diff options
Diffstat (limited to 'mm/kmsan/Makefile')
| -rw-r--r-- | mm/kmsan/Makefile | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/mm/kmsan/Makefile b/mm/kmsan/Makefile new file mode 100644 index 0000000000..91cfdde642 --- /dev/null +++ b/mm/kmsan/Makefile @@ -0,0 +1,34 @@ +# SPDX-License-Identifier: GPL-2.0 +# +# Makefile for KernelMemorySanitizer (KMSAN). +# +# +obj-y := core.o instrumentation.o init.o hooks.o report.o shadow.o + +KMSAN_SANITIZE := n +KCOV_INSTRUMENT := n +UBSAN_SANITIZE := n + +# Disable instrumentation of KMSAN runtime with other tools. +CC_FLAGS_KMSAN_RUNTIME := -fno-stack-protector +CC_FLAGS_KMSAN_RUNTIME += $(call cc-option,-fno-conserve-stack) +CC_FLAGS_KMSAN_RUNTIME += -DDISABLE_BRANCH_PROFILING + +# Disable ftrace to avoid recursion. +CFLAGS_REMOVE_core.o = $(CC_FLAGS_FTRACE) +CFLAGS_REMOVE_hooks.o = $(CC_FLAGS_FTRACE) +CFLAGS_REMOVE_init.o = $(CC_FLAGS_FTRACE) +CFLAGS_REMOVE_instrumentation.o = $(CC_FLAGS_FTRACE) +CFLAGS_REMOVE_report.o = $(CC_FLAGS_FTRACE) +CFLAGS_REMOVE_shadow.o = $(CC_FLAGS_FTRACE) + +CFLAGS_core.o := $(CC_FLAGS_KMSAN_RUNTIME) +CFLAGS_hooks.o := $(CC_FLAGS_KMSAN_RUNTIME) +CFLAGS_init.o := $(CC_FLAGS_KMSAN_RUNTIME) +CFLAGS_instrumentation.o := $(CC_FLAGS_KMSAN_RUNTIME) +CFLAGS_report.o := $(CC_FLAGS_KMSAN_RUNTIME) +CFLAGS_shadow.o := $(CC_FLAGS_KMSAN_RUNTIME) + +obj-$(CONFIG_KMSAN_KUNIT_TEST) += kmsan_test.o +KMSAN_SANITIZE_kmsan_test.o := y +CFLAGS_kmsan_test.o += $(call cc-disable-warning, uninitialized) |