Description of problem: Currently UUIDs on ext2/3/4 filesystems can be set using the special set-e2uuid command. However it's possible to set these as well for XFS (using xfs_admin -U ...). We should implement a generic set-uuid call which can handle either. (Requested by: Bo Fan)
Fixed/implemented upstream: https://github.com/libguestfs/libguestfs/commit/091d22f49e7fcb53fb3bb23e2ba94ca12eb88eab https://github.com/libguestfs/libguestfs/commit/8580ef7d0f2aac2118fa7b4055f3eb28cd127093 https://github.com/libguestfs/libguestfs/commit/df02c2471f3fe94c691c389c17a5d23d052848dd https://github.com/libguestfs/libguestfs/commit/8965368eb89532ac1613fffb0a3a661f005bae81