From: Slava Ovsiienko <viacheslavo@nvidia.com>
To: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>,
Matan Azrad <matan@nvidia.com>,
Shahaf Shuler <shahafs@nvidia.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
"ruifeng.wang@arm.com" <ruifeng.wang@arm.com>,
"nd@arm.com" <nd@arm.com>, Matan Azrad <matan@nvidia.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: RE: [PATCH v3] net/mlx5: use just sufficient barrier for ARM platforms
Date: Thu, 9 Mar 2023 15:44:40 +0000 [thread overview]
Message-ID: <DM6PR12MB37535609AE16D2836C87D07FDFB59@DM6PR12MB3753.namprd12.prod.outlook.com> (raw)
In-Reply-To: <20230309023247.1241515-1-honnappa.nagarahalli@arm.com>
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> -----Original Message-----
> From: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
> Sent: четверг, 9 марта 2023 г. 04:33
> To: Matan Azrad <matan@nvidia.com>; Shahaf Shuler <shahafs@nvidia.com>;
> Slava Ovsiienko <viacheslavo@nvidia.com>
> Cc: dev@dpdk.org; honnappa.nagarahalli@arm.com; ruifeng.wang@arm.com;
> nd@arm.com; Matan Azrad <matan@mellanox.com>; stable@dpdk.org
> Subject: [PATCH v3] net/mlx5: use just sufficient barrier for ARM platforms
>
> cqe->op_own indicates if the CQE is owned by the NIC. The rest of
> the fields in CQE should be read only after op_own is read. On Arm platforms
> using "dmb ishld" is sufficient to enforce this.
>
> Fixes: 88c0733535d6 ("net/mlx5: extend Rx completion with error handling")
> Cc: matan@mellanox.com
> Cc: stable@dpdk.org
>
> Signed-off-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
> Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
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next prev parent reply other threads:[~2023-03-09 15:44 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-06 16:49 [dpdk-stable] [PATCH] net/mlx5: remove unwanted barrier Honnappa Nagarahalli
2021-07-01 12:52 ` Slava Ovsiienko
2021-07-02 21:51 ` Honnappa Nagarahalli
2022-08-30 20:00 ` [PATCH v2] net/mlx5: use just sufficient barrier for Arm platforms Honnappa Nagarahalli
2022-09-27 6:34 ` Slava Ovsiienko
2022-09-27 21:03 ` Honnappa Nagarahalli
2022-11-15 1:45 ` Honnappa Nagarahalli
2023-03-07 16:07 ` Slava Ovsiienko
2023-03-09 2:42 ` Honnappa Nagarahalli
2022-09-27 21:06 ` Honnappa Nagarahalli
2023-03-09 2:32 ` [PATCH v3] net/mlx5: use just sufficient barrier for ARM platforms Honnappa Nagarahalli
2023-03-09 15:44 ` Slava Ovsiienko [this message]
2023-03-19 13:32 ` Raslan Darawsheh
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