linux-rdma.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Eli Cohen <eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Cc: dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	liranl-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org
Subject: Re: [PATCH for-next 03/10] IB/core: Support accessing SA in virtualized environment
Date: Tue, 1 Mar 2016 10:44:01 -0700	[thread overview]
Message-ID: <20160301174401.GC25176@obsidianresearch.com> (raw)
In-Reply-To: <1456851143-138332-4-git-send-email-eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>

On Tue, Mar 01, 2016 at 06:52:16PM +0200, Eli Cohen wrote:
> Per the ongoing standardisation process, when virtual HCAs are present
> in a network, traffic is routed based on a destination GID. In order to
> access the SA we use the well known SA GID.

Should we be merging patches based on on-going standards work?

> +		ah_attr.ah_flags = IB_AH_GRH;
> +		ah_attr.grh.dgid.global.subnet_prefix = cpu_to_be64(IB_SA_WELL_KNOWN_GID_PREFIX);
> +		ah_attr.grh.dgid.global.interface_id = cpu_to_be64(IB_SA_WELL_KNOWN_GUID);

I'm surprised this hard wired to fe80::2 - surely this should use
the current subnet prefix? There should be no traffic prefixed with
fe80:: if a subnet is configured with another prefix.

Jason
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

  parent reply	other threads:[~2016-03-01 17:44 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-01 16:52 [PATCH for-next 00/10] IB SR-IOV support Eli Cohen
     [not found] ` <1456851143-138332-1-git-send-email-eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-03-01 16:52   ` [PATCH for-next 01/10] net/core: Add support for configuring VF GUIDs Eli Cohen
     [not found]     ` <1456851143-138332-2-git-send-email-eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-03-01 17:37       ` Jason Gunthorpe
     [not found]         ` <20160301173751.GA25176-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-03-01 17:49           ` Eli Cohen
     [not found]             ` <20160301174951.GA19366-lgQlq6cFzJSjLWYaRI30zHI+JuX82XLG@public.gmane.org>
2016-03-01 18:25               ` Jason Gunthorpe
     [not found]                 ` <20160301182516.GA12495-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-03-01 21:08                   ` Or Gerlitz
     [not found]                     ` <CAJ3xEMgrAUCj7PS6fegmuSUsjMruH3gzSHZmuzAX+ZbHZOpL9w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-03-02 16:50                       ` Doug Ledford
     [not found]                         ` <56D719E3.2000206-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-03-02 18:40                           ` Or Gerlitz
     [not found]                             ` <CAJ3xEMh5vJAZVO03=rRVCvqqXzXvah3idrMtMQfFP-wBxR7R_Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-03-04 14:35                               ` Doug Ledford
     [not found]                                 ` <56D99D3D.4000606-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-03-07  7:23                                   ` Or Gerlitz
2021-10-26 15:16     ` Eugene Syromiatnikov
2016-03-01 16:52   ` [PATCH for-next 02/10] IB/mlx5: Fix decision on using MAD_IFC Eli Cohen
2016-03-01 16:52   ` [PATCH for-next 03/10] IB/core: Support accessing SA in virtualized environment Eli Cohen
     [not found]     ` <1456851143-138332-4-git-send-email-eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-03-01 17:44       ` Jason Gunthorpe [this message]
     [not found]         ` <20160301174401.GC25176-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-03-01 18:17           ` Eli Cohen
     [not found]             ` <20160301181742.GB19366-lgQlq6cFzJSjLWYaRI30zHI+JuX82XLG@public.gmane.org>
2016-03-01 18:32               ` Jason Gunthorpe
     [not found]                 ` <20160301183256.GB12495-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-03-01 19:07                   ` Eli Cohen
     [not found]                     ` <20160301190742.GC19366-lgQlq6cFzJSjLWYaRI30zHI+JuX82XLG@public.gmane.org>
2016-03-01 19:31                       ` Jason Gunthorpe
     [not found]                         ` <20160301193153.GA25755-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-03-01 19:46                           ` Eli Cohen
     [not found]                             ` <20160301194608.GF19366-lgQlq6cFzJSjLWYaRI30zHI+JuX82XLG@public.gmane.org>
2016-03-01 21:15                               ` Or Gerlitz
2016-03-04 14:37                               ` Doug Ledford
     [not found]                                 ` <56D99D8E.5020900-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-03-07  7:52                                   ` Or Gerlitz
2016-03-01 16:52   ` [PATCH for-next 04/10] IB/core: Add interfaces to control VF attributes Eli Cohen
2016-03-01 16:52   ` [PATCH for-next 05/10] IB/ipoib: Add ndo operations for configuring VFs Eli Cohen
2016-03-01 16:52   ` [PATCH for-next 06/10] net/mlx5_core: Add VF param when querying vport counter Eli Cohen
2016-03-01 16:52   ` [PATCH for-next 07/10] net/mlx5_core: Implement modify HCA vport command Eli Cohen
2016-03-01 16:52   ` [PATCH for-next 08/10] IB/mlx5: Implement callbacks for manipulating VFs Eli Cohen
     [not found]     ` <1456851143-138332-9-git-send-email-eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-03-06 12:33       ` Yuval Shaia
2016-03-01 16:52   ` [PATCH for-next 09/10] IB/ipoib: Allow mcast packets from other VFs Eli Cohen
     [not found]     ` <1456851143-138332-10-git-send-email-eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-03-06 11:50       ` Yuval Shaia
     [not found]         ` <20160306115006.GA23975-Hxa29pjIrETlQW142y8m19+IiqhCXseY@public.gmane.org>
2016-03-06 12:13           ` Or Gerlitz
2016-03-01 16:52   ` [PATCH for-next 10/10] IB/core: Use GRH when the path hop-limit > 0 Eli Cohen
     [not found]     ` <1456851143-138332-11-git-send-email-eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-03-01 17:38       ` Jason Gunthorpe
     [not found]         ` <20160301173846.GB25176-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-03-03 15:55           ` Doug Ledford

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20160301174401.GC25176@obsidianresearch.com \
    --to=jgunthorpe-epgobjl8dl3ta4ec/59zmfatqe2ktcn/@public.gmane.org \
    --cc=dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
    --cc=eli-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org \
    --cc=linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=liranl-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).