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From: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp>
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Date: Wed, 29 Jan 2003 15:19:31 +0900
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Subject: [FreeBSD-users-jp 73211] Re: DVD-RAM
 =?ISO-2022-JP?B?GyRCJE4bKEI=?= fsck
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At Tue, 28 Jan 2003 19:45:26 +0900,
Hidetoshi Shimokawa wrote:
> 
> At Tue, 28 Jan 2003 16:51:05 +0900,
> Yoshihiko SARUMARU wrote:
> > 2003-01-28($B2P(B) 14:54:08.$B:"!"(Btabuchi@mars.numse.nagoya-u.ac.jp$B$5$s$O=q$-$^$7$?!#(B
> > 
> > >   fsck $B$N%=!<%9$r8+$k$H!"(B
> > > 
> > >   if (nflag || (fswritefd = open(dev, O_WRONLY)) < 0) {
> > > 
> > >   $B$3$N>r7o$K0z$C$+$+$C$F!"(B"NO WRITE" $B$H@k8@$5$l$F$$$k$h$&$J$N$G$9$,!"(B
> > 
> >   open $B$,2?$r(B errno $B$K%;%C%H$7$F$$$k$N$+$_$F$_$k$H!"$b$&>/$7$o$+(B
> > $B$k$+$b$7$l$^$;$s!#$H$j$"$($:(B perror(dev); $B$H$+=q$$$F$_$k$H$+!#(B
> 
> DVD-RAM $B$O(B SCSI ($B$H$$$&$+(B CAM layer $B7PM3(B)$B$G$7$+;H$C$?$3$H$O$"$j$^(B
> $B$;$s$,(B, fsck $B$G$-$J$+$C$?$H$$$&5-21$O$"$j$^$;$s(B.
> 
> /sys/dev/ata/atapi-cd.c $B$N(B adopen() $B$rD/$a$F$$$_$k$H(B,
> count_dev(dev) > 1 $B$N$H$-$K(B, $B=q$-$3$_$7$h$&$H$9$k$H<:GT$9$k$h$&$G$9$,(B,
> $B$J$K$+B>$N(B process $B$,(B device $B$rDO$s$G$$$?$j$O$7$^$;$s$+(B?

$B$b$7$+$7$F(B, fsck $B$,$9$G$K(B read only $B$G(B open $B$7$F$$$F(B, reference
count $B>e$2$A$c$C$F$k$s$G$9$+$M(B.

count_dev(dev) $B$N(B check $B$O30$7$F$bNI$$$h$&$J5$$,$7$^$9(B.
ad $B$H$+$G$O(B check $B$7$F$J$$$G$9$7(B. CD-R $B$H$+$N$?$a$J$N$+$b$7$l(B
$B$J$$$G$9$,(B, $BB>$NJ}K!$G$d$k$Y$-$N$h$&$J5$$,$7$^$9(B.

/\ Hidetoshi Shimokawa
\/  simokawa@sat.t.u-tokyo.ac.jp
PGP public key: http://www.sat.t.u-tokyo.ac.jp/~simokawa/pgp.html
