KVM: arm/arm64: Enable the KVM-VFIO device

The KVM-VFIO device is used by the QEMU VFIO device. It is used to
record the list of in-use VFIO groups so that KVM can manipulate
them.

Signed-off-by: Kim Phillips <kim.phillips@linaro.org>
Signed-off-by: Eric Auger <eric.auger@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

diff --git a/arch/arm/kvm/Kconfig b/arch/arm/kvm/Kconfig
index f1f79d1..bfb915d 100644 (file)
--- a/arch/arm/kvm/Kconfig
+++ b/arch/arm/kvm/Kconfig
@@ -28,6 +28,7 @@ config KVM
        select KVM_GENERIC_DIRTYLOG_READ_PROTECT
        select SRCU
        select MMU_NOTIFIER
+       select KVM_VFIO
        select HAVE_KVM_EVENTFD
        select HAVE_KVM_IRQFD
        depends on ARM_VIRT_EXT && ARM_LPAE && ARM_ARCH_TIMER

diff --git a/arch/arm/kvm/Makefile b/arch/arm/kvm/Makefile
index 139e46c..c5eef02 100644 (file)
--- a/arch/arm/kvm/Makefile
+++ b/arch/arm/kvm/Makefile
@@ -15,7 +15,7 @@ AFLAGS_init.o := -Wa,-march=armv7-a$(plus_virt)
 AFLAGS_interrupts.o := -Wa,-march=armv7-a$(plus_virt)
 
 KVM := ../../../virt/kvm
-kvm-arm-y = $(KVM)/kvm_main.o $(KVM)/coalesced_mmio.o $(KVM)/eventfd.o
+kvm-arm-y = $(KVM)/kvm_main.o $(KVM)/coalesced_mmio.o $(KVM)/eventfd.o $(KVM)/vfio.o
 
 obj-y += kvm-arm.o init.o interrupts.o
 obj-y += arm.o handle_exit.o guest.o mmu.o emulate.o reset.o

diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig
index 5105e29..bfffe8f 100644 (file)
--- a/arch/arm64/kvm/Kconfig
+++ b/arch/arm64/kvm/Kconfig
@@ -28,6 +28,7 @@ config KVM
        select KVM_ARM_HOST
        select KVM_GENERIC_DIRTYLOG_READ_PROTECT
        select SRCU
+       select KVM_VFIO
        select HAVE_KVM_EVENTFD
        select HAVE_KVM_IRQFD
        ---help---

diff --git a/arch/arm64/kvm/Makefile b/arch/arm64/kvm/Makefile
index d5904f8..f90f4aa 100644 (file)
--- 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