linux-kernel - [PATCH bpf-next 2/2] selftests: bpf docs: Use installed kernel headers search path

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Message-Id: <20230130183549.85471-2-mathieu.desnoyers@efficios.com>
Date:   Mon, 30 Jan 2023 13:35:49 -0500
From:   Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
To:     Alexei Starovoitov <ast@...nel.org>
Cc:     linux-kernel@...r.kernel.org,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Shuah Khan <skhan@...uxfoundation.org>, bpf@...r.kernel.org,
        Shuah Khan <shuah@...nel.org>, linux-kselftest@...r.kernel.org,
        Ingo Molnar <mingo@...hat.com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <martin.lau@...ux.dev>,
        Song Liu <song@...nel.org>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        Stanislav Fomichev <sdf@...gle.com>,
        Hao Luo <haoluo@...gle.com>, Jiri Olsa <jolsa@...nel.org>,
        Mykola Lysenko <mykolal@...com>
Subject: [PATCH bpf-next 2/2] selftests: bpf docs: Use installed kernel headers search path

Use $(KHDR_INCLUDES) as lookup path for installed kernel headers rather
than using kernel headers in include/uapi from the source kernel tree
kernel headers.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
Acked-by: Shuah Khan <skhan@...uxfoundation.org>
Cc: <bpf@...r.kernel.org>
Cc: Shuah Khan <shuah@...nel.org>
Cc: linux-kselftest@...r.kernel.org
Cc: Ingo Molnar <mingo@...hat.com>
Cc: Alexei Starovoitov <ast@...nel.org>
Cc: Daniel Borkmann <daniel@...earbox.net>
Cc: Andrii Nakryiko <andrii@...nel.org>
Cc: Martin KaFai Lau <martin.lau@...ux.dev>
Cc: Song Liu <song@...nel.org>
Cc: Yonghong Song <yhs@...com>
Cc: John Fastabend <john.fastabend@...il.com>
Cc: KP Singh <kpsingh@...nel.org>
Cc: Stanislav Fomichev <sdf@...gle.com>
Cc: Hao Luo <haoluo@...gle.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Mykola Lysenko <mykolal@...com>
---
 tools/testing/selftests/bpf/Makefile.docs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/bpf/Makefile.docs b/tools/testing/selftests/bpf/Makefile.docs
index eb6a4fea8c79..0a538d873def 100644
--- a/tools/testing/selftests/bpf/Makefile.docs
+++ b/tools/testing/selftests/bpf/Makefile.docs
@@ -44,7 +44,7 @@ RST2MAN_DEP := $(shell command -v rst2man 2>/dev/null)
 # $1 - target for scripts/bpf_doc.py
 # $2 - man page section to generate the troff file
 define DOCS_RULES =
-$(OUTPUT)bpf-$1.rst: ../../../../include/uapi/linux/bpf.h
+$(OUTPUT)bpf-$1.rst: $(KHDR_INCLUDES)/linux/bpf.h
 	$$(QUIET_GEN)../../../../scripts/bpf_doc.py $1 \
 		--filename $$< > $$@
 
-- 
2.25.1