On 12.09.2012, at 02:34, Paul Mackerras wrote: > This series of 3 patches makes it possible for guests to allocate > whatever size of HPT they need from linear memory preallocated at > boot, rather than being restricted to a single size of HPT (by > default, 16MB) and having to use the kernel page allocator for > anything else -- which in practice limits them to at most 16MB given > the default value for the maximum page order. Instead of allocating > many individual pieces of memory, this allocates a single contiguous > area and uses a simple bitmap-based allocator to hand out pieces of it > as required.
Have you tried to play with CMA for this? It sounds like it could buy us exactly what we need. Alex -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
