On 2019-08-15 6:36 a.m., Max Gurtovoy wrote: > > On 8/2/2019 2:45 AM, Logan Gunthorpe wrote: >> This patch rejects any new connection to the passthru-ctrl if this >> controller is already connected to a different host. At the time of >> allocating the controller we check if the subsys associated with >> the passthru ctrl is already connected to a host and reject it >> if the hostnqn differs. > > This is a big limitation. > > Are we plan to enable many front-end ctrl's to connect to the single > back-end ctrl in the future ? Honestly, I don't know that it's really necessary, but the limitation was requested by Sagi the first time this patch-set was submitted[1] citing unspecified user troubles. If there's consensus to remove the restriction I certainly can. Logan [1] http://lists.infradead.org/pipermail/linux-nvme/2018-April/016588.html