Hisilicon HNS3 Data Center Bridge Support

configname: CONFIG_HNS3_DCB

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Ethernet driver support
└─>Hisilicon HNS3 Data Center Bridge Support
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say Y here if you want to use Data Center Bridging (DCB) in the HNS3 driver.

If unsure, say N.