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Date: Thu, 20 Feb 2003 13:15:32 +0900
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Subject: [FreeBSD-tech-jp 3329] apm_cpu_idle() is never called... or is it?
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$B$;$-$0$A$H$$$$$^$9!#(B

$B$3$N$H$3$m!"(BFreeBSD $B$N%+!<%M%k(B (4.7 RELEASE $B%Y!<%9(B) $B$r$$$8$C$F(B
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$B$d$C$?$N$G$9$,!"$=$N;n9T:x8m$N0l4S$G!"(BAPM $B<~$j$b5?$C$?$j$7$^$7(B
$B$?!#(B

$B$H!"$3$3$^$G$,!VGX7J$N@bL@!W$G!"$3$3$+$i$,K\Bj$G$9!#(B

$B%+!<%M%k%=!<%9$N!"(Bi386/apm/apm.c $B$NCf$K(B apm_cpu_idle() $B$H$$$&(B
$B4X?t$,$"$j$^$9!#$3$l$O!"(B

    APM $B$N5!G=$r;H$C$F(B CPU $B$r0l;~E*$KDd$a$k$H$$$&4X?t$G!"%7%9(B
    $B%F%`$,(BAPM $B$rMxMQ$7$F$$$k$H$-$K$O!"%9%1%8%e!<%k$G$-$k%W%m(B
    $B%;%9$,$J$/$J$k$H!"%G%#%9%Q%C%A%c$,$3$N4X?t$r8F$S=P$9!"(B

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$B$&$b!"7h$7$F8F$P$l$J$$$h$&$J46$8$G$9!#(B

(1) apm_cpu_idle() $B$,8F$P$l$k$h$&$K$9$k$K$O!"$I$&$9$l$P$$$$$N$G(B
    $B$7$g$&$+!#(B($B%+!<%M%k$r<+J,$GD>$9!"$H$+$8$c$J$/!#Nc$($P(B sysctl
    $B$G!_!_$r(B 1 $B$K$9$k!"$H$+!#(B)

(2) $B$b$7!"(Bapm_cpu_idle() $B$O7h$7$F8F$P$l$J$$!"$N$@$H$9$k$H!"$=$l(B
    $B$G$$$$$s$G$7$g$&$+!#$=$l$H$b!"$3$l$O!"0l<o$N%P%0$J$s$G$7$g(B
    $B$&$+!#(B

$B:#$N$H$3$m!";d<+?H$,2?$+:$$C$F$$$k$o$1$G$O$J$$$N$G!"6=L#K\0L$G(B
$B$9$,!#$?$@!"@hF|(B (1 $B%+7n$/$i$$A0(B?) users-jp $B$G!"(BC3 $B$@$H(B
machdep.cpu_idle_hlt $B$r(B 0 $B$K$7$J$$$H$&$^$/F0$+$J$$!"$_$?$$$JOC(B
$BBj$,=P$F$$$?$H;W$&$N$G$9$,!"$=$l$H$N4X78$J$s$+$b5$$K$J$k$H$3$m(B
$B$G$9!#<B$O!"6a!9!"(BC3 $B%^%6!<$G(B FreeBSD $BF0$+$92DG=@-$,$"$k$N$G!#(B


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