From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 AB310280308; Wed, 9 Jul 2025 10:44:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752057892; cv=none; b=JSCIvRuQT2ZsgOouCkOaD0flBETQwL0535+MZLJtdEcU9cn7jyzqvmnknIfO1P/HIDpqQF0pUq03zG8OhxHMJhYULJdVB39dTIldXwLqZY6WAyqRIwjXZbt8/Fi+1sjr5NWxKt1nryDrefWss5pVz3RyxJuyIUu7vyT2/wnkmeQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752057892; c=relaxed/simple; bh=ZCcCZHZ2XLb2dCNU6DwQHYve2tKc6/BsJwstIn4SwOY=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=KCXZSF+oxbiyZR3FIaLyDouX7DcNw5an+wbGSMTR8tlTLa8XBXhS5uadSjPilxK4x5M3Gugd7i6LlZnzqGGsKI5WpzHDcbggsNtjLwPk6ZSXaDNGtJbE3NgCDdMMfd8sefG8x4agK0hMAsrQk1ikBS0/rwO8dqrUR5Ntb34KFq8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=DisIMYPg; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="DisIMYPg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D56EC4CEF4; Wed, 9 Jul 2025 10:44:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752057892; bh=ZCcCZHZ2XLb2dCNU6DwQHYve2tKc6/BsJwstIn4SwOY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DisIMYPg6OLuMsPDhyzeT6gX0bRAMZwsK0C9s/7h4yQ3EpOJGx+OA4nIU6yAVgyRm tLxO11uThUH0z4GwwtnMEVvMtJjJC/ynxzRVEx+nNooSTlzjGZekoFcWsT69DuZ7+L 3/KclJi8fU5JM6WGMkVIf4DDZXzl0DC0iy0di062EZtflMr8y0hAKPKlPUT3uce17T suV0E99fuoV6TPC+Y6qysW/f9gNflQoUbpN+57/qmLkFBahz8wkkiekGvvBmkgrDZE dlTS/lceuUgQJuW4W5CBJ/eZxB8E/GAe9I61IsXpHcBNSkAxhz3fzy7DWJR8WElVLb u0AnTXaXJGyrw== From: neeraj.upadhyay@kernel.org To: rcu@vger.kernel.org Cc: linux-kernel@vger.kernel.org, paulmck@kernel.org, joelagnelf@nvidia.com, frederic@kernel.org, boqun.feng@gmail.com, urezki@gmail.com, rostedt@goodmis.org, mathieu.desnoyers@efficios.com, jiangshanlai@gmail.com, qiang.zhang1211@gmail.com, neeraj.iitr10@gmail.com, neeraj.upadhyay@amd.com, "Neeraj Upadhyay (AMD)" Subject: [PATCH rcu 04/13] torture: Default --no-rcutasksflavors on arm64 Date: Wed, 9 Jul 2025 16:14:05 +0530 Message-Id: <20250709104414.15618-5-neeraj.upadhyay@kernel.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20250709104414.15618-1-neeraj.upadhyay@kernel.org> References: <20250709104414.15618-1-neeraj.upadhyay@kernel.org> Precedence: bulk X-Mailing-List: rcu@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: "Paul E. McKenney" Because arm64 does not support CONFIG_SMP=n kernels, --do-rcutasksflavors gets Kconfig errors when running the TINY01 rcutorture scenario. This commit therefore makes --no-rcutasksflavors be the default on arm64. Once kvm.sh automatically deselects CONFIG_SMP=n rcutorture scenarios on arm64, the two lines marked "FIXME" can be changed back from "${ifnotaarch64}" to "yes". Note that arm64 users can still specify --do-rcutasksflavors in order to override this default. Signed-off-by: Paul E. McKenney Signed-off-by: Neeraj Upadhyay (AMD) --- tools/testing/selftests/rcutorture/bin/torture.sh | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/rcutorture/bin/torture.sh b/tools/testing/selftests/rcutorture/bin/torture.sh index 53f61f278fd7..584d57b48036 100755 --- a/tools/testing/selftests/rcutorture/bin/torture.sh +++ b/tools/testing/selftests/rcutorture/bin/torture.sh @@ -30,6 +30,15 @@ then VERBOSE_BATCH_CPUS=0 fi +# Machine architecture? ("uname -p" is said to be less portable.)1 +thisarch="`uname -m`" +if test "${thisarch}" = aarch64 +then + ifnotaarch64=no +else + ifnotaarch64=yes +fi + # Configurations/scenarios. configs_rcutorture= configs_locktorture= @@ -57,7 +66,7 @@ do_kasan=yes do_kcsan=no do_clocksourcewd=yes do_rt=yes -do_rcutasksflavors=yes +do_rcutasksflavors="${ifnotaarch64}" # FIXME: Back to "yes" when SMP=n auto-avoided do_srcu_lockdep=yes do_rcu_rust=no @@ -124,7 +133,7 @@ do ;; --do-all|--doall) do_allmodconfig=yes - do_rcutasksflavor=yes + do_rcutasksflavors="${ifnotaarch64}" # FIXME: Back to "yes" when SMP=n auto-avoided do_rcutorture=yes do_locktorture=yes do_scftorture=yes -- 2.40.1