http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1065
------- Comment #6 from learn.hu@xxxxxxxxx 2007-10-17 23:20 -------
0: kd> uf nt!KeUpdateRuntime
nt!KeUpdateRunTime:
81828374 8bff mov edi,edi
81828376 55 push ebp
81828377 8bec mov ebp,esp
81828379 83ec0c sub esp,0Ch
8182837c 53 push ebx
8182837d 56 push esi
8182837e 648b3520000000 mov esi,dword ptr fs:[20h]
81828385 57 push edi
81828386 8b7e04 mov edi,dword ptr [esi+4]
81828389 3b7e0c cmp edi,dword ptr [esi+0Ch]
8182838c 8bda mov ebx,edx
8182838e 894df8 mov dword ptr [ebp-8],ecx
81828391 742c je nt!KeUpdateRunTime+0x4b (818283bf)
nt!KeUpdateRunTime+0x1f:
81828393 eb02 jmp nt!KeUpdateRunTime+0x23 (81828397)
nt!KeUpdateRunTime+0x21:
81828395 f390 pause
nt!KeUpdateRunTime+0x23:
81828397 8b4714 mov eax,dword ptr [edi+14h]
8182839a 8b4f10 mov ecx,dword ptr [edi+10h]
8182839d 8b5718 mov edx,dword ptr [edi+18h]
818283a0 3bc2 cmp eax,edx
818283a2 75f1 jne nt!KeUpdateRunTime+0x21 (81828395)
nt!KeUpdateRunTime+0x30:
818283a4 3b4724 cmp eax,dword ptr [edi+24h]// determin the
software interrupt
818283a7 7216 jb nt!KeUpdateRunTime+0x4b (818283bf)
nt!KeUpdateRunTime+0x35:
818283a9 7705 ja nt!KeUpdateRunTime+0x3c (818283b0)
nt!KeUpdateRunTime+0x37:
818283ab 3b4f20 cmp ecx,dword ptr [edi+20h]
818283ae 720f jb nt!KeUpdateRunTime+0x4b (818283bf)
nt!KeUpdateRunTime+0x3c:
818283b0 b102 mov cl,2
818283b2 c686c119000001 mov byte ptr [esi+19C1h],1
818283b9 ff1594108081 call dword ptr [nt!_imp_HalRequestSoftwareInterrupt
(81801094)]
nt!KeUpdateRunTime+0x4b:
818283bf 299edc190000 sub dword ptr [esi+19DCh],ebx
818283c5 8b86dc190000 mov eax,dword ptr [esi+19DCh]
818283cb 33db xor ebx,ebx
818283cd 3bc3 cmp eax,ebx
818283cf 0f8f32020000 jg nt!KeUpdateRunTime+0x292 (81828607)
nt!KeUpdateRunTime+0x61:
818283d5 385e10 cmp byte ptr [esi+10h],bl
818283d8 7579 jne nt!KeUpdateRunTime+0xde (81828453)
nt!KeUpdateRunTime+0x66:
818283da 8d86051a0000 lea eax,[esi+1A05h]
818283e0 fe08 dec byte ptr [eax]
818283e2 756f jne nt!KeUpdateRunTime+0xde (81828453)
nt!KeUpdateRunTime+0x70:
818283e4 8a0dc21a9381 mov cl,byte ptr [nt!KiClockKeepAliveCycle
(81931ac2)]
818283ea 8808 mov byte ptr [eax],cl//clockeepalivecycle
818283ec 8d8e041a0000 lea ecx,[esi+1A04h] //ecx=clockkeepalivecycle
818283f2 0fb601 movzx eax,byte ptr [ecx]
818283f5 8b1485001a9381 mov edx,dword ptr nt!KiProcessorBlock
(81931a00)[eax*4]
818283fc 8d5801 lea ebx,[eax+1]
818283ff 895dfc mov dword ptr [ebp-4],ebx
81828402 8a1db01a9381 mov bl,byte ptr [nt!KeNumberProcessors (81931ab0)]
81828408 0fbedb movsx ebx,bl
