linux-kernel - [PATCH 5/5] selftests/nolibc: always keep test kernel configuration up to date

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Message-Id: <20250122-nolibc-config-v1-5-a697db968b49@weissschuh.net>
Date: Wed, 22 Jan 2025 19:41:48 +0100
From: Thomas Weißschuh <linux@...ssschuh.net>
To: Willy Tarreau <w@....eu>, Shuah Khan <shuah@...nel.org>
Cc: linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH 5/5] selftests/nolibc: always keep test kernel
 configuration up to date

Avoid using a stale test kernel configuration by always synchronizing
it to the current source tree.
kbuild is smart enough to avoid spurious rebuilds.

Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
---
 tools/testing/selftests/nolibc/run-tests.sh | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/tools/testing/selftests/nolibc/run-tests.sh b/tools/testing/selftests/nolibc/run-tests.sh
index 9c5160c5388122deeeb59ecfced7633000d69b10..664f92e1c5500f726ab33247321b96e8602ce185 100755
--- a/tools/testing/selftests/nolibc/run-tests.sh
+++ b/tools/testing/selftests/nolibc/run-tests.sh
@@ -158,9 +158,6 @@ test_arch() {
 	MAKE=(make -j"${nproc}" XARCH="${arch}" CROSS_COMPILE="${cross_compile}" LLVM="${llvm}" O="${build_dir}")
 
 	mkdir -p "$build_dir"
-	if [ "$test_mode" = "system" ] && [ ! -f "${build_dir}/.config" ]; then
-		swallow_output "${MAKE[@]}" defconfig
-	fi
 	case "$test_mode" in
 		'system')
 			test_target=run
@@ -173,7 +170,7 @@ test_arch() {
 			exit 1
 	esac
 	printf '%-15s' "$arch:"
-	swallow_output "${MAKE[@]}" CFLAGS_EXTRA="$CFLAGS_EXTRA" "$test_target" V=1
+	swallow_output "${MAKE[@]}" CFLAGS_EXTRA="$CFLAGS_EXTRA" defconfig "$test_target" V=1
 	cp run.out run.out."${arch}"
 	"${MAKE[@]}" report | grep passed
 }

-- 
2.48.1