Help¶

GPU IOMMU doesn’t support snoop control capability, To enable gvt-d,disable IOMMU snoop control by default.

Defaults¶

“n”

Kconfig definition¶

At arch/x86/Kconfig:332

Included via Kconfig:3

Menu path: (top menu)

config IOMMU_ENFORCE_SNP
    bool
    prompt "IOMMU enforce snoop behavior of DMA operation"
    default "n"
    help
      GPU IOMMU doesn't support snoop control capability,
      To enable gvt-d,disable IOMMU snoop control by default.

(Definitions include propagated dependencies, including from if’s and menus.)