Re: memory resource accounting (was Re: [RFC, PATCH 0/5] Going forward with Resource Management - A cpu controller)

From: Andi Kleen
Date: Wed Aug 09 2006 - 00:31:49 EST

Nick Piggin <nickpiggin@xxxxxxxxxxxx> writes:
> - each struct page has a backpointer to its billed container. At the mm
> summit Linus said he didn't want back pointers, but I clarified with him
> and he isn't against them if they are easily configured out when not using
> memory controllers.

This would need to be done at runtime though, otherwise it's useless
for distributions and other people who want single kernel binary images.

Probably would need a second parallel table, but for that you would
need to know at boot already if you plan to use them or not. Ugly.

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