From: Raslan Darawsheh <rasland@nvidia.com>
To: "jiangheng (G)" <jiangheng14@huawei.com>,
Slava Ovsiienko <viacheslavo@nvidia.com>,
"dev@dpdk.org" <dev@dpdk.org>, Matan Azrad <matan@nvidia.com>
Subject: RE: [PATCH v2] net/mlx5: fix lro update tcp header cksum error
Date: Tue, 18 Jul 2023 11:58:59 +0000 [thread overview]
Message-ID: <BYAPR12MB307845D53ED5DCD15EBBA937CF38A@BYAPR12MB3078.namprd12.prod.outlook.com> (raw)
In-Reply-To: <46433ee3531547aebf906e4144c520d1@huawei.com>
Hi,
> -----Original Message-----
> From: jiangheng (G) <jiangheng14@huawei.com>
> Sent: Thursday, April 13, 2023 3:58 AM
> To: Slava Ovsiienko <viacheslavo@nvidia.com>; dev@dpdk.org; Matan Azrad
> <matan@nvidia.com>
> Subject: [PATCH v2] net/mlx5: fix lro update tcp header cksum error
>
> The variable csum is the sum of three 16 bits integers, the max value is
> 0x2FFFD. The corner case of sum of 3 is 0x1FFFF gives the wrong
> result: 0x1 + 0xFFFF = 0x10000, the upper 16 bits are not 0.
> It must be folded again to ensure that the upper 16 bits are 0.
>
> Fixes: e4c2a16eb1de ("net/mlx5: handle LRO packets in Rx queue")
> Cc: stable@dpdk.org
>
> Signed-off-by: jiangheng <jiangheng14@huawei.com>
Patch applied to next-net-mlx,
Kindest regards,
Raslan Darawsheh
prev parent reply other threads:[~2023-07-18 11:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-13 0:57 jiangheng (G)
2023-07-13 12:16 ` Thomas Monjalon
2023-07-14 9:10 ` Slava Ovsiienko
2023-07-18 11:58 ` Raslan Darawsheh [this message]
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