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Subject[tip:perf/core] tools build feature sched_getcpu: Undef _GNU_SOURCE at the end
Commit-ID:  44ec8396e2dadf0f0806767642cfac9e04d0d5b1
Gitweb: https://git.kernel.org/tip/44ec8396e2dadf0f0806767642cfac9e04d0d5b1
Author: Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Thu, 14 Feb 2019 13:02:01 -0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 14 Feb 2019 15:39:21 -0300

tools build feature sched_getcpu: Undef _GNU_SOURCE at the end

Since this feature test is included in test-all.c, the feature detection
fast path compile/link phase, it can't leave any defines behind, as it
can affect the tests included after it, so remove it.

Reported-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexei Starovoitov <ast@fb.com>
Cc: Andrii Nakryiko <andrii.nakryiko@gmail.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Jakub Kicinski <jakub.kicinski@netronome.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: Yonghong Song <yhs@fb.com>
Link: https://lkml.kernel.org/n/tip-lg3kpd9tzypc797vb1f42u6k@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/build/feature/test-sched_getcpu.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/tools/build/feature/test-sched_getcpu.c b/tools/build/feature/test-sched_getcpu.c
index e448deb4124c..48995ac7911e 100644
--- a/tools/build/feature/test-sched_getcpu.c
+++ b/tools/build/feature/test-sched_getcpu.c
@@ -8,3 +8,5 @@ int main(void)
{
return sched_getcpu();
}
+
+#undef _GNU_SOURCE
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