The net effect of this race condition and the other one I spotted is
that you may see some interesting messages in your log file and you can
detect the race condition if you look for it hard enough. I don't
currently see any bad effects.
Ross
Ross Biro wrote:
>
> There is at least one more IDE race condition in 2.4.18 and
> 2.4.21-pre3. Basically the interrupt for the controller being serviced
> is left on while setting up the next command. I'm not sure how much
> trouble it can cause but it does lead to some interesting stack traces.
>
> The condition
> if (masked_irq && hwif->irq != masked_irq)
> in ide_do_request should be replaced with
> if (!masked_irq || hwif->irq != masked_irq)
> in two places.
>
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This archive was generated by hypermail 2b29 : Fri Jan 31 2003 - 22:00:17 EST