--On Thursday, April 27, 2006 16:09:39 +1000 Nick Piggin
<[email protected]> wrote:
> Magnus Damm wrote:
>> On 4/11/06, Dave McCracken <[email protected]> wrote:
>
>>> No one actually uses any of the pud_page and pgd_page macros (other than
>>> one reference in the same include file). After some discussion on the
>>> list the last time I posted the patches, we agreed that changing
>>> pud_page and pgd_page to be consistent with pmd_page is the best
>>> solution. We also agreed that I should go ahead and propagate that
>>> change across all architectures even though not all of them currently
>>> support shared page tables. This patch is the result of that work.
>>
>>
>> What is the merge status of this patch?
>>
>> I've written some generic page table creation code for kexec, but the
>> fact that pud_page() returns struct page * on i386 but unsigned long
>> on other architectures makes it hard to write clean generic code.
>>
>> Any merge objections, or was this patch simply overlooked?
>
> Don't think there would be any objections. If someone sends
> along a broken out patch, I'm sure it could get into 2.6.18.
This patch is broken out. It only contains the changes necessary to
standardize the pxd_page/pxd_page_kernel macros across the architectures.
As far as I know the only reason it isn't being considered for merge is
that no one other than shared page tables has been using the macros.
Dave McCracken
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