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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 27200C433FE for ; Wed, 26 Oct 2022 10:41:38 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 8BFEF8E0005; Wed, 26 Oct 2022 06:41:37 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 86F3C8E0001; Wed, 26 Oct 2022 06:41:37 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 738A28E0005; Wed, 26 Oct 2022 06:41:37 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 65E4E8E0001 for ; Wed, 26 Oct 2022 06:41:37 -0400 (EDT) Received: from smtpin09.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id 1472EC014A for ; Wed, 26 Oct 2022 10:41:37 +0000 (UTC) X-FDA: 80062759434.09.F269214 Received: from smtpbgeu1.qq.com (smtpbgeu1.qq.com [52.59.177.22]) by imf04.hostedemail.com (Postfix) with ESMTP id EFBB740021 for ; Wed, 26 Oct 2022 10:41:35 +0000 (UTC) X-QQ-mid: bizesmtp72t1666780860thlpjusd Received: from localhost.localdomain ( [101.6.93.82]) by bizesmtp.qq.com (ESMTP) with id ; Wed, 26 Oct 2022 18:40:46 +0800 (CST) X-QQ-SSF: 0140000000000060B000000A0000000 X-QQ-FEAT: rGm7xzoh3hl3ya5sdSHuKGIIU47rr/fjDyiOLrmcLON1wIvSddcUSf+DDWDU6 NACAphMLViC2kF9KRr/8fPaM9cG+p9AoXQtAfI/yZNMEcQt5G3zgMiOtXUG3OblLtxq2+b2 bs6Aen9/b7YT8b1MIlWAHuIFvvTZFlQ+gOED3tByPWzVdNFEkBTjQA+9fVV5g2RZBfciQEp hdm8N7btrbiOzOzHqflybP6uY01MZjrMchRycFsc/a5GbTfz6n4uZcQK2lWT2IxfJUYEt4E M1n+M1rT5VlnH0yy/F1nwzBtxiGlHz5Jw6enyciIzBCbkp2EPvEEiOLMW6wshtOOFQ2QncE 0x/NKiFIAsEJQtTllmhLBFWQpzN6QHVIYoRm269ADO9ovCNFc0FKtx431pFRzmFk3t9PR0+ wgJjvPN4/e4= X-QQ-GoodBg: 1 From: Wen Yao To: paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, dennis@kernel.org, tj@kernel.org, cl@linux.com Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Wen Yao Subject: [PATCH 2/2] riscv:kconfig:select HAVE_CMPXCHG_LOCAL Date: Wed, 26 Oct 2022 18:40:15 +0800 Message-Id: <20221026104015.565468-3-haiwenyao@uniontech.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221026104015.565468-1-haiwenyao@uniontech.com> References: <20221026104015.565468-1-haiwenyao@uniontech.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:uniontech.com:qybglogicsvr:qybglogicsvr2 ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1666780896; a=rsa-sha256; cv=none; b=LwYDZZenZcEeOUuiL8eXlVTY+nObG2QYkNrQYQ7PVvxn0p++0pgmmwwlhhIPQkvT+0d3ap OjsiEv9JQPSo2Rtf70/721NArbQTmIpKjsSSVF+jRa7a1JTZZPxvCB7uuqG9o2YfDATSbx oNbrUg/+JZ0ILIwFzIx40ePHlUYB4tk= ARC-Authentication-Results: i=1; imf04.hostedemail.com; dkim=none; dmarc=none; spf=pass (imf04.hostedemail.com: domain of haiwenyao@uniontech.com designates 52.59.177.22 as permitted sender) smtp.mailfrom=haiwenyao@uniontech.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1666780896; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=MXhXy3r55+UgmPfkrtBbtHf/rHUUGogeF5L7VF36P5c=; b=wllX5C+2AK5lkw3OlYYnEo/Z3PfViVHqlMxHX9sNXAtbWvduawc7pESlatTIC6tKP1KQmh BncVmLainwbqMOHF28To1bB4Lk3zEA9ialYQKqRCN7juwAzWMPjic6IWN0Xbv7sHocCOT4 MCeyw2nZmzdG7VDqziB9Qom55TGMaRY= X-Rspam-User: Authentication-Results: imf04.hostedemail.com; dkim=none; dmarc=none; spf=pass (imf04.hostedemail.com: domain of haiwenyao@uniontech.com designates 52.59.177.22 as permitted sender) smtp.mailfrom=haiwenyao@uniontech.com X-Rspamd-Server: rspam11 X-Stat-Signature: bepcaz7ois1n1qc5nc5yuuttcadhy9eg X-Rspamd-Queue-Id: EFBB740021 X-HE-Tag: 1666780895-874892 X-Bogosity: Ham, tests=bogofilter, spamicity=0.028897, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: We implement an optimised this_cpu_cmpxchg API,so select HAVE_CMPXCHG_LOCA to open cmpxchg-local feature. Signed-off-by: Wen Yao --- arch/riscv/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 6b48a3ae9843..8e19df5a8227 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -88,6 +88,7 @@ config RISCV select HAVE_ARCH_THREAD_STRUCT_WHITELIST select HAVE_ARCH_VMAP_STACK if MMU && 64BIT select HAVE_ASM_MODVERSIONS + select HAVE_CMPXCHG_LOCAL select HAVE_CONTEXT_TRACKING_USER select HAVE_DEBUG_KMEMLEAK select HAVE_DMA_CONTIGUOUS if MMU -- 2.25.1