ACK: [F/G][F/OEM-5.6][SRU][PATCH 0/1] selftests/memfd: Fix implicit declaration warnings

[Stefan Bader]

On 19.03.21 08:30, Po-Hsu Lin wrote:
> [Impact]
> While debugging bug 1910277, I found that the test compilation will
> print some warnings:
>    memfd_test.c:64:7: warning: implicit declaration of function ‘open’;
>    memfd_test.c:90:6: warning: implicit declaration of function ‘fcntl’
>    memfd_test.c:397:6: warning: implicit declaration of function ‘fallocate’;
>    fuse_test.c:67:6: warning: implicit declaration of function ‘fcntl’
>    fuse_test.c:261:7: warning: implicit declaration of function ‘open’;
> 
> It's harmless but fixing this we can make the test report easier to
> read.
> 
> [Fix]
> * 1c49e3783f8899 ("selftests/memfd: Fix implicit declaration warnings")
> 
> This fix can be cherry-picked into F/F-oem-5.6/G and compiled without
> any problem. Older kernel does not have this issue since they're
> missing some other commits.
> 
> [Test Case]
> Build the memfd test in tools/testing/selftests/ with:
>    sudo make TARGETS=memfd
> 
> With this fix, these warnings will be gone.
> 
> [Where problems could occur]
> This fix is just for fixing the test case compilation, so it's not
> affecting real kernel functionality.
> 
> Michael Ellerman (1):
>    selftests/memfd: Fix implicit declaration warnings
> 
>   tools/testing/selftests/memfd/fuse_test.c  | 2 +-
>   tools/testing/selftests/memfd/memfd_test.c | 2 +-
>   2 files changed, 2 insertions(+), 2 deletions(-)
> 
Acked-by: Stefan Bader <stefan.bader at canonical.com>

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