Messages in this thread | | | Date | Tue, 11 Nov 2008 23:23:58 +0200 | From | Izik Eidus <> | Subject | Re: [PATCH 2/4] Add replace_page(), change the mapping of pte from one page into another |
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Christoph Lameter wrote: >> page migration as far as i saw cant migrate anonymous page into kernel page. >> if you want we can change page_migration to do that, but i thought you will >> rather have ksm changes separate. >> > > What do you mean by kernel page? The kernel can allocate a page and then > point a user space pte to it. That is how page migration works. > i mean filebacked page (!AnonPage()) ksm need the pte inside the vma to point from anonymous page into filebacked page can migrate.c do it without changes?
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