CONFIG_STRCMP_L1 is not available for thedefaultarchitecture x86.
Result is shown for architecture blackfin
default or selected kernelversion does not have config value CONFIG_STRCMP_L1.
Result is shown for kernelversion 6.7-rc3

locate strcmp function in L1 Memory

configname: CONFIG_STRCMP_L1

Linux Kernel Configuration
└─>Blackfin Processor Options
└─>Blackfin Kernel Optimizations
└─>locate strcmp function in L1 Memory
In linux kernel since version 2.6.35 (release Date: 2010-08-01)  
If enabled, the strcmp function is linked
into L1 instruction memory (less latency).

depends
NOT CONFIG_SMP