linux-kernel - Re: [RFC/BUG] perf tools: static build fails

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Message-ID: <55B7F0C1.7050507@intel.com>
Date:	Wed, 29 Jul 2015 00:14:41 +0300
From:	Adrian Hunter <adrian.hunter@...el.com>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Jiri Olsa <jolsa@...hat.com>
CC:	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
	Namhyung Kim <namhyung@...il.com>
Subject: Re: [RFC/BUG] perf tools: static build fails

On 28/07/2015 7:11 p.m., Arnaldo Carvalho de Melo wrote:
> Em Tue, Jul 28, 2015 at 05:13:47PM +0200, Jiri Olsa escreveu:
>> hi,
>> it's failing on perf-read-vdso32 tool..
>> attached patch fixes that for me
>
> To build it statically:
>
>    make -C tools/perf O=/tmp/build/perf LDFLAGS=-static install-bin
>
> Adrian, I wonder if building just these utilities non-statically when we
> ask for a static build of the main tool is ok, is it?

Not really.

Static build works for me, including building perf-read-vdso32 statically,
so I am not sure what the problem is?

>
> - Arnaldo
>
>
>
>> jirka
>>
>>
>> ---
>> diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
>> index 4b58daeff881..a72f790f05e8 100644
>> --- a/tools/perf/Makefile.perf
>> +++ b/tools/perf/Makefile.perf
>> @@ -370,12 +370,12 @@ $(OUTPUT)perf-%: %.o $(PERFLIBS)
>>
>>   ifndef NO_PERF_READ_VDSO32
>>   $(OUTPUT)perf-read-vdso32: perf-read-vdso.c util/find-vdso-map.c
>> -	$(QUIET_CC)$(CC) -m32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
>> +	$(QUIET_CC)$(CC) -m32 $(filter-out -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
>>   endif
>>
>>   ifndef NO_PERF_READ_VDSOX32
>>   $(OUTPUT)perf-read-vdsox32: perf-read-vdso.c util/find-vdso-map.c
>> -	$(QUIET_CC)$(CC) -mx32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
>> +	$(QUIET_CC)$(CC) -mx32 $(filter-out -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
>>   endif
>>
>>   $(patsubst perf-%,%.o,$(PROGRAMS)): $(wildcard */*.h)
--
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