From: Yongseok Koh <yskoh@mellanox.com>
To: "Nélio Laranjeiro" <nelio.laranjeiro@6wind.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
Adrien Mazarguil <adrien.mazarguil@6wind.com>,
"ferruh.yigit@intel.com" <ferruh.yigit@intel.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-stable] [PATCH v2 07/30] net/mlx5: fix reta update can segfault
Date: Fri, 6 Oct 2017 00:51:12 +0000 [thread overview]
Message-ID: <415F0EB4-CBF3-4E4E-83F0-E21CD9447B57@mellanox.com> (raw)
In-Reply-To: <a97032836046c9f483eab3ac458ac0531f3eae1d.1507207731.git.nelio.laranjeiro@6wind.com>
> On Oct 5, 2017, at 5:49 AM, Nelio Laranjeiro <nelio.laranjeiro@6wind.com> wrote:
>
> Reta update needs to stop/start the port but stopping the port does not
> disable the polling functions which may end in a segfault if a core is
> polling the queue while the control thread is modifying it.
>
> This patch changes the sequences to an order where such situation cannot
> happen.
>
> Fixes: aa13338faf5e ("net/mlx5: rebuild flows on updating RETA")
> Cc: yskoh@mellanox.com
> Cc: stable@dpdk.org
>
> Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
> ---
Acked-by: Yongseok Koh <yskoh@mellanox.com>
Thanks
next prev parent reply other threads:[~2017-10-06 0:51 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1507205686.git.nelio.laranjeiro@6wind.com>
[not found] ` <cover.1501681927.git.nelio.laranjeiro@6wind.com>
[not found] ` <cover.1507207731.git.nelio.laranjeiro@6wind.com>
2017-10-05 12:49 ` Nelio Laranjeiro
2017-10-06 0:51 ` Yongseok Koh [this message]
2017-10-05 12:49 ` [dpdk-stable] [PATCH v2 08/30] net/mlx5: fix rxqs vector support verification Nelio Laranjeiro
2017-10-06 0:51 ` Yongseok Koh
2017-10-05 12:49 ` [dpdk-stable] [PATCH v2 16/30] net/mlx5: fix clang compilation error Nelio Laranjeiro
2017-10-06 5:01 ` Yongseok Koh
2017-10-09 14:44 ` [dpdk-stable] [PATCH v3 07/30] net/mlx5: fix reta update can segfault Nelio Laranjeiro
2017-10-09 14:44 ` [dpdk-stable] [PATCH v3 08/30] net/mlx5: fix rxqs vector support verification Nelio Laranjeiro
2017-10-09 14:44 ` [dpdk-stable] [PATCH v3 16/30] net/mlx5: fix clang compilation error Nelio Laranjeiro
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