linux-kernel - Re: [PATCH v1 4/9] selftests/mm: Enable mrelease

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Date:   Thu, 13 Jul 2023 16:32:58 +0200
From:   David Hildenbrand <david@...hat.com>
To:     Ryan Roberts <ryan.roberts@....com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Shuah Khan <shuah@...nel.org>,
        Jérôme Glisse <jglisse@...hat.com>,
        Mark Brown <broonie@...nel.org>,
        John Hubbard <jhubbard@...dia.com>,
        Florent Revest <revest@...omium.org>,
        "Liam R. Howlett" <Liam.Howlett@...cle.com>
Cc:     linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        linux-kselftest@...r.kernel.org
Subject: Re: [PATCH v1 4/9] selftests/mm: Enable mrelease_test for arm64

On 13.07.23 15:54, Ryan Roberts wrote:
> mrelease_test defaults to defining __NR_pidfd_open and
> __NR_process_mrelease syscall numbers to -1, if they are not defined
> anywhere else, and the suite would then be marked as skipped as a
> result.
> 
> arm64 (at least the stock debian toolchain that I'm using) requires
> including <sys/syscall.h> to pull in the defines for these syscalls. So
> let's add this header. With this in place, the test is passing on arm64.
> 
> Signed-off-by: Ryan Roberts <ryan.roberts@....com>
> ---
>   tools/testing/selftests/mm/mrelease_test.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/tools/testing/selftests/mm/mrelease_test.c b/tools/testing/selftests/mm/mrelease_test.c
> index dca21042b679..d822004a374e 100644
> --- a/tools/testing/selftests/mm/mrelease_test.c
> +++ b/tools/testing/selftests/mm/mrelease_test.c
> @@ -7,6 +7,7 @@
>   #include <stdbool.h>
>   #include <stdio.h>
>   #include <stdlib.h>
> +#include <sys/syscall.h>
>   #include <sys/wait.h>
>   #include <unistd.h>
>   #include <asm-generic/unistd.h>

Reviewed-by: David Hildenbrand <david@...hat.com>

-- 
Cheers,

David / dhildenb