Messages in this thread | | | Date | Tue, 17 Aug 1999 14:40:50 +0200 (CEST) | From | Andrea Arcangeli <> | Subject | Re: [bigmem-patch] 4GB with Linux on IA32 |
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On Mon, 16 Aug 1999, Linus Torvalds wrote:
>pages only may be enough for many things. Especially if anonymous pages >_prefer_ the high-memory pages.
Yes shm/vmalloc/anonymous memory always prefer the high-memory pages.
>Oh, and copied-on-write pages count as anonymous, I assume you did that >already (ie when you allocate a new page and copy the old contents into >it, you might as well consider the new page to be anonymous, even though >it gets its initial data from a potentially non-anonymous page).
Yes, the copy-on-write always prefer the bigmem pages for the allocation.
Andrea
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