Messages in this thread Patch in this message | | | From | David Brazdil <> | Subject | [PATCH v4 15/15] arm64: kvm: Lift instrumentation restrictions on VHE | Date | Thu, 25 Jun 2020 14:14:20 +0100 |
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With VHE and nVHE executable code completely separated, remove build config that disabled GCOV/KASAN/UBSAN/KCOV instrumentation for VHE as these now execute under the same memory mappings as the rest of the kernel.
No violations are currently being reported by either KASAN or UBSAN.
Signed-off-by: David Brazdil <dbrazdil@google.com> --- arch/arm64/kvm/hyp/vhe/Makefile | 8 -------- 1 file changed, 8 deletions(-)
diff --git a/arch/arm64/kvm/hyp/vhe/Makefile b/arch/arm64/kvm/hyp/vhe/Makefile index 090fd1e14be2..461e97c375cc 100644 --- a/arch/arm64/kvm/hyp/vhe/Makefile +++ b/arch/arm64/kvm/hyp/vhe/Makefile @@ -9,11 +9,3 @@ ccflags-y := -D__KVM_VHE_HYPERVISOR__ obj-y := timer-sr.o sysreg-sr.o debug-sr.o switch.o tlb.o obj-y += ../vgic-v3-sr.o ../aarch32.o ../vgic-v2-cpuif-proxy.o ../entry.o \ ../fpsimd.o ../hyp-entry.o - -# KVM code is run at a different exception code with a different map, so -# compiler instrumentation that inserts callbacks or checks into the code may -# cause crashes. Just disable it. -GCOV_PROFILE := n -KASAN_SANITIZE := n -UBSAN_SANITIZE := n -KCOV_INSTRUMENT := n -- 2.27.0
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