Re: [dpdk-dev] [PATCH] net/iavf: fix multi-process shared data
From: Zhang, Qi Z <hidden>
Date: 2021-09-28 11:12:50
-----Original Message-----
From: dev <redacted> On Behalf Of dapengx.yu@intel.com
Sent: Tuesday, September 28, 2021 11:38 AM
To: Richardson, Bruce <redacted>; Ananyev, Konstantin
[off-list ref]; Wu, Jingjing [off-list ref]; Xing,
Beilei [off-list ref]
Cc: dev@dpdk.org; Yu, DapengX <redacted>; stable@dpdk.org
Subject: [dpdk-dev] [PATCH] net/iavf: fix multi-process shared data
From: Dapeng Yu <redacted>
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@dpdk.org
Signed-off-by: Dapeng Yu <redacted>Acked-by: Qi Zhang <redacted> Applied to dpdk-next-net-intel. Thanks Qi