On Thu, Apr 23, 2020 at 01:39:26AM +0300, Max Gurtovoy wrote: > it's a bit late for me now so I probably wrote non standard sentence above. > > BUT what I meant to say is I would like to give the user an option to > decide whether use E2E protection or not (of course a controller can > control protected and non-protected namespaces :) ) I don't really have a problem with an opt-out, but I'd like to apply it consistently over all transports. > > AFAIK, there is no option to format a ns in NVMf (at least for RDMA there > is only 1 lbaf exposed by the target) so i'm not sure how exactly this will > work. The NVMe protocol Format NVM support is independent of the transport.