Kernel: Enable SVA support for both Intel and AMD CPUs

Since running virtual machines is one of our legitimate use cases, it
makes sense to provide Qemu with the ability of taking advantage of
IOMMU support for safer virtuall memory allocation, if available.

Signed-off-by: Peter Müller <peter.mueller@ipfire.org>

diff --git a/config/kernel/kernel.config.x86_64-ipfire b/config/kernel/kernel.config.x86_64-ipfire
index b71dac411ebd8db500ac2ea4e43478211958e83b..eee5e4a55ca554d7b9b117e4750182680aff07c6 100644 (file)
--- a/config/kernel/kernel.config.x86_64-ipfire
+++ b/config/kernel/kernel.config.x86_64-ipfire
@@ -6176,6 +6176,7 @@ CONFIG_INTEL_IDMA64=m
 CONFIG_INTEL_IDXD_BUS=m
 CONFIG_INTEL_IDXD=m
 # CONFIG_INTEL_IDXD_COMPAT is not set
+# CONFIG_INTEL_IDXD_SVM is not set
 # CONFIG_INTEL_IDXD_PERFMON is not set
 CONFIG_INTEL_IOATDMA=m
 CONFIG_PLX_DMA=m
@@ -6473,11 +6474,12 @@ CONFIG_IOMMU_DEFAULT_DMA_STRICT=y
 # CONFIG_IOMMU_DEFAULT_DMA_LAZY is not set
 # CONFIG_IOMMU_DEFAULT_PASSTHROUGH is not set
 CONFIG_IOMMU_DMA=y
+CONFIG_IOMMU_SVA_LIB=y
 CONFIG_AMD_IOMMU=y
-# CONFIG_AMD_IOMMU_V2 is not set
+CONFIG_AMD_IOMMU_V2=y
 CONFIG_DMAR_TABLE=y
 CONFIG_INTEL_IOMMU=y
-# CONFIG_INTEL_IOMMU_SVM is not set
+CONFIG_INTEL_IOMMU_SVM=y
 # CONFIG_INTEL_IOMMU_DEFAULT_ON is not set
 CONFIG_INTEL_IOMMU_FLOPPY_WA=y
 # CONFIG_INTEL_IOMMU_SCALABLE_MODE_DEFAULT_ON is not set