On Thu, Jan 31, 2008 at 05:37:21PM -0800, Christoph Lameter wrote: > On Fri, 1 Feb 2008, Andrea Arcangeli wrote: > > > I appreciate the review! I hope my entirely bug free and > > strightforward #v5 will strongly increase the probability of getting > > this in sooner than later. If something else it shows the approach I > > prefer to cover GRU/KVM 100%, leaving the overkill mutex locking > > requirements only to the mmu notifier users that can't deal with the > > scalar and finegrined and already-taken/trashed PT lock. > > Mutex locking? Could you be more specific?
I think he is talking about the external locking that xpmem will need to do to ensure we are not able to refault pages inside of regions that are undergoing recall/page table clearing. At least that has been my understanding to this point. Thanks, Robin -- 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/
