[dpdk-stable] [dpdk-dev] [PATCH] net/iavf: fix multi-process shared data

[Zhang, Qi Z]

> -----Original Message-----
> From: dev <dev-bounces at dpdk.org> On Behalf Of dapengx.yu at intel.com
> Sent: Tuesday, September 28, 2021 11:38 AM
> To: Richardson, Bruce <bruce.richardson at intel.com>; Ananyev, Konstantin
> <konstantin.ananyev at intel.com>; Wu, Jingjing <jingjing.wu at intel.com>; Xing,
> Beilei <beilei.xing at intel.com>
> Cc: dev at dpdk.org; Yu, DapengX <dapengx.yu at intel.com>; stable at dpdk.org
> Subject: [dpdk-dev] [PATCH] net/iavf: fix multi-process shared data
> 
> From: Dapeng Yu <dapengx.yu at intel.com>
> 
> When the iavf_adapter instance is not initialized completedly in the primary
> process, the secondary process accesses its "rte_eth_dev"
> member, it causes secondary process crash.
> 
> This patch replaces adapter->eth_dev with rte_eth_devices[port_id] in the data
> paths where rte_eth_dev instance is accessed.
> 
> Fixes: f978c1c9b3b5 ("net/iavf: add RSS hash parsing in AVX path")
> Fixes: 9c9aa0040344 ("net/iavf: add offload path for Rx AVX512 flex
> descriptor")
> Fixes: 63660ea3ee0b ("net/iavf: add RSS hash parsing in SSE path")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Dapeng Yu <dapengx.yu at intel.com>

Acked-by: Qi Zhang <qi.z.zhang at intel.com>

Applied to dpdk-next-net-intel.

Thanks
Qi