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Date: Thu, 14 Jan 2016 11:42:18 -0300
From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Jiri Olsa <jolsa@redhat.com>
Cc: "Wangnan (F)" <wangnan0@huawei.com>, linux-kernel@vger.kernel.org,
        pi3orama@163.com, lizefan@huawei.com, Jiri Olsa <jolsa@kernel.org>,
        Namhyung Kim <namhyung@kernel.org>
Subject: Re: [PATCH 2/9] perf build: Pass O option to Makefile.perf in
 build-test
Message-ID: <20160114144218.GS18367@kernel.org>
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Em Thu, Jan 14, 2016 at 03:37:28PM +0100, Jiri Olsa escreveu:
> On Thu, Jan 14, 2016 at 11:28:23AM -0300, Arnaldo Carvalho de Melo wrote:
> > Em Thu, Jan 14, 2016 at 05:56:06PM +0800, Wangnan (F) escreveu:
> > > >>+	cmd="cd $(PERF) && make -f $(MK) $(PARALLEL_OPT) $(O_OPT) DESTDIR=$$TMP_DEST $($@)"; \
> > > >hum, but this set is to test make without O=... so why would you set it?
> > > >run_O is the target for O=... tests
> > > 
> > > I have strong motivation to avoid polluting source directory.
> > 
> > yeah!
> 
> heh, I knew you'd be excited ;-) but does that actually mean
> that build-test will never run tests in source directory?

Humm, I think this is something to be supported, but source code
repository polution is really bad and a pet peeve I have with
build-test, so the fact that Wang is working to remove that limitation
is indeed exciting :-)

- Arnaldo