Re: missing madvise functionality

Rik van Riel
2007-04-03T17:37:34Z

Ulrich Drepper wrote:
> Rik van Riel wrote:
>> I already started looking into implementing this.
>>
>> Basically:
>> [...]
>
> Sounds good. Except:
>
>
>> 1) on MADV_DONTNEED, mark pages clean, not accessed and move them
>> to some "dontneed" LRU list.
>
> LRU is likely the wrong answer. The longer a page has not been reused
> the more likely it won't be. So, the dontneed-list should be a simple
> FIFO.

Well yes, it is.

If the page was accessed again, it will be moved to
the active list :)

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