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Linux 2.4.21-rc1 : aic7xxx deadlock on boot on my machine

DISCUSSION Eric Valette 3 participants 6 messages Apr 22, 2003

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I just wants to point out on this list that since pre7 (or using pre4-acxx), I boot once out of two on my dual adaptec scsi machine.
The good news is that upgrading to more recent aic7xxx drivers fixes the problemas indeed the locking strategy has been changed... BTW, 2.5.68 includes the new code also.

So I hope, it will be updated in rc2...

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On Tuesday 22 April 2003 10:37, Eric Valette wrote:

Hi Eric,

Quoted 6 lines

I just wants to point out on this list that since pre7 (or using pre4-acxx), I boot once out of two on my dual adaptec scsi machine. The good news is that upgrading to more recent aic7xxx drivers fixes the problemas indeed the locking strategy has been changed... BTW, 2.5.68 includes the new code also.
So I hope, it will be updated in rc2...

I'll _bet_ that the new well good code from Justin won't make it into 2.4 earlier than 2.4.22-pre1.

ciao, Marc

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Quoted 1 line · Marc-Christian Petersen

I'll _bet_ that the new well good code from Justin won't make it into 2.4 earlier than 2.4.22-pre1.

I do not really see why because 2.4.20 -> 2.4.21 contains already such a driver change. Note that I mailed alan and justin on pre4-acxx. Justin suggested various fixes that did not resolve the problem and then decided to do a code inspection. Reading the Changelog, indeed the locking startegy has changed compared to the rc1 version. I mailed arcello again on pre7 even providing kdbg backtrace.

Never mind : the report is more informative to others as I already patched my kernel to the last version...

Thanks for responding, and providing integrated patch sets.

Have a good day.

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  /  `                   	Eric Valette
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Tel: +33 (0)2 99 85 26 76	Fax: +33 (0)2 99 85 26 76
E-mail: [email protected]
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In reply to Marc-Christian Petersen
Quoted 3 lines · Marc-Christian Petersen
Quoted 1 line

So I hope, it will be updated in rc2...

I'll _bet_ that the new well good code from Justin won't make it into 2.4 earlier than 2.4.22-pre1.

Its not the good code that worries me - its what bits of it turn out to be buggy

#4 lore raw
Quoted 9 lines · Alan Cox
Quoted 3 lines · Marc-Christian Petersen
Quoted 1 line

So I hope, it will be updated in rc2...

I'll _bet_ that the new well good code from Justin won't make it into 2.4 earlier than 2.4.22-pre1.

Its not the good code that worries me - its what bits of it turn out to be buggy

On the other hand, probably mainy/every server with dual scsi cards (one for 160 Mbps and other for slow devices as tape, cdrom, ...) will probably not boot with actual good blessed code :-)

Never mind :
1) I have warned and done my debugging duty by sending a kdbg backtrace,
2) I suggested a possible fix,
3) I have a solution for myself,

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  /  `                   	Eric Valette
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Tel: +33 (0)2 99 85 26 76	Fax: +33 (0)2 99 85 26 76
E-mail: [email protected]
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Quoted 8 lines · Eric Valette

On the other hand, probably mainy/every server with dual scsi cards (one for 160 Mbps and other for slow devices as tape, cdrom, ...) will probably not boot with actual good blessed code :-)

Never mind :
1) I have warned and done my debugging duty by sending a kdbg backtrace,
2) I suggested a possible fix,
3) I have a solution for myself,

Indeed, and its on the list to try and work through. The size of the changes from .0 to .6 make it non trivial though