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- # 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)
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