Block devices

configname: CONFIG_BLK_DEV

Linux Kernel Configuration
└─>Device Drivers
└─>Block devices
In linux kernel since version 2.6.24 (release Date: 2008-01-24)  
Say Y here to get to see options for various different block device
drivers. This option alone does not add any kernel code.

If you say N, all options in this submenu will be skipped and disabled;
only do this if you know what you are doing.