kernelconfig_penguin

S390 AP IOMMU Support

configname: CONFIG_S390_AP_IOMMU

Linux Kernel Configuration
└─> Device Drivers
└─> IOMMU Hardware Support
└─> S390 AP IOMMU Support

In linux kernel since version 4.2 (release Date: 2015-08-30)  

Enables bits of IOMMU API required by VFIO. The iommu_ops
is not implemented as it is not necessary for VFIO.