mm/kasan/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 KASAN_SANITIZE := n
   3 UBSAN_SANITIZE := n
   4 KCOV_INSTRUMENT := n
   5
   6 # Disable ftrace to avoid recursion.
   7 CFLAGS_REMOVE_common.o = $(CC_FLAGS_FTRACE)
   8 CFLAGS_REMOVE_generic.o = $(CC_FLAGS_FTRACE)
   9 CFLAGS_REMOVE_init.o = $(CC_FLAGS_FTRACE)
  10 CFLAGS_REMOVE_quarantine.o = $(CC_FLAGS_FTRACE)
  11 CFLAGS_REMOVE_report.o = $(CC_FLAGS_FTRACE)
  12 CFLAGS_REMOVE_report_generic.o = $(CC_FLAGS_FTRACE)
  13 CFLAGS_REMOVE_report_hw_tags.o = $(CC_FLAGS_FTRACE)
  14 CFLAGS_REMOVE_report_sw_tags.o = $(CC_FLAGS_FTRACE)
  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
  19 # Function splitter causes unnecessary splits in __asan_load1/__asan_store1
  20 # see: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63533
  21 CC_FLAGS_KASAN_RUNTIME := $(call cc-option, -fno-conserve-stack)
  22 CC_FLAGS_KASAN_RUNTIME += -fno-stack-protector
  23 # Disable branch tracing to avoid recursion.
  24 CC_FLAGS_KASAN_RUNTIME += -DDISABLE_BRANCH_PROFILING
  25
  26 CFLAGS_common.o := $(CC_FLAGS_KASAN_RUNTIME)
  27 CFLAGS_generic.o := $(CC_FLAGS_KASAN_RUNTIME)
  28 CFLAGS_init.o := $(CC_FLAGS_KASAN_RUNTIME)
  29 CFLAGS_quarantine.o := $(CC_FLAGS_KASAN_RUNTIME)
  30 CFLAGS_report.o := $(CC_FLAGS_KASAN_RUNTIME)
  31 CFLAGS_report_generic.o := $(CC_FLAGS_KASAN_RUNTIME)
  32 CFLAGS_report_hw_tags.o := $(CC_FLAGS_KASAN_RUNTIME)
  33 CFLAGS_report_sw_tags.o := $(CC_FLAGS_KASAN_RUNTIME)
  34 CFLAGS_shadow.o := $(CC_FLAGS_KASAN_RUNTIME)
  35 CFLAGS_hw_tags.o := $(CC_FLAGS_KASAN_RUNTIME)
  36 CFLAGS_sw_tags.o := $(CC_FLAGS_KASAN_RUNTIME)
  37
  38 obj-$(CONFIG_KASAN) := common.o report.o
  39 obj-$(CONFIG_KASAN_GENERIC) += init.o generic.o report_generic.o shadow.o quarantine.o
  40 obj-$(CONFIG_KASAN_HW_TAGS) += hw_tags.o report_hw_tags.o
  41 obj-$(CONFIG_KASAN_SW_TAGS) += init.o report_sw_tags.o shadow.o sw_tags.o