8182840b 395dfc cmp dword ptr [ebp-4],ebx
8182840e 7204 jb nt!KeUpdateRunTime+0xa0 (81828414)
nt!KeUpdateRunTime+0x9c:
81828410 33db xor ebx,ebx
81828412 eb03 jmp nt!KeUpdateRunTime+0xa3 (81828417)
nt!KeUpdateRunTime+0xa0:
81828414 8a5dfc mov bl,byte ptr [ebp-4]//bl number of processors
nt!KeUpdateRunTime+0xa3:
81828417 8819 mov byte ptr [ecx],bl
81828419 33db xor ebx,ebx
8182841b ff8a001a0000 dec dword ptr [edx+1A00h]
81828421 7530 jne nt!KeUpdateRunTime+0xde (81828453)
nt!KeUpdateRunTime+0xaf:
81828423 381d56179381 cmp byte ptr [nt!KeEnableWatchdogTimeout
(81931756)],bl
81828429 741e je nt!KeUpdateRunTime+0xd4 (81828449)
nt!KeUpdateRunTime+0xb7:
8182842b 381db4bf8f81 cmp byte ptr [nt!KeBugCheckActive (818fbfb4)],bl
81828431 7516 jne nt!KeUpdateRunTime+0xd4 (81828449)
nt!KeUpdateRunTime+0xbf:
81828433 50 push eax
81828434 0fb605c21a9381 movzx eax,byte ptr [nt!KiClockKeepAliveCycle
(81931ac2)]
8182843b 52 push edx
8182843c 53 push ebx
8182843d 50 push eax
8182843e 6801010000 push 101h
81828443 e863010b00 call nt!KeBugCheckEx (818d85ab)
81828448 cc int 3
nt!KeUpdateRunTime+0xd4:
81828449 c782001a000002000000 mov dword ptr [edx+1A00h],2
nt!KeUpdateRunTime+0xde:
81828453 c786001a000002000000 mov dword ptr [esi+1A00h],2
8182845d a1a01a9381 mov eax,dword ptr [nt!KeMaximumIncrement
(81931aa0)]
81828462 0186dc190000 add dword ptr [esi+19DCh],eax
81828468 8b45f8 mov eax,dword ptr [ebp-8]
8182846b f7407000000200 test dword ptr [eax+70h],20000h
81828472 7578 jne nt!KeUpdateRunTime+0x177 (818284ec)
nt!KeUpdateRunTime+0xff:
81828474 f6406c01 test byte ptr [eax+6Ch],1
81828478 7572 jne nt!KeUpdateRunTime+0x177 (818284ec)
nt!KeUpdateRunTime+0x105:
8182847a ff8628050000 inc dword ptr [esi+528h]
81828480 807e1102 cmp byte ptr [esi+11h],2
81828484 7550 jne nt!KeUpdateRunTime+0x161 (818284d6)
nt!KeUpdateRunTime+0x111:
81828486 8a869a190000 mov al,byte ptr [esi+199Ah]
8182848c 84c0 test al,al
8182848e 7446 je nt!KeUpdateRunTime+0x161 (818284d6)
nt!KeUpdateRunTime+0x11b:
81828490 8b865c050000 mov eax,dword ptr [esi+55Ch]
81828496 ff8630050000 inc dword ptr [esi+530h]
8182849c 3bc3 cmp eax,ebx
8182849e 7458 je nt!KeUpdateRunTime+0x183 (818284f8)
nt!KeUpdateRunTime+0x12b:
818284a0 ff8634050000 inc dword ptr [esi+534h]
818284a6 398634050000 cmp dword ptr [esi+534h],eax
818284ac 764a jbe nt!KeUpdateRunTime+0x183 (818284f8)
nt!KeUpdateRunTime+0x139:
818284ae 381d56179381 cmp byte ptr [nt!KeEnableWatchdogTimeout
(81931756)],bl
818284b4 7418 je nt!KeUpdateRunTime+0x159 (818284ce)
nt!KeUpdateRunTime+0x141:
