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 BBE67C4167B for ; Mon, 27 Nov 2023 10:32:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233058AbjK0Kcp (ORCPT ); Mon, 27 Nov 2023 05:32:45 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60108 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232952AbjK0Kcl (ORCPT ); Mon, 27 Nov 2023 05:32:41 -0500 Received: from mail-ed1-x532.google.com (mail-ed1-x532.google.com [IPv6:2a00:1450:4864:20::532]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6D51519A for ; Mon, 27 Nov 2023 02:32:47 -0800 (PST) Received: by mail-ed1-x532.google.com with SMTP id 4fb4d7f45d1cf-54b7ef7f4d5so574380a12.1 for ; Mon, 27 Nov 2023 02:32:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1701081165; x=1701685965; 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=MXMQoO+59B4RfteS2TdLsbxfrqFnOoPJv0gB7OXCjEY=; b=eEgYRyM4UwxQukgakNEtvLsWwz0g3IkCQJF5CxdoULOSneX5H+/Phbkc1QwM+yqA1/ R+Y/71H09ZafjVjKny5gOwiJRhT3Hf9hHTt1jsuUNdb4Z6SZz9fPBxEgei7YVDBpdzE1 d9GRf3uPVPM/+c/qHqPIJWgqkYdH58HJ8wTLV0bbh8TkpO3G1sA3ehFXrfdPrPhS+dyD Gg5q+a4blTzZnbNp4pXX7yei1VMvdAZMMaeFzc8krJDJYsz11I4S+p+Gzrv9Ts51OjSh K1LENCZw+ufbYAaULngHNFxd/P/IcUCYeOhrXY1XtmLkFxxf/rTibTY9NQ9ce2iucME6 1wZw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701081165; x=1701685965; 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=MXMQoO+59B4RfteS2TdLsbxfrqFnOoPJv0gB7OXCjEY=; b=jvj240ZsAVoxWr41syxuqGT1+EErFgjujGiedXgIU5hwx1nfMdfx0ueGUKj8wlkt7G HKrP0O/MOfTX8FLQsP9P+3fOM/syLTWI8Op+gH5cuJoPPQGOFCAEh+ZdovdA/AzazWqP ZN36gHvavYAfvr5FlD2obiTv1xcOD++KczrGwp6IdRFBIPyJi4a62+1Ag3YWLPqAl+eu MQgz4y0Va7d8EWMlLF5Bz9psfSUV1ji3cBfwioYziJgpcm+kKOmiYYnTBTr2g+v6pp8e 1roq10eOWA3NDdp4BpFZOP1JdcAhD0FSmSrS21AbuCA1yYAczkmXptTt/H+D5cnw8VbX 1Jbw== X-Gm-Message-State: AOJu0Ywv0VE6i6bPCqpRoRwAYl2mz0nX3056iqHK1ZUsAHP0XQekLul6 +PqCPwa/+WbSb8w2hdJqKLY= X-Google-Smtp-Source: AGHT+IE53nVgDe6am8VQnSmuEc2nVIGn53iFk+onJPjPjQxuGPRfSA1eJw0A78ujNNjk2qYF4ie48w== X-Received: by 2002:a50:d7dd:0:b0:54b:2894:d18f with SMTP id m29-20020a50d7dd000000b0054b2894d18fmr5121148edj.13.1701081165346; Mon, 27 Nov 2023 02:32:45 -0800 (PST) Received: from andrea.wind3.hub ([31.189.63.178]) by smtp.gmail.com with ESMTPSA id p5-20020a056402044500b00540ea3a25e6sm5142057edw.72.2023.11.27.02.32.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Nov 2023 02:32:45 -0800 (PST) From: Andrea Parri To: mathieu.desnoyers@efficios.com, paulmck@kernel.org, palmer@dabbelt.com, paul.walmsley@sifive.com, aou@eecs.berkeley.edu Cc: mmaas@google.com, hboehm@google.com, striker@us.ibm.com, charlie@rivosinc.com, rehn@rivosinc.com, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Andrea Parri Subject: [PATCH 0/2] membarrier: riscv: Provide core serializing command Date: Mon, 27 Nov 2023 11:32:33 +0100 Message-Id: <20231127103235.28442-1-parri.andrea@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Following the RFC discussion at [1]. Andrea Changes since RFC: - add prepare_sync_core_cmd() - add #ifdeffery for nosmp builds [1] https://lkml.kernel.org/r/20230803040111.5101-1-parri.andrea@gmail.com Andrea Parri (2): locking: Introduce prepare_sync_core_cmd() membarrier: riscv: Provide core serializing command .../membarrier-sync-core/arch-support.txt | 2 +- arch/riscv/Kconfig | 3 ++ arch/riscv/include/asm/sync_core.h | 29 +++++++++++++++++++ include/linux/sync_core.h | 16 +++++++++- init/Kconfig | 3 ++ kernel/sched/membarrier.c | 1 + 6 files changed, 52 insertions(+), 2 deletions(-) create mode 100644 arch/riscv/include/asm/sync_core.h -- 2.34.1