Re: Reproducable crash under 2.1.86

Andrea Arcangeli (arcangeli@mbox.queen.it)
Wed, 18 Feb 1998 13:40:33 +0100 (CET)


On Wed, 18 Feb 1998, Thomas Sailer wrote:

>Eeeek. Don't do this!! The disable_dma is there for a purpose,
>namely to clear a pending DMA request before switching direction.
>This is absolutely needed, otherwise you have (at least)
>a race window to lock the card.

Even if this can crash things can be nice to know if are that lines that
crash Tuomo' s system (even if I don' t really think this since that code
was the same of 2.0.33).

>Maybe rearranging the for (tmout...) loop and
>the following ad_write(9, ad_read(9) & xx) could work however...

I don' t think that line cause problems it was a try. I should not send it
to the list.

Thanks.

Andrea[s] Arcangeli

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