Re: VIA KT133A crash *post* 2.4.3-ac6

Alan Cox (alan@lxorguk.ukuu.org.uk)
Tue, 12 Jun 2001 16:56:40 +0100 (BST)


> With DMA (UDMA Mode 5) enabled, my machine crashes on kernel versions
> from 2.4.3-ac7 onwards up to 2.4.5 right up to 2.4.5-ac13. 2.4.3 vanilla
> and 2.4.3-ac6 are completely stable. -ac7 of course is when a load of
> VIA fixes were done. :-}

Unfortunately there isnt a great deal I can do but say 'talk to VIA'.

> With DMA (any setting, but UDMA mode 5 preferred of course) enabled, on
> kernels 2.4.3-ac7 and onwards, random lockup on disk access within first
> few minutes of use - sometimes very quickly after boot, sometimes as
> much as ten minutes later given use. Running bonnie -s 1024 once or

Yep. Lots of people see these. I even have people reporting it and not reporting
it on the same board.

Only known cure its to not use DMA.

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