818284b6 381df0c39281 cmp byte ptr [nt!KdDebuggerEnabled (8192c3f0)],bl
818284bc 7410 je nt!KeUpdateRunTime+0x159 (818284ce)
nt!KeUpdateRunTime+0x149:
818284be 0f31 rdtsc
818284c0 8945f4 mov dword ptr [ebp-0Ch],eax
818284c3 8955f8 mov dword ptr [ebp-8],edx
818284c6 cd2c int 2Ch
818284c8 d1a65c050000 shl dword ptr [esi+55Ch],1
nt!KeUpdateRunTime+0x159:
818284ce 899e34050000 mov dword ptr [esi+534h],ebx
818284d4 eb22 jmp nt!KeUpdateRunTime+0x183 (818284f8)
nt!KeUpdateRunTime+0x161:
818284d6 807e1101 cmp byte ptr [esi+11h],1
818284da 7608 jbe nt!KeUpdateRunTime+0x16f (818284e4)
nt!KeUpdateRunTime+0x167:
818284dc ff8638050000 inc dword ptr [esi+538h]
818284e2 eb14 jmp nt!KeUpdateRunTime+0x183 (818284f8)
nt!KeUpdateRunTime+0x16f:
818284e4 ff877c010000 inc dword ptr [edi+17Ch]
818284ea eb0c jmp nt!KeUpdateRunTime+0x183 (818284f8)
nt!KeUpdateRunTime+0x177:
818284ec ff862c050000 inc dword ptr [esi+52Ch]
818284f2 ff87a8010000 inc dword ptr [edi+1A8h]
nt!KeUpdateRunTime+0x183:
818284f8 8b8e70190000 mov ecx,dword ptr [esi+1970h]
818284fe 8d86a0190000 lea eax,[esi+19A0h]
81828504 8bd1 mov edx,ecx
81828506 2b10 sub edx,dword ptr [eax]
81828508 8908 mov dword ptr [eax],ecx
8182850a 039690190000 add edx,dword ptr [esi+1990h]
81828510 8b866c190000 mov eax,dword ptr [esi+196Ch]
81828516 d1ea shr edx,1
81828518 85c0 test eax,eax
8182851a 899690190000 mov dword ptr [esi+1990h],edx
81828520 7445 je nt!KeUpdateRunTime+0x1f2 (81828567)
nt!KeUpdateRunTime+0x1ad:
81828522 8a869a190000 mov al,byte ptr [esi+199Ah]
81828528 84c0 test al,al
8182852a 753b jne nt!KeUpdateRunTime+0x1f2 (81828567)
nt!KeUpdateRunTime+0x1b7:
8182852c 8a8698190000 mov al,byte ptr [esi+1998h]
81828532 84c0 test al,al
81828534 7531 jne nt!KeUpdateRunTime+0x1f2 (81828567)
nt!KeUpdateRunTime+0x1c1:
81828536 b102 mov cl,2
81828538 ff1594108081 call dword ptr [nt!_imp_HalRequestSoftwareInterrupt
(81801094)]
8182853e a1e8199381 mov eax,dword ptr [nt!KiAdjustDpcThreshold
(819319e8)]
81828543 89863c050000 mov dword ptr [esi+53Ch],eax
81828549 8b8690190000 mov eax,dword ptr [esi+1990h]
8182854f 3b05ec199381 cmp eax,dword ptr [nt!KiIdealDpcRate (819319ec)]
81828555 7335 jae nt!KeUpdateRunTime+0x217 (8182858c)
nt!KeUpdateRunTime+0x1e2:
81828557 8d868c190000 lea eax,[esi+198Ch]
8182855d 8b08 mov ecx,dword ptr [eax]
8182855f 83f901 cmp ecx,1
81828562 7428 je nt!KeUpdateRunTime+0x217 (8182858c)
nt!KeUpdateRunTime+0x1ef:
81828564 49 dec ecx
81828565 eb23 jmp nt!KeUpdateRunTime+0x215 (8182858a)
nt!KeUpdateRunTime+0x1f2:
81828567 8d863c050000 lea eax,[esi+53Ch]
