kernelconfig_penguin
CONFIG_ARC_HAS_GRTC is not available for the default architecture x86.
Result is shown for architecture arc
default or selected kernelversion does not have config value CONFIG_ARC_HAS_GRTC.
Result is shown for kernelversion 5.8.6

SMP synchronized 64-bit cycle counter

configname: CONFIG_ARC_HAS_GRTC

Linux Kernel Configuration
└─> ARC Architecture Configuration
└─> ARC CPU Configuration
└─> SMP synchronized 64-bit cycle counter