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Date: Thu, 30 Aug 2001 00:35:28 +0900 (JST)
Message-Id: <200108291535.AAA11297@psun0.phys.kyushu-u.ac.jp>
To: FreeBSD-users-jp@jp.freebsd.org
In-Reply-To: Your message of "Wed, 29 Aug 2001 04:50:56 +0900 (JST)".
	<20010829.045056.102517440.fujita@soum.co.jp>
From: shimizu@psun0.phys.kyushu-u.ac.jp (Yoshifumi R. Shimizu)
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Subject: [FreeBSD-users-jp 63906] Re: Problem when multiply opeing/dev/io
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$@@6?e!w6eBgM}J*M}$G$9!#(J

$@!!(JFUJITA Kazutoshi <fujita@soum.co.jp> $@$5$s!"(J

>> $@0lHL$K%U%!%$%k(J($@%G%P%$%9%U%!%$%k$b4^$a$F(J)$@$,(Jopen$@$5$l$F$$$k$+$I$&$+$O!"(J
>> $@>/$J$/$H$b!"%+!<%M%kFb$GJ];}$5$l$F$$$k(Jopen$@$5$l$F$$$k%U%!%$%k$N%j%9%H(J
>> $@$r$J$a$l$P$o$+$k$H;W$$$^$9!#(J
>> $@!t$b$C$H$*<j7Z$JJ}K!$,$"$k$N$+$b$7$l$^$;$s$,!#(J

$@3N$+$K!"(Jfstat $@$d(J lsof $@$G8+$k$3$H$,$G$-$^$9$M!#$?$@!"LdBj$O(J fstat $@$d(J
lsof $@$N%=!<%9$r;29M$K$7$F!"<+J,<+?H$GF1$8$3$H$r$d$kItJ,$r8+$D$1=P$7$F(J
$@7A$K$9$k$N$K$O$A$g$C$H;~4V$,$+$+$j$=$&$G$9!#(J

>$@Nd@E$K9M$($k$H!"(Jopen(2)$@$N8F$S=P$7$G!"(JO_EXLOCK$@%U%i%0$r$D$1$F8F$S=P$;$P(J
>$@;vB-$j$k$h$&$J5$$,$7$^$9!#(J

$@$I$&$b(J /dev/io device file $@$KBP$7$F$O(J O_EXLOCK flag $@%5%]!<%H$5$l$F(J
$@$$$J$$$h$&$G$9!#(JO_EXLOCK flag $@IU$-$G(J open $@$7$h$&$H$9$k$H!"(J

open: Operation not supported

$@$H$*$3$i$l$F$7$^$7$^$9!#(J

$@!!$3$l$,$G$-$?$i3N$+$K4JC1$J$N$G$9$,!#$d$O$j!"(Jsignal handler $@$=$N$b$N(J
$@$NCf$G(J /dev/io $@$r(J open $@$9$k$3$H$rHr$1$kJL$NJ}K!$r9M$($kJ}$,$$$$$N(J
$@$+$b$7$l$^$;$s!#(J

$@!!6e=#Bg3XBg3X1!M}3X8&5f1!J*M}3XItLg(J  $@@6?eNIJ8(J
