CONFIG_LZ4_COMPRESS (not configurable)

modulename: lz4_compress.ko

configname: CONFIG_LZ4_COMPRESS

Linux Kernel Configuration
└─>Library routines
└─>LZ4_COMPRESS
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
lib/lz4/lz4_compress.c