ch45.mht

如果想学习操作系统

      <DIV align=3Dcenter>
      <CENTER><PRE><FONT face=3D=CB=CE=CC=E5 color=3D#000000 =
size=3D3><!--webbot bot=3D"ImageMap" rectangle=3D"(0,0) (95, 27)  =
../../chapter1/ch1dir.htm" src=3D"../images/ch1b.GIF" border=3D"0" =
startspan --><!--webbot bot=3D"ImageMap" endspan i-checksum=3D"47240" =
--></FONT></PRE></CENTER></DIV></TD></TR>
  <TR>
    <TD width=3D"100%"><PRE><IMG height=3D82 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter4/images/LOGO.GIF=
" width=3D360><FONT face=3D=CB=CE=CC=E5 color=3D#000000 size=3D3>        =
        </FONT><!--webbot bot=3D"ImageMap" rectangle=3D"(1,1) (68,19) =
ch44.htm" src=3D"../images/PRE.GIF" border=3D"0" startspan --><MAP =
name=3DFrontPageMap23><AREA shape=3DRECT coords=3D1,1,68,19 =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter4/pages/ch44.htm=
"></MAP><A =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/_vti_bin/shtml.dll/chap=
ter4/pages/ch45.htm/map23"><IMG height=3D20 isMap =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter4/images/PRE.GIF"=
 width=3D69 useMap=3D#FrontPageMap23 border=3D0></A><!--webbot =
bot=3D"ImageMap" endspan i-checksum=3D"14405" --><IMG height=3D48 =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter4/images/BOOK1.GI=
F" width=3D55><!--webbot bot=3D"ImageMap" rectangle=3D"(2,2) (68,19) =
ch46.htm" src=3D"../images/NEXT.GIF" border=3D"0" startspan --><MAP =
name=3DFrontPageMap24><AREA shape=3DRECT coords=3D2,2,68,19 =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter4/pages/ch46.htm=
"></MAP><A =
href=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/_vti_bin/shtml.dll/chap=
ter4/pages/ch45.htm/map24"><IMG height=3D20 isMap =
src=3D"http://oa.gdut.edu.cn/os/multimedia/oscai/chapter4/images/NEXT.GIF=
" width=3D69 useMap=3D#FrontPageMap24 border=3D0></A><!--webbot =
bot=3D"ImageMap" endspan i-checksum=3D"18038" =
--></PRE></TD></TR></TBODY></TABLE></BODY></HTML>

------=_NextPart_000_0171_01C496BB.9EB24330
Content-Type: image/gif
Content-Transfer-Encoding: base64
Content-Location: http://oa.gdut.edu.cn/os/multimedia/images/BACKSECT.GIF

