Re: mapping PCI registers with write combining (and PAT on x86)...

Kyle McMartin
2006-12-13T02:52:01Z

On Tue, Dec 12, 2006 at 02:05:32PM -0800, Roland Dreier wrote:
> #if defined(__mc68000__)
<snip>
> #warning What do we have to do here??
> #endif
> if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
> vma->vm_end - vma->vm_start, vma->vm_page_prot))
> return -EAGAIN;
> return 0;
>

Wow, that should probably take the cake for the ugliest snippet
of code in the kernel.

--Kyle