Re: [PATCH] Do not mark being-truncated-pages as cache hot

Marcelo Tosatti [off-list ref] wrote:

So when we hit the high watermark, "hotter" pages are sent back to SLAB. 

That would be a bug.

free_hot_cold_page() sticks the being-freed page at ->next, while
free_pages_bulk() frees pages at ->prev.   Looks OK? 
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