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I 2458(entry)S 10 B 2665(\);)S 3576 V 10 R 1080(One)S 1295(can)S 1482(change)S 1814(the)S (placement)414 1984 A 2445(of)S 2576(the)S 2746(device)S 3056(to)S 3181(the)S 3351(lowsec)S 3678(and)S 3870(size)S 4074(\256elds)S 4339(of)S 10 I 4470(entry)S 10 R 4725(by)S 4873(using)S 5138(the)S 3696 V 10 B 1080(DIOCSETP)S 10 R 1620(call)S 1791(instead.)S 2151(Only)S 2377(the)S 2525(base)S 2729(and)S 2899(size)S 3081(\256elds)S 3324(are)S 3473(used)S 3682(for)S 10 B 3825(DIOCSETP)S 10 R 4340(.)S 3864 V 1080(The)S (partition)341 1268 A 1640(tables)S 1906(when)S 2155(read)S 2360(from)S 2587(disk)S 2785(by)S 2916(the)S 3070(driver)S 3343(are)S 3499(checked)S 3861(and)S 4038(truncated)S 4445(to)S 4555(\256t)S 4671(within)S 4960(the)S 5115(pri-)S 3984 V 1080(mary)S (partition)341 1312 A 1678(or)S 1787(drive.)S 2069(The)S 2251(\256rst)S 2433(sector)S (should)267 2699 A 2991(be)S 3111(left)S 3271(free)S 3454(for)S 3597(the)S (partition)341 3745 A 4111(table.)S 4152 V 1080(The)S (partition)341 1263 A 1630(tables)S 1891(are)S 2041(read)S 2241(when)S 2485(the)S 2634(in-use)S (count)223 2906 A 3155(\(opens)S 3449(and)S (mounts\))329 3620 A 3975(changes)S 4325(from)S 4547(0)S 4623(to)S 4728(1.)S 4855(So)S 4988(an)S 5110(idle)S 4272 V 1080(disk)S 1285(is)S 1390(automatically)S (repartitioned)515 1976 A 2529(on)S 2667(the)S 2828(next)S (access.)283 3038 A 3383(This)S 3599(means)S 3893(that)S (repartitioning)548 4081 A 4666(programs)S 5083(only)S 4392 V 1080(have)S 1295(effect)S 1551(if)S 1638(a)S 1708(disk)S 1900(stays)S 2126(in)S 2229(use,)S 2413(unless)S 2689(they)S 2887(reload)S 3164(a)S 3234(changed)S (partition)341 3594 A 3960(table.)S 4560 V 9 R 720(F)S 722(FI)S 774(IL)S 807(LE)S 865(ES)S 923(S)S 4680 V 10 R 1080(/dev/hd[0)S 10 R-1 1465(-)S 10 R 1522(9],)S 1656(/dev/hd[1)S 10 R-1 2041(-)S 10 R 2098(46)S 10 R-1 2198(-)S 10 R 2255(9][a)S 10 R-1 2418(-)S 10 R 2475(d])S 4848 V 9 R 720(S)S 722(SE)S 774(EE)S 832(E)S 913(A)S 915(AL)S 983(LS)S 1041(SO)S 1093(O)S 4968 V 10 B 1080(ioctl)S 10 R 1265(\(2\),)S 10 B 1433(int64)S 10 R 1651(\(3\),)S 10 B 1819(part)S 10 R 2004(\(8\),)S 10 B 2172(repartition)S 10 R 2643(\(8\).)S 5136 V 9 R 720(B)S 722(BU)S 784(UG)S 852(GS)S 920(S)S 5256 V 10 R 1080(The)S (subpartitioning)608 1268 A 1907(is)S 2006(incompatible)S 2563(with)S 2774(the)S 2929(MS-DOS)S (method)301 3342 A 3675(of)S 3791(extended)S (partitions.)405 4186 A 4648(The)S 4837(latter)S 5077(does)S 5376 V 1080(not)S 1233(map)S 1431(well)S 1630(to)S 1733(the)S 1881(sparse)S 2158(minor)S 2423(device)S 2711(number)S (space.)249 3043 A 5544 V 1080(The)S 1274(primary)S (partition)341 1630 A 2008(table)S 2241(is)S 2345(sorted)S 2628(by)S 2765(lowsec)S 3082(like)S 3270(MS-DOS)S 3689(does,)S (subpartition)480 3936 A 4454(tables)S 4727(are)S 4889(not.)S 5105(Just)S 5664 V 1080(think)S (about)223 1311 A 1559(what)S 1780(happens)S 2134(when)S (you)150 2377 A 2552(delete)S 2818(a)S (partition)341 2888 A 3254(in)S 3357(the)S 3505(MS-DOS)S 3911(scheme.)S 5832 V 1080(Don't)S 1356(move)S 1620(a)S (partition)341 1706 A 2088(that)S 2280(is)S (mounted)351 2388 A 2780(or)S 2905(kept)S 3120(open)S 3357(by)S 3499(some)S 3753(process.)S 4147(The)S 4346(\256le)S 4517(system)S 4838(may)S 5053(write)S 5952 V (cached)280 1080 A 1385(blocks)S 1672(to)S 1775(the)S 1923(new)S 2116(location.)S 6120 V 1080(The)S 1262(BIOS)S 1517(driver)S 1783(is)S 1875(not)S 2028(slow)S 2243(at)S 2341(all)S 2467(on)S 2592(a)S 2662(buffered)S 3029(disk.)S 6288 V 1080(Some)S 1351(IDE)S 1562(disks)S 1810(send)S 2036(an)S 2173(interrupt)S 2562(when)S 2822(they)S 3037(spin)S 3246(down)S (under)229 3511 A 3783(hardware)S 4202(power)S 4497(management.)S 5104(The)S 6408 V 1080(driver)S (acknowledges)570 1353 A 1955(the)S 2110(interrupt)S 2489(as)S 2605(it)S 2693(is)S (supposed)373 2792 A 3197(to)S 3307(do)S 3439(by)S 3571(reading)S 3904(the)S 4058(status)S 4318(register.)S 4702(The)S 4890(disk)S 5088(then)S 6528 V 1080(spins)S 1311(up)S (again...)293 1436 A 1779(You)S 1977(have)S 2192(to)S 2295(disable)S 2605(the)S 2753(spin)S 2945(down)S 3193(in)S 3296(the)S 3444(computer)S 3849(setup)S 4086(to)S 4189(\256x)S 4320(the)S 4468(problem.)S 6696 V 9 R 720(A)S 722(AU)S 790(UT)S 858(TH)S 916(HO)S 984(OR)S 1052(R)S 6816 V 10 R 1080(Kees)S 1307(J.)S 1396(Bot)S 1566(\(kjb@cs.vu.nl\))S 7903 V 720(September)S 1176(13,)S (1996)200 1326 A 4990(Page)S 5211(2)S 8143 V EP %%Trailer %%DocumentFonts: Times-Roman Times-Bold Times-Italic %%Pages: 2