[dpdk-users] If shared libraries are used vdev doesn't work anymore

Thomas Monjalon thomas at monjalon.net
Mon Jul 31 22:23:50 CEST 2017

31/07/2017 16:58, Dirk-Holger Lenz:
> If dpdk is built with 'CONFIG_RTE_BUILD_SHARED_LIB=y' then
> using the vdev feature (args: e.g. -c 3 -n 4 --vdev="crypto_openssl")
> the rte_eal_init() returns 'ERROR: failed to parse device "crypto_openssl"'.
> It looks to me that rte_eal_devargs_add() calling rte_eal_devargs_parse()
> is trying to check the device name before the shared libraries are read
> and the internal data arrays are setup.

Yes, you're right: eal_parse_args() is called before eal_plugins_init().
The fix is not small: we should split the args parsing to parse the
device arguments after loading shared libraries.

It is a release blocker.

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