CONFIG_LZ4_DECOMPRESS (not configurable)

modulename: lz4_decompress.ko

configname: CONFIG_LZ4_DECOMPRESS

Linux Kernel Configuration
└─>Library routines
└─>LZ4_DECOMPRESS
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
lib/lz4/lz4_decompress.c