linux-kernel - [PATCH] rcutorture: add nolibc init support for mips, ppc and rv64

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Date:   Mon, 16 Oct 2023 00:25:14 +0200
From:   Thomas Weißschuh <linux@...ssschuh.net>
To:     "Paul E. McKenney" <paulmck@...nel.org>
Cc:     Willy Tarreau <w@....eu>, rcu@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH] rcutorture: add nolibc init support for mips, ppc and rv64

Use nolibc for all support architectures.

Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
---
 tools/testing/selftests/rcutorture/bin/mkinitrd.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/rcutorture/bin/mkinitrd.sh b/tools/testing/selftests/rcutorture/bin/mkinitrd.sh
index 212c52ca90b5..f3f867129560 100755
--- a/tools/testing/selftests/rcutorture/bin/mkinitrd.sh
+++ b/tools/testing/selftests/rcutorture/bin/mkinitrd.sh
@@ -67,7 +67,10 @@ ___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__||__s390x__||__loongarch__\nyes\n#endif" \
+	   "||__ARM_EABI__||__aarch64__||(__mips__ && _ABIO32)" \
+	   "||__powerpc__||(__riscv && __riscv_xlen == 64)" \
+	   "||__s390x__||__loongarch__" \
+	   "\nyes\n#endif" \
    | ${CROSS_COMPILE}gcc -E -nostdlib -xc - \
    | grep -q '^yes'; then
 	# architecture supported by nolibc

---
base-commit: 58720809f52779dc0f08e53e54b014209d13eebb
change-id: 20231016-rcu-nolibc-arch-edd1db03554a

Best regards,
-- 
Thomas Weißschuh <linux@...ssschuh.net>