From: Raslan Darawsheh <rasland@nvidia.com>
To: Slava Ovsiienko <viacheslavo@nvidia.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: Alexander Kozyrev <akozyrev@nvidia.com>,
Matan Azrad <matan@nvidia.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-stable] [PATCH] net/mlx5: fix Rx queues completion index consistency
Date: Mon, 9 Nov 2020 14:38:36 +0000 [thread overview]
Message-ID: <DM6PR12MB27486833D3960ADE78960E7FCFEA0@DM6PR12MB2748.namprd12.prod.outlook.com> (raw)
In-Reply-To: <1604682970-1149-1-git-send-email-viacheslavo@nvidia.com>
Hi,
> -----Original Message-----
> From: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
> Sent: Friday, November 6, 2020 7:16 PM
> To: dev@dpdk.org
> Cc: Raslan Darawsheh <rasland@nvidia.com>; Alexander Kozyrev
> <akozyrev@nvidia.com>; Matan Azrad <matan@nvidia.com>;
> stable@dpdk.org
> Subject: [PATCH] net/mlx5: fix Rx queues completion index consistency
>
> The Rx queue completion consumer index got temporary
> wrong value pointing to the midst of the compressed CQE
> session. If application crashed at the moment the next
> queue restart caused handling wrong CQEs pointed by index
> and losing consuming index synchronization, that made
> reliable queue restart impossible.
>
> Fixes: 88c0733535d6 ("net/mlx5: extend Rx completion with error handling")
> Cc: stable@dpdk.org
>
> Signed-off-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
> ---
> drivers/net/mlx5/mlx5_rxq.c | 2 +-
> drivers/net/mlx5/mlx5_rxtx.c | 16 +++++++++++-----
> 2 files changed, 12 insertions(+), 6 deletions(-)
Patch applied to next-net-mlx,
Kindest regards,
Raslan Darawsheh
prev parent reply other threads:[~2020-11-09 14:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-06 17:16 Viacheslav Ovsiienko
2020-11-09 10:20 ` Matan Azrad
2020-11-09 14:38 ` Raslan Darawsheh [this message]
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