From: Matan Azrad <matan@nvidia.com>
To: Slava Ovsiienko <viacheslavo@nvidia.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: Raslan Darawsheh <rasland@nvidia.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] net/mlx5: fix switchdev mode recognition
Date: Sun, 13 Jun 2021 09:12:42 +0000 [thread overview]
Message-ID: <DM4PR12MB53892DBE280EA83D9A6EA197DF329@DM4PR12MB5389.namprd12.prod.outlook.com> (raw)
In-Reply-To: <20210611153719.30210-1-viacheslavo@nvidia.com>
From: Slava Ovsiienko
> The new kernels might add the switch_id attribute to the Netlink replies and
> this caused the wrong recognition of the E-Switch presence. The single uplink
> device was erroneously recognized as master and it caused the extending
> match for source vport index on all installed flows, including the default ones,
> and adding extra hops in the steering engine, that affected the maximal
> throughput packet rate.
>
> The extra check for the new device name format (it supposes the new
> kernel) and the device is only one is added. If this check succeeds the E-
> Switch presence is considered as wrongly detected and overridden.
>
> Fixes: 30a86157f6d5 ("net/mlx5: support PF representor")
> Cc: stable@dpdk.org
>
> Signed-off-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>
next prev parent reply other threads:[~2021-06-13 9:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-11 15:37 Viacheslav Ovsiienko
2021-06-13 9:12 ` Matan Azrad [this message]
2021-06-15 11:01 ` Raslan Darawsheh
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