On Wed, 30 Jan 2008, Robin Holt wrote: > Index: git-linus/mm/mmu_notifier.c > =================================================================== > --- git-linus.orig/mm/mmu_notifier.c 2008-01-30 11:43:45.000000000 -0600 > +++ git-linus/mm/mmu_notifier.c 2008-01-30 11:56:08.000000000 -0600 > @@ -99,3 +99,8 @@ void mmu_rmap_notifier_unregister(struct > } > EXPORT_SYMBOL(mmu_rmap_notifier_unregister); > > +void mmu_rmap_export_page(struct page *page) > +{ > + SetPageExternalRmap(page); > +} > +EXPORT_SYMBOL(mmu_rmap_export_page);
Then mmu_rmap_export_page would have to be called before the subsystem establishes the rmap entry for the page. Could we do all PageExternalRmap modifications under Pagelock? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/