linux-kernel - Re: [PATCH] selftests/openat2: Fix build warnings on ppc64

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Message-ID: <c2eec7d1-27c3-4089-beea-168d19062aaf@linuxfoundation.org>
Date: Wed, 29 May 2024 16:20:20 -0600
From: Shuah Khan <skhan@...uxfoundation.org>
To: Michael Ellerman <mpe@...erman.id.au>, linux-kselftest@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
 Shuah Khan <skhan@...uxfoundation.org>, shuah <shuah@...nel.org>
Subject: Re: [PATCH] selftests/openat2: Fix build warnings on ppc64

On 5/20/24 21:03, Michael Ellerman wrote:
> Fix warnings like:
> 
>    openat2_test.c: In function ‘test_openat2_flags’:
>    openat2_test.c:303:73: warning: format ‘%llX’ expects argument of type
>    ‘long long unsigned int’, but argument 5 has type ‘__u64’ {aka ‘long
>    unsigned int’} [-Wformat=]
> 
> By switching to unsigned long long for u64 for ppc64 builds.
> 
> Signed-off-by: Michael Ellerman <mpe@...erman.id.au>
> ---
>   tools/testing/selftests/openat2/openat2_test.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/tools/testing/selftests/openat2/openat2_test.c b/tools/testing/selftests/openat2/openat2_test.c
> index 9024754530b2..5790ab446527 100644
> --- a/tools/testing/selftests/openat2/openat2_test.c
> +++ b/tools/testing/selftests/openat2/openat2_test.c
> @@ -5,6 +5,7 @@
>    */
>   
>   #define _GNU_SOURCE
> +#define __SANE_USERSPACE_TYPES__ // Use ll64
>   #include <fcntl.h>
>   #include <sched.h>
>   #include <sys/stat.h>

Applied to linux-kselftest fixes for the next rc.

Michael, If you want to take this through, let me know, I can drop this.

thanks,
-- Shuah