On Sat, 2 May 2009 13:46:34 +0200 "Rafael J. Wysocki" <rjw@xxxxxxx> wrote: > > Do we need the bitmap? I expect we can just string all these pages > > onto a local list via page.lru. Would need to check that - the > > pageframe fields are quite overloaded. > > This is the reason why we use the bitmaps for hibernation. :-) grep the tree for page->lru and you'll see that quite a few page consumers are using it. So you'd be pretty safe doing it this way. Whether it's _worth_ doing it this way is debatable, given that hibernation uses bitmaps elsewhere. But it would shrink the patch a bit I expect? -- To unsubscribe from this list: send the line "unsubscribe kernel-testers" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html