Add timing of LV commands with logging for lvm commands
Add timing of LV commands with logging for lvm commands

Signed-off-by: Mark Syms <655512b2a8f1aba6e4085462b623575da824f038@citrix.com>

germanop/sm,germanop/sm,kostaslamda/sm,chandrikas/sm,xapi-project/sm,germanop/sm,kostaslamda/sm,xapi-project/sm,kostaslamda/sm,chandrikas/sm,xapi-project/sm,chandrikas/sm