Improve debugging of job enter/exit code
Improve debugging of job enter/exit code

In debugging a recent oVirt/libvirt race condition, I was very
frustrated by lack of logging in the job enter/exit code. This
patch adds some key data which would have been useful in by
debugging attempts.

Signed-off-by: Daniel P. Berrange <bb938cf255e055ff3507f2627d214e8e62118fcf@redhat.com>

elmarco/libvirt,eskultety/libvirt,zhlcindy/libvirt-1.1.4-maintain,elmarco/libvirt,crobinso/libvirt,jfehlig/libvirt,eskultety/libvirt,jardasgit/libvirt,VenkatDatta/libvirt,taget/libvirt,agx/libvirt,VenkatDatta/libvirt,crobinso/libvirt,nertpinx/libvirt,andreabolognani/libvirt,agx/libvirt,andreabolognani/libvirt,cbosdo/libvirt,fabianfreyer/libvirt,taget/libvirt,taget/libvirt,fabianfreyer/libvirt,crobinso/libvirt,andreabolognani/libvirt,olafhering/libvirt,nertpinx/libvirt,shugaoye/libvirt,elmarco/libvirt,cbosdo/libvirt,nertpinx/libvirt,shugaoye/libvirt,crobinso/libvirt,libvirt/libvirt,cbosdo/libvirt,VenkatDatta/libvirt,andreabolognani/libvirt,libvirt/libvirt,agx/libvirt,shugaoye/libvirt,eskultety/libvirt,rlaager/libvirt,agx/libvirt,zippy2/libvirt,cbosdo/libvirt,zhlcindy/libvirt-1.1.4-maintain,nertpinx/libvirt,zippy2/libvirt,zhlcindy/libvirt-1.1.4-maintain,taget/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,zhlcindy/libvirt-1.1.4-maintain,olafhering/libvirt,elmarco/libvirt,eskultety/libvirt,eskultety/libvirt,olafhering/libvirt,agx/libvirt,rlaager/libvirt,shugaoye/libvirt,fabianfreyer/libvirt,shugaoye/libvirt,jardasgit/libvirt,zippy2/libvirt,datto/libvirt,VenkatDatta/libvirt,rlaager/libvirt,rlaager/libvirt,jardasgit/libvirt,jardasgit/libvirt,zippy2/libvirt,jfehlig/libvirt,nertpinx/libvirt,andreabolognani/libvirt,elmarco/libvirt,cbosdo/libvirt,jfehlig/libvirt,libvirt/libvirt,VenkatDatta/libvirt,taget/libvirt,datto/libvirt,datto/libvirt,rlaager/libvirt,datto/libvirt,zhlcindy/libvirt-1.1.4-maintain,fabianfreyer/libvirt,libvirt/libvirt,olafhering/libvirt,jardasgit/libvirt,datto/libvirt