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Date:   Tue, 10 Jan 2023 16:49:35 +0100
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Tyler Hicks <code@tyhicks.com>
Cc:     stable@vger.kernel.org, Shuah Khan <skhan@linuxfoundation.org>,
        Muhammad Usama Anjum <usama.anjum@collabora.com>
Subject: Re: [PATCH 5.15 5.10 1/1] selftests: set the BUILD variable to
 absolute path
Message-ID: <Y72JDysNVItMWrcF@kroah.com>
References: <20230106220816.763835-1-code@tyhicks.com>
 <20230106220816.763835-2-code@tyhicks.com>
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On Fri, Jan 06, 2023 at 04:08:16PM -0600, Tyler Hicks wrote:
> From: Muhammad Usama Anjum <usama.anjum@collabora.com>
> 
> commit 5ad51ab618de5d05f4e692ebabeb6fe6289aaa57 upstream.
> 
> The build of kselftests fails if relative path is specified through
> KBUILD_OUTPUT or O=<path> method. BUILD variable is used to determine
> the path of the output objects. When make is run from other directories
> with relative paths, the exact path of the build objects is ambiguous
> and build fails.
> 
> 	make[1]: Entering directory '/home/usama/repos/kernel/linux_mainline2/tools/testing/selftests/alsa'
> 	gcc     mixer-test.c -L/usr/lib/x86_64-linux-gnu -lasound  -o build/kselftest/alsa/mixer-test
> 	/usr/bin/ld: cannot open output file build/kselftest/alsa/mixer-test
> 
> Set the BUILD variable to the absolute path of the output directory.
> Make the logic readable and easy to follow. Use spaces instead of tabs
> for indentation as if with tab indentation is considered recipe in make.
> 
> Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
> Signed-off-by: Tyler Hicks (Microsoft) <code@tyhicks.com>
> ---
>  tools/testing/selftests/Makefile | 26 +++++++++++++++++---------
>  1 file changed, 17 insertions(+), 9 deletions(-)
> 

Now queued up, thanks.

greg k-h