Intel(R) 10GbE PCI Express adapters HWMON support

configname: CONFIG_IXGBE_HWMON

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Ethernet driver support
└─>Intel(R) 10GbE PCI Express adapters HWMON support
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Say Y if you want to expose the thermal sensor data on some of
our cards, via a hwmon sysfs interface.