On 22/02/13 08:14, Jan Beulich wrote: >>>> On 21.02.13 at 18:57, David Vrabel <david.vrabel at citrix.com> wrote: >> The series adds support for the new hypercall ABI which should be >> provided by Xen 4.3. Images are loaded into Xen directly with no >> kernel involvement. >> >> Do not apply until the hypervisor side patches are applied to Xen. >> >> Patch 1 is unrelated but kexec wouldn't work for me without it. Not >> sure why I had problems, perhaps a toolstack specific issue? >> >> Patch 2 makes libxc 4.3 mandatory for Xen support. > > That doesn't sound right. How do you envision this to be > incorporated into existing distros that don't right away switch > to Xen 4.3? Eric Bierderman said in an earlier thread[1]: "Certainly /sbin/kexec will only support the new hypercall once the support has merged." David [1] http://lists.xen.org/archives/html/xen-devel/2013-01/msg00754.html