[PATCH v3 5/5] rcutorture: build initrd for rcutorture with nolibc

From: Sven Schnelle
Date: Tue Jan 03 2023 - 02:21:25 EST


This reduces the size of init from ~600KB to ~1KB.

Signed-off-by: Sven Schnelle <svens@xxxxxxxxxxxxx>
Acked-by: Heiko Carstens <hca@xxxxxxxxxxxxx>
---
tools/testing/selftests/rcutorture/bin/mkinitrd.sh | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/rcutorture/bin/mkinitrd.sh b/tools/testing/selftests/rcutorture/bin/mkinitrd.sh
index 70d62fd0d31d..71f0dfbb2a6d 100755
--- a/tools/testing/selftests/rcutorture/bin/mkinitrd.sh
+++ b/tools/testing/selftests/rcutorture/bin/mkinitrd.sh
@@ -64,7 +64,7 @@ ___EOF___
# build using nolibc on supported archs (smaller executable) and fall
# back to regular glibc on other ones.
if echo -e "#if __x86_64__||__i386__||__i486__||__i586__||__i686__" \
- "||__ARM_EABI__||__aarch64__\nyes\n#endif" \
+ "||__ARM_EABI__||__aarch64__||__s390x__\nyes\n#endif" \
| ${CROSS_COMPILE}gcc -E -nostdlib -xc - \
| grep -q '^yes'; then
# architecture supported by nolibc
--
2.34.1