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

[Andi Kleen]

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.

-Andi
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/