On 14.09.2012, at 14:45, Paul Mackerras wrote: > On Fri, Sep 14, 2012 at 02:13:37PM +0200, Alexander Graf wrote: > >> So do you think it makes more sense to reimplement a large page allocator in >> KVM, as this patch set does, or improve CMA to get us really big chunks of >> linear memory? >> >> Let's ask the Linux mm guys too :). Maybe they have an idea. > > I asked the authors of CMA, and apparently it's not limited to > MAX_ORDER as I feared. It has the advantage that the memory can be > used for other things such as page cache when it's not needed, but not > for immovable allocations such as kmalloc. I'm going to try it out. > It will need a patch to increase the maximum alignment it allows.
Awesome. Thanks a lot. I'd really prefer if we can stick to generic Linux solutions rather than invent our own :). 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
