1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 KASAN_SANITIZE := n 2 KASAN_SANITIZE := n
3 UBSAN_SANITIZE := n 3 UBSAN_SANITIZE := n
4 KCOV_INSTRUMENT := n 4 KCOV_INSTRUMENT := n
5 5
6 # Disable ftrace to avoid recursion. 6 # Disable ftrace to avoid recursion.
7 CFLAGS_REMOVE_common.o = $(CC_FLAGS_FTRACE) 7 CFLAGS_REMOVE_common.o = $(CC_FLAGS_FTRACE)
8 CFLAGS_REMOVE_generic.o = $(CC_FLAGS_FTRACE) 8 CFLAGS_REMOVE_generic.o = $(CC_FLAGS_FTRACE)
>> 9 CFLAGS_REMOVE_generic_report.o = $(CC_FLAGS_FTRACE)
9 CFLAGS_REMOVE_init.o = $(CC_FLAGS_FTRACE) 10 CFLAGS_REMOVE_init.o = $(CC_FLAGS_FTRACE)
10 CFLAGS_REMOVE_quarantine.o = $(CC_FLAGS_FTRACE 11 CFLAGS_REMOVE_quarantine.o = $(CC_FLAGS_FTRACE)
11 CFLAGS_REMOVE_report.o = $(CC_FLAGS_FTRACE) 12 CFLAGS_REMOVE_report.o = $(CC_FLAGS_FTRACE)
12 CFLAGS_REMOVE_report_generic.o = $(CC_FLAGS_FT !! 13 CFLAGS_REMOVE_tags.o = $(CC_FLAGS_FTRACE)
13 CFLAGS_REMOVE_report_hw_tags.o = $(CC_FLAGS_FT !! 14 CFLAGS_REMOVE_tags_report.o = $(CC_FLAGS_FTRACE)
14 CFLAGS_REMOVE_report_sw_tags.o = $(CC_FLAGS_FT <<
15 CFLAGS_REMOVE_shadow.o = $(CC_FLAGS_FTRACE) <<
16 CFLAGS_REMOVE_hw_tags.o = $(CC_FLAGS_FTRACE) <<
17 CFLAGS_REMOVE_sw_tags.o = $(CC_FLAGS_FTRACE) <<
18 15
19 # Function splitter causes unnecessary splits 16 # Function splitter causes unnecessary splits in __asan_load1/__asan_store1
20 # see: https://gcc.gnu.org/bugzilla/show_bug.c 17 # see: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63533
21 CC_FLAGS_KASAN_RUNTIME := $(call cc-option, -f 18 CC_FLAGS_KASAN_RUNTIME := $(call cc-option, -fno-conserve-stack)
22 CC_FLAGS_KASAN_RUNTIME += -fno-stack-protector 19 CC_FLAGS_KASAN_RUNTIME += -fno-stack-protector
23 # Disable branch tracing to avoid recursion. 20 # Disable branch tracing to avoid recursion.
24 CC_FLAGS_KASAN_RUNTIME += -DDISABLE_BRANCH_PRO 21 CC_FLAGS_KASAN_RUNTIME += -DDISABLE_BRANCH_PROFILING
25 22
26 CFLAGS_common.o := $(CC_FLAGS_KASAN_RUNTIME) 23 CFLAGS_common.o := $(CC_FLAGS_KASAN_RUNTIME)
27 CFLAGS_generic.o := $(CC_FLAGS_KASAN_RUNTIME) 24 CFLAGS_generic.o := $(CC_FLAGS_KASAN_RUNTIME)
>> 25 CFLAGS_generic_report.o := $(CC_FLAGS_KASAN_RUNTIME)
28 CFLAGS_init.o := $(CC_FLAGS_KASAN_RUNTIME) 26 CFLAGS_init.o := $(CC_FLAGS_KASAN_RUNTIME)
29 CFLAGS_quarantine.o := $(CC_FLAGS_KASAN_RUNTIM 27 CFLAGS_quarantine.o := $(CC_FLAGS_KASAN_RUNTIME)
30 CFLAGS_report.o := $(CC_FLAGS_KASAN_RUNTIME) 28 CFLAGS_report.o := $(CC_FLAGS_KASAN_RUNTIME)
31 CFLAGS_report_generic.o := $(CC_FLAGS_KASAN_RU !! 29 CFLAGS_tags.o := $(CC_FLAGS_KASAN_RUNTIME)
32 CFLAGS_report_hw_tags.o := $(CC_FLAGS_KASAN_RU !! 30 CFLAGS_tags_report.o := $(CC_FLAGS_KASAN_RUNTIME)
33 CFLAGS_report_sw_tags.o := $(CC_FLAGS_KASAN_RU <<
34 CFLAGS_shadow.o := $(CC_FLAGS_KASAN_RUNTIME) <<
35 CFLAGS_hw_tags.o := $(CC_FLAGS_KASAN_RUNTIME) <<
36 CFLAGS_sw_tags.o := $(CC_FLAGS_KASAN_RUNTIME) <<
37 31
38 CFLAGS_KASAN_TEST := $(CFLAGS_KASAN) $(call cc !! 32 obj-$(CONFIG_KASAN) := common.o init.o report.o
39 ifndef CONFIG_CC_HAS_KASAN_MEMINTRINSIC_PREFIX !! 33 obj-$(CONFIG_KASAN_GENERIC) += generic.o generic_report.o quarantine.o
40 # If compiler instruments memintrinsics by pre !! 34 obj-$(CONFIG_KASAN_SW_TAGS) += tags.o tags_report.o
41 # we need to treat them normally (as builtins) <<
42 # recognize them as instrumentable. If it does <<
43 # pass -fno-builtin, so the compiler doesn't i <<
44 CFLAGS_KASAN_TEST += -fno-builtin <<
45 endif <<
46 <<
47 CFLAGS_kasan_test_c.o := $(CFLAGS_KASAN_TEST) <<
48 RUSTFLAGS_kasan_test_rust.o := $(RUSTFLAGS_KAS <<
49 CFLAGS_kasan_test_module.o := $(CFLAGS_KASAN_T <<
50 <<
51 obj-y := common.o report.o <<
52 obj-$(CONFIG_KASAN_GENERIC) += init.o generic. <<
53 obj-$(CONFIG_KASAN_HW_TAGS) += hw_tags.o repor <<
54 obj-$(CONFIG_KASAN_SW_TAGS) += init.o report_s <<
55 <<
56 kasan_test-objs := kasan_test_c.o <<
57 ifdef CONFIG_RUST <<
58 kasan_test-objs += kasan_test_rust.o <<
59 endif <<
60 <<
61 obj-$(CONFIG_KASAN_KUNIT_TEST) += kasan_test.o <<
62 obj-$(CONFIG_KASAN_MODULE_TEST) += kasan_test_ <<
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