crypto: talitos - HMAC SNOOP NO AFEU mode requires SW icv checking.

[android-x86/kernel.git] / scripts / Makefile.lib

diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 0a07f90..4e02d51 100644 (file)
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -127,7 +127,7 @@ endif
 ifeq ($(CONFIG_KASAN),y)
 _c_flags += $(if $(patsubst n%,, \
                $(KASAN_SANITIZE_$(basetarget).o)$(KASAN_SANITIZE)y), \
-               $(CFLAGS_KASAN))
+               $(CFLAGS_KASAN), $(CFLAGS_KASAN_NOSANITIZE))
 endif
 
 ifeq ($(CONFIG_UBSAN),y)
@@ -290,11 +290,11 @@ cmd_dt_S_dtb=                                             \
        echo '\#include <asm-generic/vmlinux.lds.h>';   \
        echo '.section .dtb.init.rodata,"a"';           \
        echo '.balign STRUCT_ALIGNMENT';                \
-       echo '.global __dtb_$(*F)_begin';               \
-       echo '__dtb_$(*F)_begin:';                      \
+       echo '.global __dtb_$(subst -,_,$(*F))_begin';  \
+       echo '__dtb_$(subst -,_,$(*F))_begin:';         \
        echo '.incbin "$<" ';                           \
-       echo '__dtb_$(*F)_end:';                        \
-       echo '.global __dtb_$(*F)_end';                 \
+       echo '__dtb_$(subst -,_,$(*F))_end:';           \
+       echo '.global __dtb_$(subst -,_,$(*F))_end';    \
        echo '.balign STRUCT_ALIGNMENT';                \
 ) > $@
 
@@ -408,3 +408,34 @@ quiet_cmd_xzmisc = XZMISC  $@
 cmd_xzmisc = (cat $(filter-out FORCE,$^) | \
        xz --check=crc32 --lzma2=dict=1MiB) > $@ || \
        (rm -f $@ ; false)
+
+# ASM offsets
+# ---------------------------------------------------------------------------
+
+# Default sed regexp - multiline due to syntax constraints
+#
+# Use [:space:] because LLVM's integrated assembler inserts <tab> around
+# the .ascii directive whereas GCC keeps the <space> as-is.
+define sed-offsets
+       's:^[[:space:]]*\.ascii[[:space:]]*"\(.*\)".*:\1:; \
+       /^->/{s:->#\(.*\):/* \1 */:; \
+       s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \
+       s:->::; p;}'
+endef
+
+# Use filechk to avoid rebuilds when a header changes, but the resulting file
+# does not
+define filechk_offsets
+       (set -e; \
+        echo "#ifndef $2"; \
+        echo "#define $2"; \
+        echo "/*"; \
+        echo " * DO NOT MODIFY."; \
+        echo " *"; \
+        echo " * This file was generated by Kbuild"; \
+        echo " */"; \
+        echo ""; \
+        sed -ne $(sed-offsets); \
+        echo ""; \
+        echo "#endif" )
+endef