On Mon, 2007-02-19 at 10:37 -0500, James Morris wrote: > On Mon, 19 Feb 2007, Avi Kivity wrote: > > > Daniel P. Berrange wrote: > > >> Note that if you use the modules from Linux 2.6.20, you need to use > > >> kvm-12. You can use kvm-14 with Linux 2.6.20, provided you use the > > >> external module included in kvm-14. > > >> > > > > > > Is there back-compatability in the reverse direction ? ie, will the > > > new kmod from kvm-14 work with the older kvm-12 userspace ? > > > > > > > No. > > It's traditional for the mainline kernel to maintain backward > compatibility with existing userspace ABIs (e.g. syscalls).
Stable ABIs are hard, and this is CONFIG_EXPERIMENTAL after all. I don't think KVM needs ABI stability until CONFIG_EXPERIMENTAL is removed (of course, sooner is always nice if it doesn't create problems). Rusty. ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ kvm-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/kvm-devel