8182856d ff08 dec dword ptr [eax]
8182856f 751b jne nt!KeUpdateRunTime+0x217 (8182858c)
nt!KeUpdateRunTime+0x1fc:
81828571 8b0de8199381 mov ecx,dword ptr [nt!KiAdjustDpcThreshold
(819319e8)]
81828577 8908 mov dword ptr [eax],ecx
81828579 8d868c190000 lea eax,[esi+198Ch]
8182857f 8b08 mov ecx,dword ptr [eax]
81828581 3b0de0199381 cmp ecx,dword ptr [nt!KiMaximumDpcQueueDepth
(819319e0)]
81828587 7403 je nt!KeUpdateRunTime+0x217 (8182858c)
nt!KeUpdateRunTime+0x214:
81828589 41 inc ecx
nt!KeUpdateRunTime+0x215:
8182858a 8908 mov dword ptr [eax],ecx
nt!KeUpdateRunTime+0x217:
8182858c 399e081a0000 cmp dword ptr [esi+1A08h],ebx
81828592 7439 je nt!KeUpdateRunTime+0x258 (818285cd)
nt!KeUpdateRunTime+0x21f:
81828594 8d8e0c1a0000 lea ecx,[esi+1A0Ch]
8182859a 8bc1 mov eax,ecx
8182859c 83caff or edx,0FFFFFFFFh
8182859f f00fc110 lock xadd dword ptr [eax],edx
818285a3 7528 jne nt!KeUpdateRunTime+0x258 (818285cd)
nt!KeUpdateRunTime+0x230:
818285a5 381d56179381 cmp byte ptr [nt!KeEnableWatchdogTimeout
(81931756)],bl
818285ab 7418 je nt!KeUpdateRunTime+0x250 (818285c5)
nt!KeUpdateRunTime+0x238:
818285ad 381df0c39281 cmp byte ptr [nt!KdDebuggerEnabled (8192c3f0)],bl
818285b3 7410 je nt!KeUpdateRunTime+0x250 (818285c5)
nt!KeUpdateRunTime+0x240:
818285b5 0f31 rdtsc
818285b7 8945f4 mov dword ptr [ebp-0Ch],eax
818285ba 8955f8 mov dword ptr [ebp-8],edx
818285bd cd2c int 2Ch
818285bf d1a6081a0000 shl dword ptr [esi+1A08h],1
nt!KeUpdateRunTime+0x250:
818285c5 8b86081a0000 mov eax,dword ptr [esi+1A08h]
818285cb 8901 mov dword ptr [ecx],eax
nt!KeUpdateRunTime+0x258:
818285cd 381df0c39281 cmp byte ptr [nt!KdDebuggerEnabled (8192c3f0)],bl
818285d3 7432 je nt!KeUpdateRunTime+0x292 (81828607)
nt!KeUpdateRunTime+0x260:
818285d5 8a8647050000 mov al,byte ptr [esi+547h]
818285db 3a4610 cmp al,byte ptr [esi+10h]
818285de 7505 jne nt!KeUpdateRunTime+0x270 (818285e5)
nt!KeUpdateRunTime+0x26b:
818285e0 e8ede30a00 call nt!KdCheckForDebugBreak (818d69d2)
nt!KeUpdateRunTime+0x270:
818285e5 fe8647050000 inc byte ptr [esi+547h]
818285eb 8a8647050000 mov al,byte ptr [esi+547h]
818285f1 8a0db01a9381 mov cl,byte ptr [nt!KeNumberProcessors (81931ab0)]
818285f7 0fbec9 movsx ecx,cl
818285fa 0fb6c0 movzx eax,al
818285fd 3bc1 cmp eax,ecx
818285ff 7506 jne nt!KeUpdateRunTime+0x292 (81828607)
nt!KeUpdateRunTime+0x28c:
81828601 889e47050000 mov byte ptr [esi+547h],bl
nt!KeUpdateRunTime+0x292:
81828607 5f pop edi
81828608 5e pop esi
81828609 5b pop ebx
8182860a c9 leave
8182860b c3 ret
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