selftests: Compile kselftest headers with -D_GNU_SOURCE

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Add the -D_GNU_SOURCE flag to KHDR_INCLUDES so that it is defined in a
central location.

Commit 8092162335 ("selftests/harness: remove use of LINE_MAX")
introduced asprintf into kselftest_harness.h, which is a GNU extension
and needs _GNU_SOURCE to either be defined prior to including headers or
with the -D_GNU_SOURCE flag passed to the compiler.

Fixed up commit log:
Shuah Khan <skhan@linuxfoundation.org>

Fixes: 8092162335 ("selftests/harness: remove use of LINE_MAX")
Reported-by: kernel test robot <oliver.sang@intel.com>
Closes: https://lore.kernel.org/oe-lkp/202404301040.3bea5782-oliver.sang@intel.com
Signed-off-by: Edward Liaw <edliaw@google.com>
Reviewed-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>

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This commit is contained in:

Edward Liaw 2024-05-07 21:38:26 +00:00 • committed by Shuah Khan

parent 14d28ec6f8

commit daef47b89e

3 changed files with 4 additions and 4 deletions

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4

tools/testing/selftests/Makefile

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2

tools/testing/selftests/kselftest_harness.h

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2

tools/testing/selftests/lib.mk

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