On Wed, 2007-03-14 at 21:38 -0500, Hollis Blanchard wrote:
> On Sun, 2007-03-11 at 15:53 +0200, Avi Kivity wrote:
> > Instead of passing a 'struct kvm_run' back and forth between the
> > kernel and userspace, allocate a page and allow the user to mmap() it.
> > This reduces needless copying and makes the interface expandable by
> > providing lots of free space.
> 
> Do you provide for another means of accessing guest memory from host
> userspace? For example, how do you attach a host debugger to the guest?
> 
> Xen uses an ioctl followed by mmap for this purpose, which is why I
> wonder about using mmap(/dev/kvm) for another purpose.

Never mind: I see now that you have separate device nodes for the VM vs
each vcpu.

-Hollis

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