Describe use of per-subdir trace events files and how it impacts
code generation.
Reviewed-by: NStefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: NDaniel P. Berrange <berrange@redhat.com>
Message-id: 20170125161417.31949-8-berrange@redhat.com
Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com>