default or selected kernelversion does not have config value CONFIG_HYPERV_BLOCK.
Result is shown for kernelversion 6.2.5

Microsoft Hyper-V virtual block driver

modulename: hv_blkvsc.ko

configname: CONFIG_HYPERV_BLOCK

Linux Kernel Configuration
└─>Device Drivers
└─>Staging drivers
└─>Microsoft Hyper-V virtual block driver
In linux kernel since version 2.6.32 (release Date: 2009-12-02)  
Select this option to enable the Hyper-V virtual block driver.

source code:
drivers/staging/hv/