RE: [PATCH v7 00/23] nvme-tcp receive offloads

Shai Malin
2022-10-27T10:45:41Z

On Thu, 27 Oct 2022 at 11:35, Sagi Grimberg <sagi@grimberg.me> wrote:
> > Hi,
> >
> > The nvme-tcp receive offloads series v7 was sent to both net-next and
> > nvme. It is the continuation of v5 which was sent on July 2021
> > https://lore.kernel.org/netdev/20210722110325.371-1-borisp@nvidia.com/ .
> > V7 is now working on a real HW.
> >
> > The feature will also be presented in netdev this week
> > https://netdevconf.info/0x16/session.html?NVMeTCP-Offload-%E2%80%93-
> Implementation-and-Performance-Gains
> >
> > Currently the series is aligned to net-next, please update us if you will prefer
> otherwise.
> >
> > Thanks,
> > Shai, Aurelien
>
> Hey Shai & Aurelien
>
> Can you please add in the next time documentation of the limitations
> that this offload has in terms of compatibility? i.e. for example (from
> my own imagination):
> 1. bonding/teaming/other-stacking?
> 2. TLS (sw/hw)?
> 3. any sort of tunneling/overlay?
> 4. VF/PF?
> 5. any nvme features?
> 6. ...
>
> And what are your plans to address each if at all.
>
> Also, does this have a path to userspace? for example almost all
> of the nvme-tcp targets live in userspace.
>
> I don't think I see in the code any limits like the maximum
> connections that can be offloaded on a single device/port. Can
> you share some details on this?
>
> Thanks.

Sure, we add it.