[dpdk-stable] [dpdk-dev] [PATCH v2] eal/freebsd: lock memory device to prevent conflicts

[Thomas Monjalon]

13/09/2021 16:08, Bruce Richardson:
> Only a single DPDK process on the system can be using the /dev/contigmem
> mappings at a time, but this was never explicitly enforced, e.g. when
> using --in-memory flag on two processes. To prevent possible conflict
> issues, we lock the dev node when it's in use, preventing other DPDK
> processes from starting up and causing problems for us.
> 
> Fixes: 764bf26873b9 ("add FreeBSD support")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
> Reviewed-by: Anatoly Burakov <anatoly.burakov at intel.com>

Looks to be applied by David.