CP-9798: Move block device renaming into the kernel
CP-9798: Move block device renaming into the kernel

Newer versions of udev do not allow block devices to be renamed
so move the naming into the kernel, and correspondingly update
some paths.

Signed-off-by: Ross Lagerwall <d769abb2ab51a4b3c6d56e5ec4ccdd860b82f07a@citrix.com>
Acked-by: Germano Percossi <1811ef1c36bab1195f69031187febf2a003dfc12@citrix.com>

kostaslamda/sm,germanop/sm,chandrikas/sm,malcolmcrossley/sm,djs55/sm,robertbreker/sm,pritha-srivastava/sm,pritha-srivastava/sm,kostaslamda/sm,germanop/sm,germanop/sm,xapi-project/sm,martinjorge/sm,kostaslamda/sm,geosharath/sm,xapi-project/sm,djs55/sm,malcolmcrossley/sm,geosharath/sm,martinjorge/sm,pritha-srivastava/sm,xapi-project/sm,malcolmcrossley/sm,chandrikas/sm,robertbreker/sm,chandrikas/sm,djs55/sm,geosharath/sm,robertbreker/sm,martinjorge/sm