On 10/20/2016 11:24 PM, Liang Li wrote: > Will allow faster notifications using a bitmap down the road. > balloon_pfn_to_page() can be removed because it's useless. This is a pretty terse description of what's going on here. Could you try to elaborate a bit? What *is* the current approach? Why does it not work going forward? What do you propose instead? Why is it better? -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html