On Mon, 19 Jun 2000, Rik van Riel wrote:

My approach is a bit simpler. Since we *always* want to clear
the bit when we put the page in the LRU list, we can simply
remove that piece of code duplication from elsewhere in the
code.

I do the clear of the bit in __add_to_page_cache at zero cost. You do it
with a cost inside lru_cache_add. That's the only difference between the
two approchs.

Andrea

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