CONFIG_ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE (not configurable)

configname: CONFIG_ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE

Linux Kernel Configuration
└─>Library routines
└─>ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
In linux kernel since version 3.1 (release Date: 2011-10-24)