From: Steve Wise <swise-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
To: Or Gerlitz <ogerlitz-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Cc: Roland Dreier <roland-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Christoph Lameter <cl-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>,
Tzahi Oved <tzahio-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Subject: Re: Trust model for raw QPs
Date: Wed, 15 Aug 2012 08:40:29 -0500 [thread overview]
Message-ID: <502BA6CD.9010308@opengridcomputing.com> (raw)
In-Reply-To: <502BA406.2060409-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
On 8/15/2012 8:28 AM, Or Gerlitz wrote:
> Currently, for an app to open a raw QP from user space, we (verbs)
> require admin permission, for which we (Mellanox) got customer
> feedback saying this is problematic on some of the environments.
>
> Suppose we allow to user to provide source mac+vlan when creating the
> QP or when modifying its state, and the HW can enforce that -- in that
> case I think its OK to remove that restriction e.g ala what is allowed
> today with user space UD QPs when the fabric is IB.
>
> Or.
We have similar requirements from customers. I don't understand how
mac+vlan allows the driver to enforce anything? Can you explain this
further?
Stevo
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next prev parent reply other threads:[~2012-08-15 13:40 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-15 13:28 Trust model for raw QPs Or Gerlitz
[not found] ` <502BA406.2060409-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2012-08-15 13:40 ` Steve Wise [this message]
[not found] ` <502BA6CD.9010308-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2012-08-15 13:48 ` Or Gerlitz
2012-08-15 14:06 ` Christoph Lameter
[not found] ` <000001392a9b6b2a-ba67aaa6-b7b8-4c80-90db-03f0172aef6e-000000-p/GC64/jrecnJqMo6gzdpkEOCMrvLtNR@public.gmane.org>
2012-08-15 14:28 ` Or Gerlitz
2012-08-15 16:47 ` Jason Gunthorpe
[not found] ` <20120815164701.GD30810-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2012-08-15 17:31 ` Or Gerlitz
[not found] ` <CAJZOPZLiEguZv_HDe51Sg2bqpqVfGh76jNcLn-OfnreMGdmHvQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-08-15 17:36 ` Christoph Lameter
2012-08-15 17:33 ` Christoph Lameter
[not found] ` <000001392b589827-3d77568e-495d-4463-ab69-05b20205b7f5-000000-p/GC64/jrecnJqMo6gzdpkEOCMrvLtNR@public.gmane.org>
2012-08-15 18:20 ` Jason Gunthorpe
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