Andrew Morton <[email protected]> writes:
(having written the original SLES9 code I will chime in ...)
> > +unsigned long
> > +huge_pages_needed(struct address_space *mapping, struct vm_area_struct *vma)
> > +{
>
> What does this function do? Seems to count all the present pages within a
> vma which are backed by a particular hugetlbfs file? Or something?
It counts how many huge pages are still needed to fill up a mapping completely.
In short it counts the holes. I think the name fits.
-Andi
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