Messages in this thread | | | Date | Thu, 8 Apr 2004 11:53:27 +1000 | From | David Gibson <> | Subject | Re: RFC: COW for hugepages |
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On Wed, Apr 07, 2004 at 11:00:43AM +0200, Zoltan Menyhart wrote: > David, > > Why not just add a flag for a VMA telling if you want / do not want to > copy it on "fork()" ? E.g.: > > dup_mmap(): > > for (= current->mm->mmap ; mpnt ; mpnt = mpnt->vm_next) { > > if (mpnt->vm_flags & VM_HUGETLB_DONT_COPY) > <do nothing> > } >
Um.. why would that be useful?
-- David Gibson | For every complex problem there is a david AT gibson.dropbear.id.au | solution which is simple, neat and | wrong. http://www.ozlabs.org/people/dgibson - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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