U should confirm this before going ahead,
 
I believe that's what LVM is good for, or else why use it in the first place?
 
{
Logical volume management is traditionally associated with large installations containing many disks but it is equally suited to small systems with a single disk or maybe two.
}   <- this is from Why would I want it? 
 
and this will take U home -> Benefits of Logical Volume Management on a Small System
 
HTH
--
Anil Kumar Shrama