Re: [PATCH 6.1 5.15 5.10 5.4 4.19 4.14] selftests/memfd: Fix unknown type name build failure

From: Greg KH
Date: Sun May 28 2023 - 03:42:47 EST


On Fri, May 26, 2023 at 04:21:36PM -0700, Hardik Garg wrote:
> Partially backport v6.3 commit 11f75a01448f ("selftests/memfd: add
> tests for MFD_NOEXEC_SEAL MFD_EXEC") to fix an unknown type name
> build error.
> In some systems, the __u64 typedef is not present due to differences
> in system headers, causing compilation errors like this one:
>
> fuse_test.c:64:8: error: unknown type name '__u64'
> 64 | static __u64 mfd_assert_get_seals(int fd)
>
> This header includes the __u64 typedef which increases the
> likelihood of successful compilation on a wider variety of systems.
>
> Signed-off-by: Hardik Garg <hargar@xxxxxxxxxxxxxxxxxxx>
> ---
> tools/testing/selftests/memfd/fuse_test.c | 1 +
> 1 file changed, 1 insertion(+)

Now queued up, thanks.

greg k-h