From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 88140608FD for ; Tue, 13 Feb 2024 20:09:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707854978; cv=none; b=lfVWjqvWZughxb5NvvepL1Q4HdEcUKIBoVN8/3jqTYNv40ExXkexkdaCjC0f8WACPjRuyUvKvb3Ae4XMWyjPqOlSWC3MS9I2eP8FqizGgHhOv7S6YSf0n3MYfbUftzhr7D5p8Yk7Fy8kXAqdPg+D4nsFQieBkJb+lDv75aANKuw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707854978; c=relaxed/simple; bh=tR3NgE9ir76bUwsYLYYZO/xphqnsujP3SZS+UmWN33s=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=BpQxJxoV2cwMCgbmnLIiUHGNoVF70xFEku1PfNMEqyAtvfZKLUhpc9t0ffWJdOfXXWx2N4Ibh8BGBzD3kRZMWN6j+ZPiS3AxMNZP1VLuNae4XWd81HkBLpJC1So1YOZPfnLnWPUWAXcpsmmDdh8sjBomCn3M8SrTQEupmezYHzY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--ericchancf.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=SGfjvW1/; arc=none smtp.client-ip=209.85.128.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--ericchancf.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="SGfjvW1/" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-6077ca6e1e1so22563297b3.2 for ; Tue, 13 Feb 2024 12:09:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1707854975; x=1708459775; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=VsrsF04rZWOWiU7r9GjRkleDZT0Ht16PcSvn8OkPl5Q=; b=SGfjvW1/gd3e1Oafga8mxoPO+loRcpRK72SUcbn59dSWEsmAfACwZeN1u9YoXYXAmd Us2t9PYclrqnMXWtGAuLNHnjwatn9FG+JdwkAACzaYnGHBeoTQnoKrffNuU+Ab6MA8eV 7mCKtf6OEKLeRukX+g2jY1Dhg8uy7JwlAD+t5xl0BIgDHokjplwZSPCdX0syKfrqOOdd ksKIKH/tRqtZJdjanDYOl0YC4cIEeYyuVhjgPmcSrfbyEoVCR5XOYmxZXp0FBv8fZWAF Mjjh87plPhY9fVDntTPDbwAkeUvL0SM4SAHq7Off7ODC+msUxWt/YGhNbBjoF+C6xHrH CLew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707854975; x=1708459775; h=cc:to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=VsrsF04rZWOWiU7r9GjRkleDZT0Ht16PcSvn8OkPl5Q=; b=bimklq0zBGgcfkNCBAToQ4tZg5c5LuA0exGywKAgOVxwlWtMeiHp5kKZuKnUimBPDz 41Eu/H6XOQmO54gnLnVm6VVT9xWd0qMHi7vTkfauQw2PD0/f8bUiawS6i3h30ctNjoqr zzUZWCvht9i6jUVI/hPTDvVhvTRohJNbFLadrKWzDgDR1hh8LppTXn0lSGLXagNb4NLJ qD0Ba84I1n9eU0ATNU9iyihvW4IzzHQQA/ac9Z1sWnVaG2D55VZVJcLLCqCasZr6H6Wi YxdaOoRod0S0jMr7KWa31q+kUAMGL0N9/iuP//ruMvEJWqMx9tkxS2gjtwkYH0O3v2/D Yr6Q== X-Forwarded-Encrypted: i=1; AJvYcCWuCk730N3NgV/6ybxpFLxoL6e02uzl4kNkGU0rtOpqL9bJr//gWvtTGMtqcgHRiBqzCsN4C9MMXOeSFfHNX/dN3W2UaGua1v3WgBOd X-Gm-Message-State: AOJu0YxMUxsDWvr/EHptow3nm3LKwLmTMCmi47m+O2bUlDe6/QFRFz17 REVupraCXyXZbSTiU+tjWArkn/nNOg3PP76s5BoG8UppIH4Ca61TIQMxtVMoB+P5eNTHSxk7ipW A4n+DYLy7ogeaWQTDFA== X-Google-Smtp-Source: AGHT+IHYJQSvG5V17xi8OnffS/v8heCb56A8nRdMQGEL32SIQ2AAcEiLmEEuizQgumtk+EffvkX2mZJfR96OSh5S X-Received: from ericchancf.c.googlers.com ([fda3:e722:ac3:cc00:4f:4b78:c0a8:4139]) (user=ericchancf job=sendgmr) by 2002:a0d:cc4b:0:b0:607:814d:710 with SMTP id o72-20020a0dcc4b000000b00607814d0710mr76740ywd.4.1707854975517; Tue, 13 Feb 2024 12:09:35 -0800 (PST) Date: Tue, 13 Feb 2024 20:09:22 +0000 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.43.0.687.g38aa6559b0-goog Message-ID: <20240213200923.2547570-1-ericchancf@google.com> Subject: [PATCH v4 0/4] riscv/barrier: tidying up barrier-related macro From: Eric Chan To: paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, ericchancf@google.com Content-Type: text/plain; charset="UTF-8" This series makes barrier-related macro more neat and clear. This is a follow-up to [0](v1 and v2) and [0](v3), change to multiple patches, for readability, create new message thread. v3 -> v4: fix [PATCH 1/4] commit message weird line breaks and let [PATCH 3/4] fix the form that can pass the checking of checkpatch.pl. v2 -> v3: split the patch into multiple patches for one problem per patch. Also review the changelog to make the description more precise. v1 -> v2: makes compilation pass with allyesconfig instead of defconfig only, also satisfy scripts/checkpatch.pl. - (__asm__ __volatile__ (RISCV_FENCE_ASM(p, s) : : : "memory")) + ({ __asm__ __volatile__ (RISCV_FENCE_ASM(p, s) : : : "memory"); }) [0] https://lore.kernel.org/lkml/20240209125048.4078639-1-ericchancf@google.com/ [1] https://lore.kernel.org/lkml/20240213142856.2416073-1-ericchancf@google.com/ Eric Chan (4): riscv/barrier: Define __{mb,rmb,wmb} riscv/barrier: Define RISCV_FULL_BARRIER riscv/barrier: Consolidate fence definitions riscv/barrier: Resolve checkpatch.pl error arch/riscv/include/asm/atomic.h | 24 ++++++++++-------------- arch/riscv/include/asm/barrier.h | 21 ++++++++++----------- arch/riscv/include/asm/cmpxchg.h | 5 ++--- arch/riscv/include/asm/fence.h | 10 ++++++++-- arch/riscv/include/asm/io.h | 8 ++++---- arch/riscv/include/asm/mmio.h | 5 +++-- arch/riscv/include/asm/mmiowb.h | 2 +- 7 files changed, 38 insertions(+), 37 deletions(-) -- 2.43.0.687.g38aa6559b0-goog