On Fri, Feb 1, 2019 at 6:17 PM Dexuan Cui <decui@xxxxxxxxxxxxx> wrote: > > From: Dan Williams <dan.j.williams@xxxxxxxxx> [..] > > Honestly, the quickest path to something functional for Linux is to > > simply delete the _LSR support and use raw mode defined namespaces. > > Why have labels if they are read-only and the region is sufficient for > > defining boundaries? > > Just now Hyper-V team confirmed _LSW is not supported. > > But with Ubuntu 19.04 kernel (4.18.0-11-generic), I'm able to run the commands > without any issue: This is because Ubuntu is running in "label-less" mode. So all the writes it is performing for namespace reconfiguration are just going to the data-space of the region, not the labels.