Re: [kvm-unit-tests PATCH 3/9] s390x/Makefile: fix `*.gbin` target dependencies

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Janosch Frank <frankja@xxxxxxxxxxxxx> writes:

> On 1/16/23 18:57, Marc Hartmayer wrote:
>> If the linker scripts change, then the .gbin binaries must be rebuilt.
>> 
>> Signed-off-by: Marc Hartmayer <mhartmay@xxxxxxxxxxxxx>
>> ---
>>   s390x/Makefile | 4 ++--
>>   1 file changed, 2 insertions(+), 2 deletions(-)
>> 
>> diff --git a/s390x/Makefile b/s390x/Makefile
>> index 660ff06f1e7c..b6bf2ed99afd 100644
>> --- a/s390x/Makefile
>> +++ b/s390x/Makefile
>> @@ -135,12 +135,12 @@ $(SNIPPET_DIR)/asm/%.o: $(SNIPPET_DIR)/asm/%.S $(asm-offsets)
>>   $(SNIPPET_DIR)/c/%.o: $(SNIPPET_DIR)/c/%.c $(asm-offsets)
>>   	$(CC) $(CFLAGS) -c -nostdlib -o $@ $<
>>   
>> -$(SNIPPET_DIR)/asm/%.gbin: $(SNIPPET_DIR)/asm/%.o
>> +$(SNIPPET_DIR)/asm/%.gbin: $(SNIPPET_DIR)/asm/%.o $(SRCDIR)/s390x/snippets/asm/flat.lds
>
> Any reason why you didn't use the shorter:
> $(SNIPPET_DIR)/asm/flat.lds ?

No - it was just copied from the rule without thinking further :)

>
>
>>   	$(CC) $(LDFLAGS) -o $@ -T $(SRCDIR)/s390x/snippets/asm/flat.lds $<
>>   	$(OBJCOPY) -O binary -j ".rodata" -j ".lowcore" -j ".text" -j ".data" -j ".bss" --set-section-flags .bss=alloc,load,contents $@ $@
>>   	truncate -s '%4096' $@
>>   
>> -$(SNIPPET_DIR)/c/%.gbin: $(SNIPPET_DIR)/c/%.o $(snippet_lib) $(FLATLIBS)
>> +$(SNIPPET_DIR)/c/%.gbin: $(SNIPPET_DIR)/c/%.o $(snippet_lib) $(FLATLIBS) $(SRCDIR)/s390x/snippets/c/flat.lds
>>   	$(CC) $(LDFLAGS) -o $@ -T $(SRCDIR)/s390x/snippets/c/flat.lds $< $(snippet_lib) $(FLATLIBS)
>>   	$(OBJCOPY) -O binary -j ".rodata" -j ".lowcore" -j ".text" -j ".data" -j ".bss" --set-section-flags .bss=alloc,load,contents $@ $@
>>   	truncate -s '%4096' $@
>
-- 
Kind regards / Beste Grüße
   Marc Hartmayer

IBM Deutschland Research & Development GmbH
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