[PATCH v3 2/8] KVM: arm64: Enable the KVM-VFIO device

Christoffer Dall
2014-11-30T12:14:02Z

On Sun, Nov 23, 2014 at 07:35:54PM +0100, Eric Auger wrote:
> Used by KVM-enabled VFIO-based device passthrough support in QEMU.
>
> Signed-off-by: Joel Schopp <joel.schopp@amd.com>
> Signed-off-by: Eric Auger <eric.auger@linaro.org>
>
> ---
>
> Extracted from [RFC PATCH] arm64: KVM: add irqfd support
> http://www.spinics.net/lists/kvm-arm/msg10798.html
> ---
> arch/arm64/kvm/Kconfig | 1 +
> arch/arm64/kvm/Makefile | 2 +-
> 2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig
> index 09c25c2..2edf926 100644
> --- a/arch/arm64/kvm/Kconfig
> +++ b/arch/arm64/kvm/Kconfig
> @@ -26,6 +26,7 @@ config KVM
> select KVM_ARM_HOST
> select KVM_ARM_VGIC
> select KVM_ARM_TIMER
> + select KVM_VFIO
> select HAVE_KVM_EVENTFD
> ---help---
> Support hosting virtualized guest machines.
> diff --git a/arch/arm64/kvm/Makefile b/arch/arm64/kvm/Makefile
> index 2e6b827..81ed091 100644
> --- a/arch/arm64/kvm/Makefile
> +++ b/arch/arm64/kvm/Makefile
> @@ -11,7 +11,7 @@ ARM=../../../arch/arm/kvm
>
> obj-$(CONFIG_KVM_ARM_HOST) += kvm.o
>
> -kvm-$(CONFIG_KVM_ARM_HOST) += $(KVM)/kvm_main.o $(KVM)/coalesced_mmio.o $(KVM)/eventfd.o
> +kvm-$(CONFIG_KVM_ARM_HOST) += $(KVM)/kvm_main.o $(KVM)/coalesced_mmio.o $(KVM)/eventfd.o $(KVM)/vfio.o
> kvm-$(CONFIG_KVM_ARM_HOST) += $(ARM)/arm.o $(ARM)/mmu.o $(ARM)/mmio.o
> kvm-$(CONFIG_KVM_ARM_HOST) += $(ARM)/psci.o $(ARM)/perf.o
>
> --
> 1.9.1
>

Should these patches not be squashed into one?

Also, what do they enable at this point? Should they be queued by the
end of the series instead?

-Christoffer