New API for non cache coherent ppc cpu's
zippel at linux-m68k.org
Thu Nov 22 07:20:24 EST 2001
Armin Kuster wrote:
> mapping = pci_map_page(pdev,
This is the problem, virt_to_page doesn't work kmap'ed highmem pages.
> > - I think it was never defined, what should be done if offset/size isn't
> > cache line aligned. That's especially a problem in the invalidate only
> > case. I'd prefer to make this illegal, as it's mostly not a problem for
> > drivers.
> wouldn't it also be a problem for consistent_sync? we don't check for
> offset/size are cache line aligned.
Yes, same problem.
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