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Message-ID: <9464d0a6-adc2-9b7e-4771-4eb3805d02aa@collabora.com>
Date:   Tue, 6 Jun 2023 12:51:40 +0500
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Cc:     Muhammad Usama Anjum <usama.anjum@collabora.com>,
        David Hildenbrand <david@redhat.com>,
        Peter Xu <peterx@redhat.com>, Shuah Khan <shuah@kernel.org>,
        Nathan Chancellor <nathan@kernel.org>, linux-mm@kvack.org,
        linux-kselftest@vger.kernel.org,
        LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 04/11] selftests/mm: fix invocation of tests that are
 run via shell scripts
Content-Language: en-US
To:     John Hubbard <jhubbard@nvidia.com>,
        Andrew Morton <akpm@linux-foundation.org>
References: <20230606071637.267103-1-jhubbard@nvidia.com>
 <20230606071637.267103-5-jhubbard@nvidia.com>
From:   Muhammad Usama Anjum <usama.anjum@collabora.com>
In-Reply-To: <20230606071637.267103-5-jhubbard@nvidia.com>
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On 6/6/23 12:16 PM, John Hubbard wrote:
> We cannot depend upon git to reliably retain the executable bit on shell
> scripts, or so I was told several years ago while working on this same
> run_vmtests.sh script. And sure enough, things such as test_hmm.sh are
> lately failing to run, due to lacking execute permissions.
> 
> Fix this by explicitly adding "bash" to each of the shell script
> invocations. Leave fixing the overall approach to another day.
> 
> Acked-by: David Hildenbrand <david@redhat.com>
> Cc: Peter Xu <peterx@redhat.com>
> Signed-off-by: John Hubbard <jhubbard@nvidia.com>
Tested-by: Muhammad Usama Anjum <usama.anjum@collabora.com>

> ---
>  tools/testing/selftests/mm/run_vmtests.sh | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/tools/testing/selftests/mm/run_vmtests.sh b/tools/testing/selftests/mm/run_vmtests.sh
> index 4893eb60d96d..8f81432e4bac 100644
> --- a/tools/testing/selftests/mm/run_vmtests.sh
> +++ b/tools/testing/selftests/mm/run_vmtests.sh
> @@ -242,18 +242,18 @@ if [ $VADDR64 -ne 0 ]; then
>  	if [ "$ARCH" == "$ARCH_ARM64" ]; then
>  		echo 6 > /proc/sys/vm/nr_hugepages
>  	fi
> -	CATEGORY="hugevm" run_test ./va_high_addr_switch.sh
> +	CATEGORY="hugevm" run_test bash ./va_high_addr_switch.sh
>  	if [ "$ARCH" == "$ARCH_ARM64" ]; then
>  		echo $prev_nr_hugepages > /proc/sys/vm/nr_hugepages
>  	fi
>  fi # VADDR64
>  
>  # vmalloc stability smoke test
> -CATEGORY="vmalloc" run_test ./test_vmalloc.sh smoke
> +CATEGORY="vmalloc" run_test bash ./test_vmalloc.sh smoke
>  
>  CATEGORY="mremap" run_test ./mremap_dontunmap
>  
> -CATEGORY="hmm" run_test ./test_hmm.sh smoke
> +CATEGORY="hmm" run_test bash ./test_hmm.sh smoke
>  
>  # MADV_POPULATE_READ and MADV_POPULATE_WRITE tests
>  CATEGORY="madv_populate" run_test ./madv_populate

-- 
BR,
Muhammad Usama Anjum