background: refer to orignal plan posted by Marcelo Tosatti, http://lists.gnu.org/archive/html/qemu-devel/2012-06/msg04315.html
prev version: https://lists.gnu.org/archive/html/qemu-devel/2012-07/msg03312.html changes v1->v2 --introduce atomic ops --introduce ref cnt for MemoryRegion --make memory's flat view and radix tree toward rcu style. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
