3$m!"D>8e$K(B

	panic: msdosfs_sync: rofs mod

$B$H$$$C$F(B reboot $B$7$F$7$^$$$^$7$?!#(B

# $B0x$_$K(B cp $B$O8+;v$K<:GT$7$F$$$F(B 0KB $B$N2u$l$?%4%_%U%!%$%k$,$G$-$^$9!#(B

$B;n$7$K(B Read-Write $B$G(B mount $B$7$?8e$G(B Read-Only $B$KJQ99$7$?$H$3$m!"(B

	# mount -u -r /msdos
	panic: vflush: not busy

$B$H$$$C$F!"$d$O$j(B (panic $B$7$F$k>l=j$O0c$&$1$I(B) reboot $B$7$F$7$^$$$^$9!#(B

$B3N$+(B 2.2.6 $B0JA0$G$O$3$s$J$3$H$K$O$J$i$J$+$C$?$h$&$J5$$,$9$k$s$G$9$,!#(B

# FreeBSD(98) 2.2.6R-Rev02 $B$,F~$C$F$?%^%7%s$,:G6a$*K4$/$J$j$K(B
# $B$J$C$?$s$G3NG'$G$-$J$$!#(B

$B%U%!%$%k%7%9%F%`$,(B ufs $B$J$i(B (/usr $B$G;n$7$?$i(B) $B@5>o$KJQ99$G$-$k$7!"(B
umount $B$7$?8e$b$&0lEY(B mount $B$7$J$*$7$F$bBg>fIW$G$9!#(B
$B8e$+$i%^%&%s%H>uBV$rJQ99$7$h$&$H$7$J$$8B$j@5>o$K;H$($F$$$^$9!#(B
$B$I$&$d$i(B 2.2.7 $B$G$+$J$jJQ99$5$l$?$i$7$$(B msdosfs $B$N(B
$B%P%0$+$J$H;W$C$F$$$k$N$G$9$,!#(B

$B$3$l$OK\J*$N%P%0$J$s$G$7$g$&$+!)(B > $B<1<T$NJ}!9(B

# $B;~4V$,(B ($B$D$$$G$KG=NO$b(B ^^;) $BL5$/$F%=!<%9$OA4$/FI$s$G$J$$$G$9!#(B

================================================
    Rikito INAKAZU
    E-mail: rik@mtb.biglobe.ne.jp
            c2038@stu.sv.cc.yamaguchi-u.ac.jp
================================================
