From: Mathieu Desnoyers mathieu.desnoyers@efficios.com

commit 5ad0c8e42c13623bd996e19ce76f2596e16eb0db upstream.

Use $(KHDR_INCLUDES) as lookup path for kernel headers. This prevents building against kernel headers from the build environment in scenarios where kernel headers are installed into a specific output directory (O=...).

Signed-off-by: Mathieu Desnoyers mathieu.desnoyers@efficios.com Cc: Shuah Khan shuah@kernel.org Cc: linux-kselftest@vger.kernel.org Cc: Ingo Molnar mingo@redhat.com Cc: stable@vger.kernel.org # 5.18+ Acked-by: Shuah Khan skhan@linuxfoundation.org Signed-off-by: Shuah Khan skhan@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- tools/testing/selftests/sync/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/tools/testing/selftests/sync/Makefile +++ b/tools/testing/selftests/sync/Makefile @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 CFLAGS += -O2 -g -std=gnu89 -pthread -Wall -Wextra -CFLAGS += -I../../../../usr/include/ +CFLAGS += $(KHDR_INCLUDES) LDFLAGS += -pthread

.PHONY: all clean