CONFIG_COMPAT_BINFMT_ELF (not configurable)

modulename: compat_binfmt_elf.ko

and/or

elfcore.ko

configname: CONFIG_COMPAT_BINFMT_ELF

Linux Kernel Configuration
└─>COMPAT_BINFMT_ELF
In linux kernel since version 2.6.25 (release Date: 2008-04-16)  
source code:
fs/compat_binfmt_elf.c
selects

CONFIG_ELFCORE


is depended by
CONFIG_COMPAT