drm/i915/gvt: Don't mark vgpu context as inactive when preempted
[sfrench/cifs-2.6.git] / scripts / Makefile.kasan
1 ifdef CONFIG_KASAN
2 ifdef CONFIG_KASAN_INLINE
3         call_threshold := 10000
4 else
5         call_threshold := 0
6 endif
7
8 KASAN_SHADOW_OFFSET ?= $(CONFIG_KASAN_SHADOW_OFFSET)
9
10 CFLAGS_KASAN_MINIMAL := -fsanitize=kernel-address
11
12 CFLAGS_KASAN := $(call cc-option, -fsanitize=kernel-address \
13                 -fasan-shadow-offset=$(KASAN_SHADOW_OFFSET) \
14                 --param asan-stack=1 --param asan-globals=1 \
15                 --param asan-instrumentation-with-call-threshold=$(call_threshold))
16
17 ifeq ($(call cc-option, $(CFLAGS_KASAN_MINIMAL) -Werror),)
18    ifneq ($(CONFIG_COMPILE_TEST),y)
19         $(warning Cannot use CONFIG_KASAN: \
20             -fsanitize=kernel-address is not supported by compiler)
21    endif
22 else
23     ifeq ($(CFLAGS_KASAN),)
24         ifneq ($(CONFIG_COMPILE_TEST),y)
25             $(warning CONFIG_KASAN: compiler does not support all options.\
26                 Trying minimal configuration)
27         endif
28         CFLAGS_KASAN := $(CFLAGS_KASAN_MINIMAL)
29     endif
30 endif
31
32 CFLAGS_KASAN += $(call cc-option, -fsanitize-address-use-after-scope)
33 endif