From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8AC5DC4167D for ; Sat, 4 Nov 2023 09:16:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231454AbjKDJQ4 (ORCPT ); Sat, 4 Nov 2023 05:16:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60222 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231289AbjKDJQw (ORCPT ); Sat, 4 Nov 2023 05:16:52 -0400 Received: from mail-pl1-x62a.google.com (mail-pl1-x62a.google.com [IPv6:2607:f8b0:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 11A92194 for ; Sat, 4 Nov 2023 02:16:28 -0700 (PDT) Received: by mail-pl1-x62a.google.com with SMTP id d9443c01a7336-1cc1e1e74beso25464755ad.1 for ; Sat, 04 Nov 2023 02:16:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance.com; s=google; t=1699089387; x=1699694187; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=SLNQXwvsmuV3fVIiwVg4eaHyhonWOyCC10q8MYVA8E8=; b=MtMgam8o+3y23wLubmu2Met3dmmSp5k1T27AY9yRvH6jq1d3c8n4pwEixLB5n8dvUb 8RIvBiEopV8pdyatqcjHSDOzDEY4LleRDBBs3j4aG3rz3/PJNlIJ3QX9twdwSEs6tjpL 9JAC7UeVje7kw+KwhWC+E0aeg+I+uLajEH3XZgvOHRJMZVQm69oUdDkuxj07qNRDgcdU Gda7zCT9dbtxOQNj5suysj4Cr6n17vAY3uR7SpFTotFjFgLWD9UEM+aWIwm7wP94M/0j tRhbVQw7bmzy1GtL76RMW8tcAFvMJ9InMVbRX9C7TgF+TIqPjM2HNRx1m0yzo9h+3yET JUGg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699089387; x=1699694187; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=SLNQXwvsmuV3fVIiwVg4eaHyhonWOyCC10q8MYVA8E8=; b=uua6mJa4cxwqOZZ5AnXEgOMm2Zq3DNjEj8OJmPDyJilLrokqg+3FUXCYsYSIM2ocgq wGd3ieVgzE+Jm1P4/JA0jxcFA+TB/Oc33nB+Aw2k3Pezym0T+wozO+pst1TLbJ1q31y7 bzjZKGfIv3JNwPE6YoW37NJVHD3/HfcOG71ddj/WqYsuRltonTkfvD96av4bPIcOA6p7 I51qxgEIqZ4EUiQiSfE+3pshMHPY7rmqp/pImMMkratCY2O/HHS+skd3JGnbGNj6FVRt jXqKy0cv2W9Q0/vxfS0h6UEhDbWp6/64ar8+6qL5NQHyTDct+UwLBHPXbsJElkISZ2VK R3Xw== X-Gm-Message-State: AOJu0YzC6TU04PFre+Vu0SvPLd8B833KWcfTA1UqjlrBReaEGspFSS9X De1f9BW3VwWcyLCpp4wIYR2E5Q== X-Google-Smtp-Source: AGHT+IHbBh3J3IRfyxckxOWlsKX9sadU7+kPzJ+J9v34NvpVCI+Bhzyj9lMKHXCD1k0j5ZNgkIMKOQ== X-Received: by 2002:a17:902:f213:b0:1bc:6c8:cded with SMTP id m19-20020a170902f21300b001bc06c8cdedmr22211228plc.67.1699089387534; Sat, 04 Nov 2023 02:16:27 -0700 (PDT) Received: from devz1.bytedance.net ([203.208.167.147]) by smtp.gmail.com with ESMTPSA id d4-20020a170903230400b001cc54202429sm2585127plh.288.2023.11.04.02.16.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 04 Nov 2023 02:16:27 -0700 (PDT) From: "wuqiang.matt" To: vgupta@kernel.org, bcain@quicinc.com, jonas@southpole.se, stefan.kristiansson@saunalahti.fi, shorne@gmail.com, geert@linux-m68k.org, andi.shyti@linux.intel.com, mingo@kernel.org, palmer@rivosinc.com, andrzej.hajda@intel.com, arnd@arndb.de, peterz@infradead.orgm, mhiramat@kernel.org Cc: linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-trace-kernel@vger.kernel.org, mattwu@163.com, linux@roeck-us.ne, "wuqiang.matt" Subject: [PATCH v2 0/4] locking/atomic: arch_cmpxchg[64]_local undefined Date: Sat, 4 Nov 2023 17:16:11 +0800 Message-Id: <20231104091615.4884-1-wuqiang.matt@bytedance.com> X-Mailer: git-send-email 2.40.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-hexagon@vger.kernel.org This patch series implement arch_cmpxchg[64]_local for arc, openrisc and hexagon. For architectures that support native cmpxchg, we'd like to implement arch_cmpxchg[64]_local with the native variants of supported data size. If not, the generci_cmpxchg[64]_local will be used. wuqiang.matt (4): locking/atomic: arc: data size checking in arch_cmpxchg locking/atomic: arc: arch_cmpxchg[64]_local undefined locking/atomic: openrisc: arch_cmpxchg[64]_local undefined locking/atomic: hexagon: arch_cmpxchg[64]_local undefined arch/arc/include/asm/cmpxchg.h | 40 ++++++++++++++++++---- arch/hexagon/include/asm/cmpxchg.h | 51 ++++++++++++++++++++++++++++- arch/openrisc/include/asm/cmpxchg.h | 6 ++++ 3 files changed, 90 insertions(+), 7 deletions(-) -- 2.40.1