From nobody Wed Jan 7 22:44:53 2026 Received: from todd.t-8ch.de (todd.t-8ch.de [159.69.126.157]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1EF2927B50F; Sun, 4 Jan 2026 22:14:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.69.126.157 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767564870; cv=none; b=j3Dubc9GLfCLcoCbOcjYaVmJj5PStT6z9GNGrTl7t4NoAkSVceZUhy7UqZbTWNEF1Bj4cTeho2TSyaFm009MglpE63zCY/fRwJ4902cH/tWEfreONPzbg8zaxThyvwLkNQaLb12ABtY+YPqu5uk15oAEb4/pdqz59V0Ga5/nz6A= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767564870; c=relaxed/simple; bh=a8FkxiaD0pnteuH9Mzpab8eTkp7dE4AY53qcox0BsbI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=Gz3fkxEY5LZ3dFi9xKikF78XC6uS/7sOjGF+KYlN5LW51VPTKU4vdpVdL1Q8D4bAhFYGl5BaJ8htqx9j60YFZray8fJQ7O2NiLIkBeDIbw77ygfGSzGxPJR6uYc5C3ApuXfut7kF3BIPWO+I3vHJaYfv53mWSaAEiTasLH9W7LQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=weissschuh.net; spf=pass smtp.mailfrom=weissschuh.net; dkim=pass (1024-bit key) header.d=weissschuh.net header.i=@weissschuh.net header.b=AzpYGunk; arc=none smtp.client-ip=159.69.126.157 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=weissschuh.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=weissschuh.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=weissschuh.net header.i=@weissschuh.net header.b="AzpYGunk" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=weissschuh.net; s=mail; t=1767564865; bh=a8FkxiaD0pnteuH9Mzpab8eTkp7dE4AY53qcox0BsbI=; h=From:Date:Subject:To:Cc:From; b=AzpYGunkWFfn/y+3cscti6u1Jewk5HG9R56tHKrBs+3AjDxRLTbTZLI5LJnfpON/M leDzVTJBEk0G8iD05PWWvbEgne+J00VIP4RxeKaxIVzsVhId5Nw798pgVP7ZHmUVUI S1gOtX+ceJDKwQx5utcXhxpFREg6VG6SsVl4rqH8= From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= Date: Sun, 04 Jan 2026 23:14:13 +0100 Subject: [PATCH] selftests/nolibc: fix sparc32 tests with -mcpu=v9 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260104-nolibc-sparc32-fix-v1-1-e341b06cbdb7@weissschuh.net> X-B4-Tracking: v=1; b=H4sIADTmWmkC/x2MQQqAIBAAvxJ7bkE3ieor0UFtrYWwUIgg/HvSc QZmXsichDNMzQuJb8lyxgq6bcDvNm6MslYGUtQrrQzG8xDnMV82+Y4wyIOG3DCSddqrADW8Elf 9T+ellA+nkSpKZAAAAA== X-Change-ID: 20260104-nolibc-sparc32-fix-42b892ab1c0f To: Willy Tarreau , Shuah Khan Cc: linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1767564865; l=2976; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=a8FkxiaD0pnteuH9Mzpab8eTkp7dE4AY53qcox0BsbI=; b=liaAFKqkaeF52M6Sg7AS3jCXFAENhLMgO+KoCcy6W8wGMjD/9Fj0SGi0dnkO0TFW9WcmxdLFq bqTQEhxcE75CKUIaJthFplSzYKg1Kjdekj8fMXwZou/e+TpMBO8pI0H X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= Since LLVM commit 39e30508a7f6 ("[Driver][Sparc] Default to -mcpu=3Dv9 for 32-bit Linux/sparc64 (#109278)"), clang defaults to -mcpu=3Dv9 for 32-bit