c2e129698d
1. Add descriptions for how to select avx512 datapath.
2. Add explanation for "P" in ice.ini.
Fixes: 7f85d5ebcfe1 ("net/ice: add AVX512 vector path")
Fixes: 271cc8c5028a ("doc: update ice features list")
Cc: stable@dpdk.org
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Acked-by: Leyi Rong <leyi.rong@intel.com>