Min Hu (Connor) 6b978ead2b net/hns3: fix crash with multi-process
In current version, procedure of saving eth_dev in
hns3 PMD init will be called more than twice, one
for primary, the other for secondary. That will cause
segmentation fault in Multi-process as eth_dev will
be changed in secondary process, which is different
from one in primary process.

The initial problem was access to 'rte_eth_devices'
global variable, which is wrong. But current approach
can cause problem for the secondaries, moving 'eth_dev'
to process private can work but before making things
more complex.

This patch deserted the procedure of saving eth_dev in
hns3 PMD init. Instead, it creates an internal function
that gets "struct hns3_hw" as parameter and it can be
called internally without knowing 'eth_dev'and the
.dev_ops can be wrapper to this.

Fixes: 2390bf217f4d ("net/hns3: fix FEC state query")
Cc: stable@dpdk.org

Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
Signed-off-by: Lijun Ou <oulijun@huawei.com>
2021-01-19 03:30:13 +01:00
2020-12-14 15:34:04 +01:00
2020-11-27 01:39:54 +01:00
2020-11-27 17:25:24 +01:00
2020-02-22 21:05:22 +01:00
2016-11-13 15:25:12 +01:00
2020-12-14 15:34:04 +01:00
2020-11-30 10:55:22 +01:00
2021-01-19 17:11:52 +01:00
2020-09-07 23:51:57 +02:00
2018-01-04 22:41:38 +01:00
2020-11-30 10:55:22 +01:00

DPDK is a set of libraries and drivers for fast packet processing.
It supports many processor architectures and both FreeBSD and Linux.

The DPDK uses the Open Source BSD-3-Clause license for the core libraries
and drivers. The kernel components are GPL-2.0 licensed.

Please check the doc directory for release notes,
API documentation, and sample application information.

For questions and usage discussions, subscribe to: users@dpdk.org
Report bugs and issues to the development mailing list: dev@dpdk.org
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