| Subject | Re: [PATCH 9/13] memcg: lookup page cgroup (and remove pointer from struct page) | From | Peter Zijlstra <> | Date | Mon, 22 Sep 2008 17:47:49 +0200 |
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On Mon, 2008-09-22 at 20:12 +0900, KAMEZAWA Hiroyuki wrote:
> - all page_cgroup struct is maintained by hash. > I think we have 2 ways to handle sparse index in general > ...radix-tree and hash. This uses hash because radix-tree's layout is > affected by memory map's layout.
Could you provide further detail? That is, is this solely because our radix tree implementation is sucky for large indexes?
If so, I did most of the work of fixing that, just need to spend a little more time to stabalize the code.
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