Re: GET_RNG_SEED hypercall ABI? (Re: [PATCH v5 0/5] random,x86,kvm: Rework arch RNG seeds and get some from kvm)

2014-08-29 Thread Paolo Bonzini
Il 29/08/2014 02:13, Andy Lutomirski ha scritto: Hmm. Then, assuming that someone manages to allocate a cross-hypervisor MSR number for this, what am I supposed to do in the KVM code? Just make it available unconditionally? I don't see why that wouldn't work reliably, but it seems like an

Re: virtio DMA API?

2014-08-29 Thread Konrad Rzeszutek Wilk
On Thu, Aug 28, 2014 at 07:31:16AM +1000, Benjamin Herrenschmidt wrote: On Wed, 2014-08-27 at 20:40 +0930, Rusty Russell wrote: Hi Andy, This has long been a source of contention. virtio assumes that the hypervisor can decode guest-physical addresses. PowerPC, in