[PATCH] pci_alloc_consistent in an interrupt context

Tom Rini trini at kernel.crashing.org
Fri Jun 14 07:56:35 EST 2002


On Thu, Jun 13, 2002 at 05:47:32PM -0400, Dan Malek wrote:
> Tom Rini wrote:
>
> >..... But I don't see (immediatly) why the change to
> >pci_alloc_consistent was needed as well.
>
> It was a mistake on my part......when CONFIG_NOT_COHERENT_CACHE is used,
> the consisten_alloc() returns the dma_handle, and we have to ensure we
> don't do the virt_to_bus later to get it (because it will be wrong once
> iopa() is discarded :-)

Ah..  So this part is a correct and necessary fix, separate from the
rest of the patch?

--
Tom Rini (TR1265)
http://gate.crashing.org/~trini/

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