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authorMasahiro Yamada <yamada.masahiro@socionext.com>2019-04-03 17:37:13 +0900
committerGreentime Hu <greentime@andestech.com>2019-05-07 17:52:09 +0800
commit0ff8e00f2c1e939a44410b1b33f62e1932384531 (patch)
treeea426e918f2927b05d341622b4eaa41fee30e73d /arch/nds32/kernel
parent5b633e517b8c02d0391f3f87e1af35cc38168b40 (diff)
nds32: vdso: fix and clean-up Makefile
- $(call if_changed,...) must have FORCE as a prerequisite - vdso.lds is a generated file, so it should be prefixed with $(obj)/ instead of $(src)/. - cmd_vdsosym is a one-liner rule, so the assignment with '=' is simpler. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Greentime Hu <greentime@andestech.com> Signed-off-by: Greentime Hu <greentime@andestech.com>
Diffstat (limited to 'arch/nds32/kernel')
-rw-r--r--arch/nds32/kernel/vdso/Makefile8
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/nds32/kernel/vdso/Makefile b/arch/nds32/kernel/vdso/Makefile
index e6c50a701313..01a96101d3ae 100644
--- a/arch/nds32/kernel/vdso/Makefile
+++ b/arch/nds32/kernel/vdso/Makefile
@@ -28,7 +28,7 @@ CPPFLAGS_vdso.lds += -P -C -U$(ARCH)
$(obj)/vdso.o : $(obj)/vdso.so
# Link rule for the .so file, .lds has to be first
-$(obj)/vdso.so.dbg: $(src)/vdso.lds $(obj-vdso)
+$(obj)/vdso.so.dbg: $(obj)/vdso.lds $(obj-vdso) FORCE
$(call if_changed,vdsold)
@@ -40,9 +40,7 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE
# Generate VDSO offsets using helper script
gen-vdsosym := $(srctree)/$(src)/gen_vdso_offsets.sh
quiet_cmd_vdsosym = VDSOSYM $@
-define cmd_vdsosym
- $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@
-endef
+ cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@
include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE
$(call if_changed,vdsosym)
@@ -65,7 +63,7 @@ gettimeofday.o : gettimeofday.c FORCE
# Actual build commands
quiet_cmd_vdsold = VDSOL $@
- cmd_vdsold = $(CC) $(c_flags) -Wl,-n -Wl,-T $^ -o $@
+ cmd_vdsold = $(CC) $(c_flags) -Wl,-n -Wl,-T $(real-prereqs) -o $@
quiet_cmd_vdsoas = VDSOA $@
cmd_vdsoas = $(CC) $(a_flags) -c -o $@ $<
quiet_cmd_vdsocc = VDSOA $@