DPDK patches and discussions
 help / color / mirror / Atom feed
From: Raslan Darawsheh <rasland@nvidia.com>
To: Shun Hao <shunh@nvidia.com>, Matan Azrad <matan@nvidia.com>,
	Slava Ovsiienko <viacheslavo@nvidia.com>,
	Ori Kam <orika@nvidia.com>,
	"NBU-Contact-Thomas Monjalon (EXTERNAL)" <thomas@monjalon.net>,
	"Xueming(Steven) Li" <xuemingl@nvidia.com>
Cc: dpdk-dev <dev@dpdk.org>, "stable@dpdk.org" <stable@dpdk.org>
Subject: RE: [PATCH v1] drivers: fix incorrect E-Switch manager vport ID
Date: Wed, 23 Feb 2022 14:39:56 +0000	[thread overview]
Message-ID: <BYAPR12MB3078AB6D9E35C421C298F677CF3C9@BYAPR12MB3078.namprd12.prod.outlook.com> (raw)
In-Reply-To: <20220222150717.12127-1-shunh@nvidia.com>

Hi,

> -----Original Message-----
> From: Shun Hao <shunh@nvidia.com>
> Sent: Tuesday, February 22, 2022 5:07 PM
> To: Matan Azrad <matan@nvidia.com>; Slava Ovsiienko
> <viacheslavo@nvidia.com>; orika@nvidia.com ; thomas@monjalon.net ;
> Xueming(Steven) Li <xuemingl@nvidia.com>
> Cc: dev@dpdk.org ; Raslan Darawsheh <rasland@nvidia.com>;
> stable@dpdk.org
> Subject: [PATCH v1] drivers: fix incorrect E-Switch manager vport ID
> 
> One of the E-Switch vports plays the special role - it is assigned as "E-Switch
> manager" and has some special exclusive rights and duties - it maintains all
> the representors, manages FDB domain flows, etc. By default, the E-Switch
> vport index was supposed to be zero on standalone NICs (regular ConnectX)
> and 0xFFFE SmartNIC (BlueField), but that was not always correct - this index
> can be assigned with any value by kernel/hypervisor.
> 
> Currently the E-Switch manager vport id is supposed to be default - 0 for
> standalone NICs, and 0xFFFE for the SmartNICs, and is deduced from the
> device PCI id.
> 
> To handle this and do not suggest any default values, can use DevX API to
> query E-Switch manager vport ID directly from the firmware during
> initialization, and use that value by default. If the new method is not
> provided (legacy firmware), fallback to use the PCI id approach.
> 
> Fixes: a564038699f9 ("net/mlx5: support E-Switch manager egress traffic
> match")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Shun Hao <shunh@nvidia.com>
> Acked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>

Patch applied to next-net-mlx,

Kindest regards,
Raslan Darawsheh

  reply	other threads:[~2022-02-23 14:40 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-22 15:07 Shun Hao
2022-02-23 14:39 ` Raslan Darawsheh [this message]
2022-02-23 18:59   ` Ferruh Yigit
2022-02-24  9:20     ` Raslan Darawsheh
  -- strict thread matches above, loose matches on Subject: below --
2022-02-22  8:40 Shun Hao

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=BYAPR12MB3078AB6D9E35C421C298F677CF3C9@BYAPR12MB3078.namprd12.prod.outlook.com \
    --to=rasland@nvidia.com \
    --cc=dev@dpdk.org \
    --cc=matan@nvidia.com \
    --cc=orika@nvidia.com \
    --cc=shunh@nvidia.com \
    --cc=stable@dpdk.org \
    --cc=thomas@monjalon.net \
    --cc=viacheslavo@nvidia.com \
    --cc=xuemingl@nvidia.com \
    /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).