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https://github.com/edk2-porting/linux-next.git
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210552c1bf
In order to be able to correctly profile what is happening on the host, we need to be able to identify when we're running on the guest, and log these events differently. Perf offers a simple way to register callbacks into KVM. Mimic what x86 does and enjoy being able to profile your KVM host. Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Christoffer Dall <cdall@cs.columbia.edu>
24 lines
689 B
Makefile
24 lines
689 B
Makefile
#
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# Makefile for Kernel-based Virtual Machine module
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#
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plus_virt := $(call as-instr,.arch_extension virt,+virt)
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ifeq ($(plus_virt),+virt)
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plus_virt_def := -DREQUIRES_VIRT=1
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endif
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ccflags-y += -Ivirt/kvm -Iarch/arm/kvm
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CFLAGS_arm.o := -I. $(plus_virt_def)
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CFLAGS_mmu.o := -I.
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AFLAGS_init.o := -Wa,-march=armv7-a$(plus_virt)
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AFLAGS_interrupts.o := -Wa,-march=armv7-a$(plus_virt)
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kvm-arm-y = $(addprefix ../../../virt/kvm/, kvm_main.o coalesced_mmio.o)
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obj-y += kvm-arm.o init.o interrupts.o
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obj-y += arm.o handle_exit.o guest.o mmu.o emulate.o reset.o
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obj-y += coproc.o coproc_a15.o mmio.o psci.o perf.o
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obj-$(CONFIG_KVM_ARM_VGIC) += vgic.o
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obj-$(CONFIG_KVM_ARM_TIMER) += arch_timer.o
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