Re: [RFC] Distributed mmap API

[Andrew Morton]

Daniel Phillips <phillips@xxxxxxxx> wrote:
>
> Here is a rearranged zap_pte_range that avoids any operations for out-of-range
> pfns.

Please remind us why Linux needs this patch?

> +static void invalidate_mmap_range_list(struct list_head *head,
> +		 unsigned long const hba,  unsigned long const hlen, int all)
>  {

I forget what `all' does?  anon+swapcache as well as pagecache?

A bit of API documentation here would be appropriate.
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