RE: [PATCH v1 05/18] xprtrdma: Avoid using Write list for small NFS READ requests

Steve Wise
2016-04-11T20:35:35Z

> Avoid the latency and interrupt overhead of registering a Write
> chunk when handling NFS READ requests of a few hundred bytes or
> less.
>
> This change does not interoperate with Linux NFS/RDMA servers
> that do not have commit 9d11b51ce7c1 ('svcrdma: Fix send_reply()
> scatter/gather set-up').
>
> $ git describe 9d11b51ce7c1
> v4.2-rc3-10-g9d11b51
>

Hey Chuck,

Is there any way to avoid breaking interoperability with older servers?

Steve