[tip: timers/vdso] selftests: vDSO: parse_vdso: Use UAPI headers instead of libc headers

["tip-bot2 for Thomas Weißschuh" <tip-bot2@linutronix.de>]

The following commit has been merged into the timers/vdso branch of tip:

Commit-ID:     c9fbaa879508ea36f5be0b3f1125b8f9f11b4945
Gitweb:        https://git.kernel.org/tip/c9fbaa879508ea36f5be0b3f1125b8f9f11b4945
Author:        Thomas Weißschuh <thomas.weissschuh@linutronix.de>
AuthorDate:    Wed, 26 Feb 2025 12:44:51 +01:00
Committer:     Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Mon, 03 Mar 2025 20:00:12 +01:00

selftests: vDSO: parse_vdso: Use UAPI headers instead of libc headers

To allow the usage of parse_vdso.c together with a limited libc like
nolibc, use the kernels own elf.h and auxvec.h headers.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Acked-by: Shuah Khan <skhan@linuxfoundation.org>
Link: https://lore.kernel.org/all/20250226-parse_vdso-nolibc-v2-12-28e14e031ed8@linutronix.de
---
 tools/testing/selftests/vDSO/Makefile     | 3 +++
 tools/testing/selftests/vDSO/parse_vdso.c | 3 ++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/vDSO/Makefile b/tools/testing/selftests/vDSO/Makefile
index 1cf14a8..bc8ca18 100644
--- a/tools/testing/selftests/vDSO/Makefile
+++ b/tools/testing/selftests/vDSO/Makefile
@@ -19,6 +19,9 @@ LDLIBS += -lgcc_s
 endif
 
 include ../lib.mk
+
+CFLAGS += $(TOOLS_INCLUDES)
+
 $(OUTPUT)/vdso_test_gettimeofday: parse_vdso.c vdso_test_gettimeofday.c
 $(OUTPUT)/vdso_test_getcpu: parse_vdso.c vdso_test_getcpu.c
 $(OUTPUT)/vdso_test_abi: parse_vdso.c vdso_test_abi.c
diff --git a/tools/testing/selftests/vDSO/parse_vdso.c b/tools/testing/selftests/vDSO/parse_vdso.c
index 3638fe6..200c534 100644
--- a/tools/testing/selftests/vDSO/parse_vdso.c
+++ b/tools/testing/selftests/vDSO/parse_vdso.c
@@ -19,7 +19,8 @@
 #include <stdint.h>
 #include <string.h>
 #include <limits.h>
-#include <elf.h>
+#include <linux/auxvec.h>
+#include <linux/elf.h>
 
 #include "parse_vdso.h"