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Message-ID: <2780586.1668600891@warthog.procyon.org.uk>
Date: Wed, 16 Nov 2022 12:14:51 +0000
From: David Howells <dhowells@...hat.com>
To: Stefan Metzmacher <metze@...ba.org>
Cc: dhowells@...hat.com, smfrench@...il.com, tom@...pey.com,
Long Li <longli@...rosoft.com>,
Namjae Jeon <linkinjeon@...nel.org>,
linux-cifs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] cifs: Fix problem with encrypted RDMA data read
Stefan Metzmacher <metze@...ba.org> wrote:
> > Stefan Metzmacher <metze@...ba.org> wrote:
> >
> >> I'm not sure I understand why this would fix anything when encryption is
> >> enabled.
> >>
> >> Is the payload still be offloaded as plaintext? Otherwise we wouldn't have
> >> use_rdma_mr... So this rather looks like a fix for the non encrypted case.
> > The "inline"[*] PDUs are encrypted, but the direct RDMA data transmission is
> > not. I'm not sure if this is a bug in ksmbd.
>
> It's a bug in the client!
Well, if you can fix it the right way, I can test the patch. I'm not sure
what that would be if not what I suggested.
David
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