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>
Acked-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/config/kernel/kernel.config.x86_64-ipfire b/config/kernel/kernel.config.x86_64-ipfire
index 115e78d0b819437b4f84f05b9f8790f317194bf6..00949e62474e8dad24676ebc9c977749e73d9240 100644 (file)
--- a/config/kernel/kernel.config.x86_64-ipfire
+++ b/config/kernel/kernel.config.x86_64-ipfire
@@ -6179,6 +6179,7 @@ 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
@@ -6476,11 +6477,12 @@ 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