On Mon, 22 Sep 2014 20:05:37 +0200, Janusz Użycki <[email protected]>
wrote:
> Hi.
>
> On 3.17.0-rc6-next-20140922+ with CONFIG_OF_SELFTEST enabled
> zImage is recreated every time I call "make" despite I've not done
> any change in source files and zImage was the same.
> This is caused by the rm line:
> CALL scripts/checksyscalls.sh
> CHK include/generated/compile.h
> DTC drivers/of/testcase-data/testcases.dtb
> DTB drivers/of/testcase-data/testcases.dtb.S
> AS drivers/of/testcase-data/testcases.dtb.o
> LD drivers/of/of_selftest.o
> LD drivers/of/built-in.o
> rm drivers/of/testcase-data/testcases.dtb.S
> drivers/of/testcase-data/testcases.dtb
> LD drivers/built-in.o
> LINK vmlinux
> LD vmlinux.o
Try this change:
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 260bf8acfce9..4555e2e1b4ed 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -269,7 +269,7 @@ cmd_dtc = $(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o
$(dtc-tmp) $< ; \
-d $(depfile).dtc.tmp $(dtc-tmp) ; \
cat $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile)
-$(obj)/%.dtb: $(src)/%.dts FORCE
+$(obj)/%.dtb: $(src)/%.dts
$(call if_changed_dep,dtc)
dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp)
--
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