SPARC builds. -mcpu=3Dv9 generates instructions which are not recognized by qemu-sparc and qemu-system-sparc. Instead qemu-sparc32plus and qemu-system-sparc64 with a 64-bit kernel and CONFIG_COMPAT are needed. Rework the test setup so that -mcpu=3Dv9 also works correctly. Signed-off-by: Thomas Wei=C3=9Fschuh --- tools/testing/selftests/nolibc/Makefile.nolibc | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/tools/testing/selftests/nolibc/Makefile.nolibc b/tools/testing= /selftests/nolibc/Makefile.nolibc index f9d43cbdc894..18f550c68932 100644 --- a/tools/testing/selftests/nolibc/Makefile.nolibc +++ b/tools/testing/selftests/nolibc/Makefile.nolibc @@ -117,7 +117,7 @@ DEFCONFIG_riscv32 =3D rv32_defconfig DEFCONFIG_riscv64 =3D defconfig DEFCONFIG_s390x =3D defconfig DEFCONFIG_loongarch =3D defconfig -DEFCONFIG_sparc32 =3D sparc32_defconfig +DEFCONFIG_sparc32 =3D sparc64_defconfig DEFCONFIG_sparc64 =3D sparc64_defconfig DEFCONFIG_m68k =3D virt_defconfig DEFCONFIG_sh4 =3D rts7751r2dplus_defconfig @@ -155,7 +155,7 @@ QEMU_ARCH_riscv32 =3D riscv32 QEMU_ARCH_riscv64 =3D riscv64 QEMU_ARCH_s390x =3D s390x QEMU_ARCH_loongarch =3D loongarch64 -QEMU_ARCH_sparc32 =3D sparc +QEMU_ARCH_sparc32 =3D sparc64 QEMU_ARCH_sparc64 =3D sparc64 QEMU_ARCH_m68k =3D m68k QEMU_ARCH_sh4 =3D sh4 @@ -164,6 +164,7 @@ QEMU_ARCH =3D $(QEMU_ARCH_$(XARCH)) QEMU_ARCH_USER_ppc64le =3D ppc64le QEMU_ARCH_USER_mipsn32le =3D mipsn32el QEMU_ARCH_USER_mipsn32be =3D mipsn32 +QEMU_ARCH_USER_sparc32 =3D sparc32plus QEMU_ARCH_USER =3D $(or $(QEMU_ARCH_USER_$(XARCH)),$(QEMU_ARCH_$(X= ARCH))) =20 QEMU_BIOS_DIR =3D /usr/share/edk2/ @@ -195,7 +196,7 @@ QEMU_ARGS_riscv32 =3D -M virt -append "console=3Dtty= S0 panic=3D-1 $(TEST:%=3DNOLIBC_T QEMU_ARGS_riscv64 =3D -M virt -append "console=3DttyS0 panic=3D-1 $(TES= T:%=3DNOLIBC_TEST=3D%)" QEMU_ARGS_s390x =3D -M s390-ccw-virtio -append "console=3DttyS0 panic= =3D-1 $(TEST:%=3DNOLIBC_TEST=3D%)" QEMU_ARGS_loongarch =3D -M virt -append "console=3DttyS0,115200 panic=3D-= 1 $(TEST:%=3DNOLIBC_TEST=3D%)" -QEMU_ARGS_sparc32 =3D -M SS-5 -m 256M -append "console=3DttyS0,115200 p= anic=3D-1 $(TEST:%=3DNOLIBC_TEST=3D%)" +QEMU_ARGS_sparc32 =3D -M sun4u -append "console=3DttyS0,115200 panic=3D= -1 $(TEST:%=3DNOLIBC_TEST=3D%)" QEMU_ARGS_sparc64 =3D -M sun4u -append "console=3DttyS0,115200 panic=3D= -1 $(TEST:%=3DNOLIBC_TEST=3D%)" QEMU_ARGS_m68k =3D -M virt -append "console=3DttyGF0,115200 panic=3D= -1 $(TEST:%=3DNOLIBC_TEST=3D%)" QEMU_ARGS_sh4 =3D -M r2d -serial file:/dev/stdout -append "console= =3DttySC1,115200 panic=3D-1 $(TEST:%=3DNOLIBC_TEST=3D%)" --- base-commit: 9d16b22b17ddfd27df1da6088a962a72658f46d1 change-id: 20260104-nolibc-sparc32-fix-42b892ab1c0f Best regards, --=20 Thomas Wei=C3=9Fschuh