On 10/05/13 10:39, Paolo Bonzini wrote:
> Il 03/05/2013 16:02, Marc Zyngier ha scritto:
>> On the road to turn KVM/arm64 into something more sensible, change
>> the way we compile the VGIC and arch_timer code by using local
>> Makefiles instead of the very backward method we used before.
>>
>> Signed-off-by: Marc Zyngier <[email protected]>
>> ---
>> Makefile | 2 +-
>> arch/arm/kvm/Makefile | 2 --
>> virt/Makefile | 1 +
>> virt/kvm/Makefile | 1 +
>> virt/kvm/arm/Makefile | 2 ++
>> 5 files changed, 5 insertions(+), 3 deletions(-)
>> create mode 100644 virt/Makefile
>> create mode 100644 virt/kvm/Makefile
>> create mode 100644 virt/kvm/arm/Makefile
>>
>> diff --git a/Makefile b/Makefile
>> index 6db672b..19d51df 100644
>> --- a/Makefile
>> +++ b/Makefile
>> @@ -732,7 +732,7 @@ export mod_sign_cmd
>>
>>
>> ifeq ($(KBUILD_EXTMOD),)
>> -core-y += kernel/ mm/ fs/ ipc/ security/ crypto/ block/
>> +core-y += kernel/ mm/ fs/ ipc/ security/ crypto/ block/ virt/
>>
>> vmlinux-dirs := $(patsubst %/,%,$(filter %/, $(init-y) $(init-m) \
>> $(core-y) $(core-m) $(drivers-y) $(drivers-m) \
>> diff --git a/arch/arm/kvm/Makefile b/arch/arm/kvm/Makefile
>> index 110d6da..e0540fd 100644
>> --- a/arch/arm/kvm/Makefile
>> +++ b/arch/arm/kvm/Makefile
>> @@ -20,5 +20,3 @@ kvm-arm-y = $(addprefix $(KVM)/, kvm_main.o
>> coalesced_mmio.o)
>> obj-y += kvm-arm.o init.o interrupts.o
>> obj-y += arm.o handle_exit.o guest.o mmu.o emulate.o reset.o
>> obj-y += coproc.o coproc_a15.o mmio.o psci.o perf.o
>> -obj-$(CONFIG_KVM_ARM_VGIC) += $(addprefix $(KVM)/arm/, vgic.o)
>> -obj-$(CONFIG_KVM_ARM_TIMER) += $(addprefix $(KVM)/arm/, arch_timer.o)
>> diff --git a/virt/Makefile b/virt/Makefile
>> new file mode 100644
>> index 0000000..c3b9ad0
>> --- /dev/null
>> +++ b/virt/Makefile
>> @@ -0,0 +1 @@
>> +obj-$(CONFIG_KVM) += kvm/
>> diff --git a/virt/kvm/Makefile b/virt/kvm/Makefile
>> new file mode 100644
>> index 0000000..dc87943
>> --- /dev/null
>> +++ b/virt/kvm/Makefile
>> @@ -0,0 +1 @@
>> +obj-$(CONFIG_KVM_ARM_HOST) += arm/
>> diff --git a/virt/kvm/arm/Makefile b/virt/kvm/arm/Makefile
>> new file mode 100644
>> index 0000000..4df943b
>> --- /dev/null
>> +++ b/virt/kvm/arm/Makefile
>> @@ -0,0 +1,2 @@
>> +obj-$(CONFIG_KVM_ARM_VGIC) += vgic.o
>> +obj-$(CONFIG_KVM_ARM_TIMER) += arch_timer.o
>>
>
> I'm not sure it is a good idea to do this just for ARM, and I think the
> patch would look quite different if you were to support x86 (because x86
> builds KVM as a module). So I would hold off this for now.
Fair enough.
> OTOH, it is a good idea to use the same idiom to access
> ../../../virt/kvm from the arch directories. Can you change
> x86/PPC/s390/ia64 as well to use $(KVM) instead of $(addprefix)?
Sure. I'll rework the series to include the other arches.
Thanks,
M.
--
Jazz is not dead. It just smells funny...
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