kbuild: enable 'make CFLAGS=...' to add additional options to CC

[mirror_ubuntu-artful-kernel.git] / arch / cris / Makefile

diff --git a/arch/cris/Makefile b/arch/cris/Makefile
index ee114699ef8e917e4cc51610511529ec68ce900a..32ef6f3cce06cf6d2e0f9b1cb073ec0c834e9544 100644 (file)
--- a/arch/cris/Makefile
+++ b/arch/cris/Makefile
@@ -31,16 +31,16 @@ OBJCOPYFLAGS := -O binary -R .note -R .comment -S
 CPPFLAGS_vmlinux.lds = -DDRAM_VIRTUAL_BASE=0x$(CONFIG_ETRAX_DRAM_VIRTUAL_BASE)
 AFLAGS += -mlinux
 
-CFLAGS := $(CFLAGS) -mlinux -march=$(arch-y) -pipe
+KBUILD_CFLAGS += -mlinux -march=$(arch-y) -pipe
 
 ifdef CONFIG_FRAME_POINTER
-CFLAGS := $(subst -fomit-frame-pointer,,$(CFLAGS)) -g
-CFLAGS += -fno-omit-frame-pointer
+KBUILD_CFLAGS := $(subst -fomit-frame-pointer,,$(KBUILD_CFLAGS)) -g
+KBUILD_CFLAGS += -fno-omit-frame-pointer
 endif
 
 head-y := arch/$(ARCH)/$(SARCH)/kernel/head.o
 
-LIBGCC = $(shell $(CC) $(CFLAGS) -print-file-name=libgcc.a)
+LIBGCC = $(shell $(CC) $(KBUILD_CFLAGS) -print-file-name=libgcc.a)
 
 core-y         += arch/$(ARCH)/kernel/ arch/$(ARCH)/mm/
 core-y         += arch/$(ARCH)/$(SARCH)/kernel/ arch/$(ARCH)/$(SARCH)/mm/