linux-kernel - Re: [PATCH 10/11] selftests: futex: copy sub-dir test scripts for make O=dir run

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Date:   Fri, 22 Sep 2017 17:36:13 -0700
From:   Darren Hart <dvhart@...radead.org>
To:     Shuah Khan <shuahkh@....samsung.com>
Cc:     yamada.masahiro@...ionext.com, mmarek@...e.com, shuah@...nel.org,
        tglx@...utronix.de, mingo@...hat.com, peterz@...radead.org,
        bamvor.zhangjian@...aro.org, emilio.lopez@...labora.co.uk,
        corbet@....net, tytso@....edu, ebiederm@...ssion.com,
        Tim.Bird@...y.com, gregkh@...uxfoundation.org,
        linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org
Subject: Re: [PATCH 10/11] selftests: futex: copy sub-dir test scripts for
 make O=dir run

On Tue, Sep 12, 2017 at 05:53:03PM -0600, Shuah Khan wrote:
> For make O=dir run_tests to work, test scripts from sub-directories
> need to be copied over to the object directory. Running tests from the
> object directory is necessary to avoid making the source tree dirty.
> 
> Signed-off-by: Shuah Khan <shuahkh@....samsung.com>
> ---
>  tools/testing/selftests/futex/Makefile | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/testing/selftests/futex/Makefile b/tools/testing/selftests/futex/Makefile
> index 7c647f619d63..9358cb210fd5 100644
> --- a/tools/testing/selftests/futex/Makefile
> +++ b/tools/testing/selftests/futex/Makefile
> @@ -11,10 +11,13 @@ all:
>  		BUILD_TARGET=$(OUTPUT)/$$DIR;	\
>  		mkdir $$BUILD_TARGET  -p;	\
>  		make OUTPUT=$$BUILD_TARGET -C $$DIR $@;\
> +		if [ -e $$DIR/$(TEST_PROGS) ]; then
> +			rsync -a $$DIR/$(TEST_PROGS) $$BUILD_TARGET/;

Hrm, I was going to raise a concern with adding an rsync dependency
here, but it is already used several times by lib.mk, so that isn't new.

Reviewed-by: Darren Hart (VMware) <dvhart@...radead.org>

-- 
Darren Hart
VMware Open Source Technology Center