patches for DPDK stable branches
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From: Matan Azrad <matan@nvidia.com>
To: Jack Min <jackmin@nvidia.com>, Shahaf Shuler <shahafs@nvidia.com>,
	Slava Ovsiienko <viacheslavo@nvidia.com>,
	Jack Min <jackmin@nvidia.com>, Ori Kam <orika@nvidia.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, "stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-stable] [PATCH] net/mlx5: fix redundant flow after RSS expansion
Date: Thu, 8 Apr 2021 09:23:15 +0000
Message-ID: <MW2PR12MB2492AB250831769DD9F71142DF749@MW2PR12MB2492.namprd12.prod.outlook.com> (raw)
In-Reply-To: <d081a6fa197cfd508778f2ff0cc9665241a09f3e.1617111457.git.jackmin@nvidia.com>



From: Xiaoyu Min
> When RSS expand, if there is no expansion happened but completion happened
> because user only input next protocol field instead of item i.e, ether type ==
> 0x8100 instead of VLAN, an extra flow is created with missing item in order to
> filter traffic strictly.
> 
> However, after [1] and [2] the rte_flow_item_eth itself is enough to filter out
> VLAN traffic, the VLAN item is not needed.
> 
> This redundant flow will cause faiure in some scenarios on group 0 due to they
> are the same FTE.
> 
> Fixes: fc2dd8dd492f ("ethdev: fix expand RSS flows")
> Cc: stable@dpdk.org
> 
> [1]:
> commit 09315fc83861 ("ethdev: add VLAN attributes to ethernet and VLAN
> items")
> 
> [2]:
> commit 86b59a1af671 ("net/mlx5: support VLAN matching fields")
> 
> Signed-off-by: Xiaoyu Min <jackmin@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>

  reply	other threads:[~2021-04-08  9:23 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-30 13:40 Xiaoyu Min
2021-04-08  9:23 ` Matan Azrad [this message]
2021-04-11  9:04 ` [dpdk-stable] [dpdk-dev] " Raslan Darawsheh

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