linux-kernel - [PATCH 08/34] selftests: filesystems: Fix incorrect kernel headers search path

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Message-Id: <20230127135755.79929-9-mathieu.desnoyers@efficios.com>
Date:   Fri, 27 Jan 2023 08:57:29 -0500
From:   Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
To:     Shuah Khan <shuah@...nel.org>, linux-kselftest@...r.kernel.org,
        Ingo Molnar <mingo@...hat.com>
Cc:     linux-kernel@...r.kernel.org,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        stable@...r.kernel.org
Subject: [PATCH 08/34] selftests: filesystems: Fix incorrect kernel headers search path

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@...icios.com>
Cc: Shuah Khan <shuah@...nel.org>
Cc: linux-kselftest@...r.kernel.org
Cc: Ingo Molnar <mingo@...hat.com>
Cc: <stable@...r.kernel.org>    [5.18+]
---
 tools/testing/selftests/filesystems/Makefile          | 2 +-
 tools/testing/selftests/filesystems/binderfs/Makefile | 2 +-
 tools/testing/selftests/filesystems/epoll/Makefile    | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/testing/selftests/filesystems/Makefile b/tools/testing/selftests/filesystems/Makefile
index 129880fb42d3..c647fd6a0446 100644
--- a/tools/testing/selftests/filesystems/Makefile
+++ b/tools/testing/selftests/filesystems/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 
-CFLAGS += -I../../../../usr/include/
+CFLAGS += $(KHDR_INCLUDES)
 TEST_GEN_PROGS := devpts_pts
 TEST_GEN_PROGS_EXTENDED := dnotify_test
 
diff --git a/tools/testing/selftests/filesystems/binderfs/Makefile b/tools/testing/selftests/filesystems/binderfs/Makefile
index 8af25ae96049..c2f7cef919c0 100644
--- a/tools/testing/selftests/filesystems/binderfs/Makefile
+++ b/tools/testing/selftests/filesystems/binderfs/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 
-CFLAGS += -I../../../../../usr/include/ -pthread
+CFLAGS += $(KHDR_INCLUDES) -pthread
 TEST_GEN_PROGS := binderfs_test
 
 binderfs_test: binderfs_test.c ../../kselftest.h ../../kselftest_harness.h
diff --git a/tools/testing/selftests/filesystems/epoll/Makefile b/tools/testing/selftests/filesystems/epoll/Makefile
index 78ae4aaf7141..0788a7dc8004 100644
--- a/tools/testing/selftests/filesystems/epoll/Makefile
+++ b/tools/testing/selftests/filesystems/epoll/Makefile
@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 
-CFLAGS += -I../../../../../usr/include/
+CFLAGS += $(KHDR_INCLUDES)
 LDLIBS += -lpthread
 TEST_GEN_PROGS := epoll_wakeup_test
 
-- 
2.25.1