EFI GUID Partition support

modulename: efi.ko

configname: CONFIG_EFI_PARTITION

Linux Kernel Configuration
└─>File systems
└─>Partition Types
└─>EFI GUID Partition support
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
Say Y here if you would like to use hard disks under Linux which
were partitioned using EFI GPT.

source code:
fs/partitions/efi.c
selects
CONFIG_CRC32