Re: [kvm-devel] [Qemu-devel] Re: [PATCH 1/6] Use correct types to enable > 2G support

2008-02-05 Thread Ian Jackson
Fabrice Bellard writes ("[Qemu-devel] Re: [PATCH 1/6] Use correct types to enable > 2G support"): > Paul Brook wrote: If we ever implement >2G ram on a 32-bit host this > > may need some rethinking. We can deal with that if/when it > > happens though. Requiring a 64-bit host for large quantities

Re: [kvm-devel] [Qemu-devel] Re: [PATCH 1/6] Use correct types to enable > 2G support

2008-02-01 Thread Paul Brook
> virtio could still be made to work with map cache. You would just have > to change it to be able to map more than one page contiguously. As I > mentioned though, it just starts getting ugly. That's why you should be using the cpu_physical_memory_rw routines :-) Anything that assume large line

Re: [kvm-devel] [Qemu-devel] Re: [PATCH 1/6] Use correct types to enable > 2G support

2008-02-01 Thread Anthony Liguori
Daniel P. Berrange wrote: > On Fri, Feb 01, 2008 at 11:53:02AM -0600, Anthony Liguori wrote: > >> Ian Jackson wrote: >> >>> Anthony Liguori writes ("[Qemu-devel] Re: [kvm-devel] [PATCH 1/6] Use >>> correct types to enable > 2G support"): >>> >>> The alternative is to change

Re: [kvm-devel] [Qemu-devel] Re: [PATCH 1/6] Use correct types to enable > 2G support

2008-02-01 Thread Daniel P. Berrange
On Fri, Feb 01, 2008 at 11:53:02AM -0600, Anthony Liguori wrote: > Ian Jackson wrote: > > Anthony Liguori writes ("[Qemu-devel] Re: [kvm-devel] [PATCH 1/6] Use > > correct types to enable > 2G support"): > > > >> The alternative is to change all the places that assume phys_ram_base + > >> PA w

Re: [kvm-devel] [Qemu-devel] Re: [PATCH 1/6] Use correct types to enable > 2G support

2008-02-01 Thread Anthony Liguori
Ian Jackson wrote: > Anthony Liguori writes ("[Qemu-devel] Re: [kvm-devel] [PATCH 1/6] Use correct > types to enable > 2G support"): > >> The alternative is to change all the places that assume phys_ram_base + >> PA which I don't like very much. >> > > We would ideally like to do this for

Re: [kvm-devel] [Qemu-devel] Re: [PATCH 1/6] Use correct types to enable > 2G support

2008-02-01 Thread Ian Jackson
Anthony Liguori writes ("[Qemu-devel] Re: [kvm-devel] [PATCH 1/6] Use correct types to enable > 2G support"): > The alternative is to change all the places that assume phys_ram_base + > PA which I don't like very much. We would ideally like to do this for Xen, at least in the places we care abou