R0lGODlhKgAhAPcAAP////7+/v39/fz8/P7++f7++Pv7+/r6+vn5+fj4+P7+8fb29vf39/X19fT0
9PPz8/Ly8vHx8fDw8P3+7P3+6P3+4e/v7+7u7uzs7O3t7evr6+np6ejo6Ofn5+Xl5eTk5OXl4uPi
4ePj4uPj4+Dg4OHh4f3+3v3+1/3+1uHg3/z+zfv6xfn5w93d3d/f39/e3dzc2d3d2tva2dvb29jY
2NnZ2d3d1t3d0tjX09fX19LS0tHR0dDQ0N3dzN3dyt3dxtPPx83Nzc/Pz8vLy8jIyMnJxcnJwMXF
xcTExMHBwcPDw8LCwvbytvLrq/Tpodnavdzbu9bQutDQsNXOvtLKudXOtNTOscjJvcjJusjJtcjI
sNfRpsjJr8fJqs3Fqc7Dqc/Fp8bGpcXFo+7jnevgnufcmuvckeLUkufVhcXCnsPBm9zOi9HCidrJ
hMa8qMS4ncS4mcG9lMy/jsK7jr6+vr+/v729vbq6ure3t7S0tLW1tbOzs7KysrGxsa6urq2traqq
qqmpqaWlpaKioryznbu3kaSdj52dnZiYmJeXl5KSkpGRkZCPj5CMgI6OjYyMjIqKiYaGhoWFhIOD
g+rQcOPPeuDIbtnHftLBe9zBYtO9bcu4bsy0bs2zYsixYeG5Q9i6Vs6xXcmqUsenVMCmVNSzS9Gs
QMmoTcOkSsKfQLyrb6Gae6GWcbaeZ5SMc5KLc4CAfYaBeIqEdJiPb7CbW7adUqyOQM2kMsukM8ui
MsmdJ8ebJ9ijF8SVHcOUHbmYO7mTPLqSMLCON6mDP6+GML+XLK+KL76OGbiHFId/YYRwTaR8LKZ+
JJ55MZ91KLF+D6p2CqVvBZxyHX9/f3d3d3V1dXBwcHZ0bHFxb3BvbnFva25tbG5ubmxsbGhoaGVl
ZGdnZ2NjY3lxXX9zVXtuTV5eXltbW1lZWVdXV09PT0FBQT8/Pzs7Ozk5OTU1NTc3NzExMS8vLy0t
LSsrKycnJxoZGRoaGxsbGhoaGhcXFxQUFBAQEBAPDwsLCwkJCQYGBiH+BPQqZwMAIfkEBQAAAAAs
AAAAACoAIQAACP8AAQgcSLBgAAQSQug4ckTHhgQFI0qcWHDAAgwvrJBhxAiQDgkUQ4o08AAEDi1n
xpgrF6nOhgAiYxIMcCDCiCpy2pgZA2+dtTweYMqMKQCBhRBULlVCsxMfvG59PggdSnFAAw0xvGiy
tHTnvqdRp1KNSLLDlDieMnFlOobf0z8yMlyYS7fuXAsQGBiQOADCBzChRoFS23VMvnfdBtlhyLix
Yx4vLhQUkMBCCS+nTJUavHbnHDFSnvzwccPGixc2bvyAsoXNJlGTEuWpQdDqBhlvUuHSzLlwEyYs
VKAwQUEBgQITKpxY4YTSJ17qyjE6MnDAgw5fWv3SdYs3Yba/gw//L348+fLmz++po3YHAE2/VIAd
68Xde+cx4YUTN45cOXPnvOzjTjZ6CMBABi+4QQwy89W32Xc75Tcef+b995yABCKgARCENPMMg/R1
9+B9Eu5Xnn/oBTigHg60YIsz0HzYoIi9gQecfuT1dx6AGOpxwRDORBMjiA7WGOGNE56444UrYrCE
Ic0MOaN9viFpoo4WqkhgBkQgEss40hBJI4T4WZljhSn26IAMeCxijTjLTDlileJdiSaPKyKwwQ54
KIINOcb4UiSZJZ6JIp4ECtAABznUMUgksthSzJgkmknhoUwSCIBFGZAwhB+LYDNOKlSyFUcaYXSR
RRZXGFEEEVdg7JFFGHOoQoswPQr03gdB8PFIOOOgMidb+txj7LHIJnvseu0NRJIHfCpSzSy0kEJm
P/fAw8623HbrbXSMIFGRAxrQkIQgkFyTjCf38SMPOtlQI++89NI7iSJ70FZRZSUQ8Qck1byySWFu
gYMIHkkkrPDCCisRxAwZTGSAX0LggQgss1zCllvdwIVBBiCHLDLIF0SwwF4SP7BBDUoE4kgjrKwx
xldQSTVWSAMwcAEJRAASSTerlOFUzWLdHBFNCQXhByTeqNPTT0EZPVIEH/CJCDUrtfSS1CORK0PL
HHkEEtciUXaUDkgg4RBEYwUEADs=

------=_NextPart_000_0171_01C496BB.9EB24330
Content-Type: image/gif
Content-Transfer-Encoding: base64
Content-Location: http://oa.gdut.edu.cn/os/multimedia/images/NEXTSECT.GIF
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------=_NextPart_000_0171_01C496BB.9EB24330
Content-Type: image/gif
Content-Transfer-Encoding: base64
Content-Location: http://oa.gdut.edu.cn/os/multimedia/oscai/chapter4/images/cunchu.GIF
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------=_NextPart_000_0171_01C496BB.9EB24330
Content-Type: image/gif
Content-Transfer-Encoding: base64
Content-Location: =?gb2312?B?aHR0cDovL29hLmdkdXQuZWR1LmNuL29zL211bHRpbWVkaWEvb3NjYQ==?=
	=?gb2312?B?aS9jaGFwdGVyNC9pbWFnZXMvtdrO5b3aLmdpZg==?=

