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 X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8E5CCC433E0 for ; Fri, 5 Jun 2020 05:15:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 70E3620659 for ; Fri, 5 Jun 2020 05:15:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726088AbgFEFPW (ORCPT ); Fri, 5 Jun 2020 01:15:22 -0400 Received: from out28-2.mail.aliyun.com ([115.124.28.2]:42184 "EHLO out28-2.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726026AbgFEFPU (ORCPT ); Fri, 5 Jun 2020 01:15:20 -0400 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.4216212|-1;CH=green;DM=|CONTINUE|false|;DS=CONTINUE|ham_system_inform|0.0499898-0.00367699-0.946333;FP=3314605746006315246|2|2|6|0|-1|-1|-1;HT=e01a16378;MF=maochenxi@eswin.com;NM=1;PH=DS;RN=6;RT=6;SR=0;TI=SMTPD_---.HiPnlBB_1591334112; Received: from localhost.localdomain(mailfrom:maochenxi@eswin.com fp:SMTPD_---.HiPnlBB_1591334112) by smtp.aliyun-inc.com(10.194.97.171); Fri, 05 Jun 2020 13:15:16 +0800 From: Chenxi Mao To: paul.walmsley@sifive.com Cc: palmer@dabbelt.com, aou@eecs.berkeley.edu, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, maochenxi@eswin.com Subject: [PATCH v2 1/1] riscv: Select ARCH_SUPPORTS_ATOMIC_RMW by default Date: Fri, 5 Jun 2020 13:15:10 +0800 Message-Id: <20200605051510.51590-1-maochenxi@eswin.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Select ARCH_SUPPORTS_ATOMIC_RMW by default to enabel osqlocks. PS2: Add signed off info. Signed-off-by: Chenxi Mao --- arch/riscv/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index a31e1a41913a..cbdc605d20d9 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -68,6 +68,7 @@ config RISCV select ARCH_HAS_GCOV_PROFILE_ALL select HAVE_COPY_THREAD_TLS select HAVE_ARCH_KASAN if MMU && 64BIT + select ARCH_SUPPORTS_ATOMIC_RMW config ARCH_MMAP_RND_BITS_MIN default 18 if 64BIT -- 2.25.1