On Fri, 2012-10-19 at 09:51 -0400, Johannes Weiner wrote: > Right now, unlike the traditional migration path, this breaks COW for > every migration, but maybe you don't care about shared pages in the > first place. And fixing that should be nothing more than grabbing the > anon_vma lock and using rmap to switch more than one pmd over, right? >
This patch was very much about getting _something_ rather than caring (too much) about all the weird corner cases. And yes, your suggestion sounds about right. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
