default or selected kernelversion does not have config value CONFIG_DST_DEBUG.
Result is shown for kernelversion 5.4.159
DST debug
configname: CONFIG_DST_DEBUG
Linux Kernel Configuration
└─>Device Drivers
└─>Staging drivers
└─>DST debug
In linux kernel since version 2.6.30 (release Date: 2009-06-09)
This option will enable HEAVY debugging of the DST.
Turn it on ONLY if you have to debug some really obscure problem.
Turn it on ONLY if you have to debug some really obscure problem.