CONFIG_GENERIC_FIND_NEXT_BIT is not available for thedefaultarchitecture x86.
Result is shown for architecture openrisc
default or selected kernelversion does not have config value CONFIG_GENERIC_FIND_NEXT_BIT.
Result is shown for kernelversion 6.2.5

CONFIG_GENERIC_FIND_NEXT_BIT (not configurable)

configname: CONFIG_GENERIC_FIND_NEXT_BIT

Linux Kernel Configuration
└─>GENERIC_FIND_NEXT_BIT
In linux kernel since version 2.6.12