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authorMax Filippov <jcmvbkbc@gmail.com>2019-10-04 23:33:31 -0700
committerMax Filippov <jcmvbkbc@gmail.com>2022-05-01 19:51:22 -0700
commit725aea873261e8d986e527838fde2a721f0962d8 (patch)
tree904b4456d5cb34d2b6d57a41845c06c176d91270 /arch/xtensa/lib/Makefile
parent507185695e93c70aced2f419892bc2ab9387b324 (diff)
xtensa: enable KCSAN
Prefix arch-specific barrier macros with '__' to make use of instrumented generic macros. Prefix arch-specific bitops with 'arch_' to make use of instrumented generic functions. Provide stubs for 64-bit atomics when building with KCSAN. Disable KCSAN instrumentation in arch/xtensa/boot. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Acked-by: Marco Elver <elver@google.com>
Diffstat (limited to 'arch/xtensa/lib/Makefile')
-rw-r--r--arch/xtensa/lib/Makefile2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/xtensa/lib/Makefile b/arch/xtensa/lib/Makefile
index 5848c133f7ea..d4e9c397e3fd 100644
--- a/arch/xtensa/lib/Makefile
+++ b/arch/xtensa/lib/Makefile
@@ -8,3 +8,5 @@ lib-y += memcopy.o memset.o checksum.o \
divsi3.o udivsi3.o modsi3.o umodsi3.o mulsi3.o \
usercopy.o strncpy_user.o strnlen_user.o
lib-$(CONFIG_PCI) += pci-auto.o
+lib-$(CONFIG_KCSAN) += kcsan-stubs.o
+KCSAN_SANITIZE_kcsan-stubs.o := n