Re: [Xen-devel] [PATCH v2 07/10] arm: make it possible to disable the SMMU driver

["Jan Beulich" <jbeulich@xxxxxxxx>]

>--- a/xen/drivers/passthrough/Kconfig
>+++ b/xen/drivers/passthrough/Kconfig
>@@ -1,3 +1,11 @@
 >
>config HAS_PASSTHROUGH
>bool
>+
>+config SMMUv2
>+      bool "ARM SMMUv1 and v2 driver"
>+      default y
>+      depends on ARM

Anticipating further additions here, I would prefer the "if ARM" form, but as it
doesn't really matter right now I won't insist.


>--- a/xen/drivers/passthrough/arm/Makefile
>+++ b/xen/drivers/passthrough/arm/Makefile
>@@ -1,2 +1,2 @@
>obj-y += iommu.o
>-obj-y += smmu.o
>+obj-$(SMMUv2) += smmu.o

Is iommu.o in any way useful without smmu.o?

Jan



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