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SubjectRe: Bug: Discontigmem virt_to_page() [Alpha,ARM,Mips64?]
On Monday 06 May 2002 03:20, Andrea Arcangeli wrote:
> On Mon, May 06, 2002 at 03:07:07AM +0200, Daniel Phillips wrote:
> > On Monday 06 May 2002 02:55, Russell King wrote:
> > So, since __phys_to_virt (and hence phys_to_virt and __va) is clearly linear, the
> > relation __pa(__va(kva)) == kva cannot hold. Perhaps that doesn't bother you?
> Check my previous email:
> [..] They will all be normal zones provided you implement a static
> view of them in the kernel virtual address space, and you also
> cover page_address/virt_to_page [..]
> Depending on the kind of coalescing of those chunks in the direct
> mapping virt_to_page/page_address will vary. virt_to_page and
> page_address will have all the necessary internal knowledge in order to
> make it all zone_normal.

What do you mean by 'implement a static view of them'?

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