Re: Non-GPL export of invalidate_mmap_range

[Stephen C. Tweedie]

Hi,

On Thu, 2004-02-19 at 20:56, Daniel Phillips wrote:

> OpenGFS and Sistina GFS use zap_page_range directly, essentially doing the 
> same as invalidate_mmap_range but skipping any vmas belonging to MAP_PRIVATE 
> mmaps.

Well, MAP_PRIVATE maps can contain shared pages too --- any page in a
MAP_PRIVATE map that has been mapped but not yet written to is still
shared, and still needs shot down on truncate().

--Stephen


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