Extended error reporting (EER)

configname: CONFIG_DASD_EER

Linux Kernel Configuration
└─>Device Drivers
└─>Block devices
└─>Extended error reporting (EER)
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
This driver provides a character device interface to the
DASD extended error reporting. This is only needed if you want to
use applications written for the EER facility.