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SubjectRe: [RFC] [PATCH] Include LRU in page count
Daniel Phillips wrote:
>
> ...
> If lru_cache_add is costly then we can kill both the lock contention and the
> cacheline pingponging by feeding the new pages into a local list, then
> grafting the whole list onto the inactive list when we start to scan.

2.5.33 does this.
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