[dpdk-dev] [PATCH v2 07/30] net/mlx5: fix reta update can segfault

Yongseok Koh yskoh at mellanox.com
Fri Oct 6 02:51:12 CEST 2017


> On Oct 5, 2017, at 5:49 AM, Nelio Laranjeiro <nelio.laranjeiro at 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 at mellanox.com
> Cc: stable at dpdk.org
> 
> Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro at 6wind.com>
> ---
Acked-by: Yongseok Koh <yskoh at mellanox.com>
 
Thanks


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