On Tue, Mar 17, 2015 at 06:50:53PM +0000, Alasdair G Kergon wrote: > The format needs to remain easily extendable. Yes, I agree. I will address this in the next version. > Or (my preference) use a 'features' approach like most other targets do: This sounds like a better option to me, I will go with this. Sami -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel