Re: hugepage patches
Ingo Oeser <ingo.oeser <at> informatik.tu-chemnitz.de>
2003-02-01 08:58:48 GMT
On Fri, Jan 31, 2003 at 03:18:58PM -0800, Andrew Morton wrote:
> Also, don't mark hugepages as all PageReserved any more. That's preenting
> callers from doing proper refcounting. Any code which does a user pagetable
> walk and hits part of a hugepage will now handle it transparently.
Heh, that's helping me a lot and makes get_one_user_page very
simple again (and simplify the follow_huge_* stuff even more).
This could help futex slow-path and remove loads of code.
Once this hugetlb stuff settles down a bit, I'll rewrite the
page-walking again to accomodate this. No API changes, just
So please tell the linux-mm list, when it's finished and I'll have
sth. ready for -mm in the first week of March.
 Important exams in February, sorry.
Science is what we can tell a computer. Art is everything else. --- D.E.Knuth
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