CONFIG_IOMMUFD_DRIVER (not configurable)

modulename: iova_bitmap.ko

configname: CONFIG_IOMMUFD_DRIVER

Linux Kernel Configuration
└─>Device Drivers
└─>IOMMUFD_DRIVER
In linux kernel since version 4.14.330 (release Date: 2023-11-20)  
source code:
drivers/iommu/iommufd/iova_bitmap.c