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ANDROID: arm64: kvm: disable CFI

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Disable CFI for code that runs at EL2 because __cfi_check only
understands EL1 addresses.

Bug: 145210207
Change-Id: I0053c4e42a0f40423ac94ab73077034e97e0ff31
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
This commit is contained in:
Sami Tolvanen
2018-04-23 12:52:07 -07:00
committed by Alistair Delva
parent 2e34bc14ef
commit e7b2999eae
2 changed files with 3 additions and 2 deletions
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1
arch/arm64/kvm/Makefile
View File

@@ -4,6 +4,7 @@
#
ccflags-y += -I $(srctree)/$(src) -I $(srctree)/virt/kvm/arm/vgic
CFLAGS_REMOVE_debug.o += $(CC_FLAGS_CFI)
KVM=../../../virt/kvm

4
arch/arm64/kvm/hyp/Makefile
View File

@@ -29,5 +29,5 @@ KASAN_SANITIZE := n
UBSAN_SANITIZE := n
KCOV_INSTRUMENT := n
# remove the SCS flags from all objects in this directory
KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_SCS), $(KBUILD_CFLAGS))
# remove SCS and CFI flags from all objects in this directory
KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_SCS) $(CC_FLAGS_CFI), $(KBUILD_CFLAGS))