R0lGODlh1AFKAPcAAP///6Wlpa2trbW1tb29vcbGxs7OztbW1t7e3ufn5+/v7/f396WlnJSljISt
c4ylhHu1a3O9Y2u9WmvGWlLWOWPGUkreMULeKTHvECn3CFrOSjnnISnvEFLOSin3GCHnGIyljISl
hGu1a1LGUjneOTHWMULWSjnOQinOMSHWKSHeKTHOQkK9UkLOUiHeOUq1WiHOOVq9aznGUjnWUjHO
SkrGYyHWQhi9OULGYyHGSiHWUkK1Yym1UjHWY3OlhFqlcyHOWmOle0qlaym1Wjm9azG1YzHGaxi1
UmO1hErGeznGcyGtWjmtaxi9YymlY3OljFK1hBi9axi1azm1eyG1cxjOexDehCmlcxjOhFKtjEql
hDmUczGleyGUaxi1exCtczG9jCmlexC9hGucjCG9jDGlhCHGlBClezmUeyG9lEq1nGuUjEqcjEKU
hCGchCHGpRCMcxC1lDm9pTmcjBiMexC9pRC1pQillBiEexi1rRCUjNbe3r3OzkqMjEqUlDGUlDmt
rSGUlBiUlBCUlAi9vQjGxhC1vTm1vRicpUKUnCF7hBB7hAiltQjG1iGtvRitvQiMnCGUpRiMnBCt
xjGMnAictQjG57XW3pS1vWvG3iGMpRBzjBCt1py9xnucpWultYTW7zmUrUK11jHG7wCl1gCt3s7n
773W3rXO1q3GzpSttYylrZzO3pTG1oS1xnutvWucrWOUpVqMnHve/2vO72PG50KMpTmEnFrW/zF7
lELG7zG13iGcxiG97wiErQi17wCUxgCl3gCt5wC178be56W9xoScpZze94Te/1qctVKUrUKEnFq1
1lKtzkq13kq95zmUtUKt1jGMrSmt3im15xhzlBCczghznAiMvQiUxgit5wCEtQCc1gC9/7Xe763W
53u1zmulvTmcxkK15yl7nDGUvTm15ymMtRCEtRCMvQhrlAB7rQCMxgCc3pyttaXG1muMnIS91nvG
51KcvTmEpUKcxghzpQiMxoSUnL3e71qMpWOlxnuctefv9729xgAAACH5BAEAAAAALAAAAADUAUoA
AAj+AAEIHEiwoMGDCBMqXMiwocOHECNKnEixosWLGDNq3Mixo8ePIEOKHEmypMmTKFOqXMmypcuX
MGPKnEmzps2bOHPq3Mmzp8+fQIMKHUq0qNGjSJMqXcq0qdOhxIg9nYpwQbl1vpqd/BbvW0xv9epp
pVqzX7RsvLyRXLAPGjSpD01VU6fOlsUF4MCZIjtyQbx4eyWy8kXYl6kFiEWCw7oO3MBvYgGjTLcN
2zavreLJkwz0GLJZnz/PGk26NOnPoGaBWs26tevVxyrWApYtWzQAC3CDnHftWjVounMvBEeXLm7E
wh8qo1stuULi6sgF5tuw2bp16PJJjLdum71tpxD+K1CQ2GM9X1jrIT9XeN05VrpHbpu/rVk+y9jy
82JV3uIx1rSsFuBrsEl0TDcIJqjggt0M4+CDEEYozDDCVChMMBcGE8xh8T3ES23ARLPAeCM6p5E9
vV0DDXLIKeRKceqMOB55D7UCY3gsHrQAjK4cJ5EpUQUZ5CnEEEleMjAmqeSS0pWEFWHr8NciQ/F4
590lCWRJ4kfnoVfPjNfZw5h7xJBnIkeUWVbOJZXhxw429zBDTH8R9cPNndwE046GGl5ooYW0TMkQ
MgwWiuAwCUao6J9+XliKht7MSKdC/dRW25dZJmAmR6ZIkmIyr4Sq6aQEQUeXAgkgkOpy5LyzUD/+
cxU3T6ihuvKKK66A40pu9MCYzCmoBHvKsEQW289Bpiyp5DW9Kuusks0J6tE+3jHWiqZmLpDPttzm
Q8y2zdhD2DbgFFNMJ8Wgcsk3UeVzJkX1eOdLOQoggMAr2/iyzZPooULiuxjFWxl497iZ35vZlClt
Q/mQ0g4pfPKZYaMWRrrwQQciaiiDDzYoIYXaWBiyNhqSHAwrmW7K0Gy0ARNPAgfEjIDKGb2T4s3q
KKMqjQe5Eqs6CMRsACbFhZLb0QYtB+PPS8bzCnPPJhltQeBsQpfVUWedNSrYkpqRVfmK29jOVvHb
XmH5riPuvt1dh9519XRY0XndlRO0AQegss/+d3xvs4+qo5o3MDYHFJMONm8ijvg98ZANMEL5BJMn
Nw7zuWejGFZITcpeEzTKxgoiKrrHilIIcoUkC/NoMKIY4PoBM3+zizO01167KNGIYo2laInj++9h
RVOP8GEVb7xXDO3dmzrX0NX8J46HE4oytkCjDDkw2nLL9s3mLCPNCygNddTLQKv1Jdnm1onWUhf3
8/vuJ1mMvTPz3JFV+orryyuwo8KYmOiBUt/yV5jv+MKA6ClR5xpyHnGV4wAFIEABDICAU7wiHfry
xScKALtRPW4iVRqYASLojnmU42D52YfMAvcQUDhjHM6Y3S6isYsa2jBkf4oHBWe2wIGMCGb+IySA
EIdIxF5AqBgDSGISCTCAITaRiESc4AESsAvK4QlPwOAG77JBm9pgAxj5CaMYxegLbBTGF+rpoTRu
Ro/mFUcVOyMG+5IUDlRpKTEL6N4c95ikVHBuAf3Q49KKcwsY3cIdmMCEO9yhDxgt8pHusIU6YuWO
CVKQZhzpBzrGJS5M5E1e+bLS2kbJyfms7YC+QEfK7NePbrnyW7D0VjkyC