Getting the full Xen version in an easily scriptable way is awkward, especially if trying to piece together from xen_{major,minor,extra}.
This reflects $(XEN_FULLVERSION) in the build system (but under a more sensible name, as $(XEN_VERSION) is just the major number).
395f777 xl: Add 'xen_version' to `xl info`
tools/libxl/xl_cmdimpl.c | 2 ++
1 file changed, 2 insertions(+)
Upstream: xenbits.xen.org