From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f182.google.com (mail-pl1-f182.google.com [209.85.214.182]) (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 27C271AE003; Mon, 14 Oct 2024 15:56:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.182 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728921407; cv=none; b=nng13ycmDroxwsZWPhYQPbx05AHukAe4q3DZidzNjg9Q8rNV3Gxg/Reu43Z1C+mL/vjYMpJ16/+P69BMS94AhEgChqwjKD9T0UUH2TcycP6kdbo6tXZ48fdYAY4Nwb62AI+JjpopVVGiMcEp90gvmCpF7X4izzOKSPTKFzsXK+I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728921407; c=relaxed/simple; bh=rqXc6fyOltvPCgLCFD6B5dtBrlvYiHlGPOFu9tW9ZZU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=uj9AbhKGwma6PRll0uoSI/cYf5f/66/fg6eembuAivp5W5bd2ngZfIIEnI+yrsVQNcuwaUiZqRZr+eQDvBc1O4UTMMLBj350PXIMwh7eoEzHmLqM/uozUrZISb7WoizdKdvHCLZNgYKuaXtPT8k7gtLqJT9USUENvg+9DaTzM1k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=imnPdGY2; arc=none smtp.client-ip=209.85.214.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="imnPdGY2" Received: by mail-pl1-f182.google.com with SMTP id d9443c01a7336-20c83c2e967so3902395ad.1; Mon, 14 Oct 2024 08:56:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1728921405; x=1729526205; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=XYoVIABn4CfMVzC05ot9VPzHnU0uWzbqn86J+fpUo00=; b=imnPdGY2xVE5mNLLtb/EGl6hUqpjBSuP8Ewl1Z4jOJ8Q6Zwo8AdNRLRpahVqEg7Ar9 LfFUHW9E6ZSjTZTZESx9lD3mPS1r+vJ1jojDSKh/yWm1eMFKf9phTjJbWSK7ddn18Idj Hy01qSg2rttucjV1IELWFwV6pT1uDhYZUKwuekvEWkShJsU5tMRP+PbKRjtUaIz+mnE1 uf2wykzweSDeMem+Z7eNWSJpFdOZnW980H6c54O96KC4pMfvbLK0xI/SAKicEpuJWGTX rxV3cwCSWxOoWcCeoibUb+0ac+joRjiaUgdOjUsJR0+dZj3c9gImMxru2MeBAVzCv1rv so0Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728921405; x=1729526205; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=XYoVIABn4CfMVzC05ot9VPzHnU0uWzbqn86J+fpUo00=; b=VUiWkAZ6LHDz/bt0uiXnwcISWht1/Gd5eXZ2rvWc886FqCDBKAa43kgnUYd31mQLxJ 2OQZvybHYzZRoHNOYDKNmWFdV0AY4DDkI0DQ5Qnkey/xrIOwYUaLj0AGYYnciXqh9V5Y +nshdLyykAjp5MJOCDIJ/RTOFnIk4NVeiqceXzPo8zwGHUnpH+bLCIHxcs35bmg+IdEx Pm1ULRWDEMgFO5dT3uKz8QUfwygH89+AmzLhsfQQ4ZKQ/u2Y9USExXLDrLYqygO3OTRR 4knXNouWEbCcUfB7lw2iAVdWNV2JYuFprADhlH51SHGePfojLh+jK5tL0YmvrpIYAhEa +hcw== X-Forwarded-Encrypted: i=1; AJvYcCVa6eTKP+jn2evb5UA2QnN6/rE/2kaMl3FzP5slvXM3Ar7qRt/5bLqGvnTgZbwLCpSLzuPveGYkm3g9+4I=@vger.kernel.org X-Gm-Message-State: AOJu0YxYcS/FRXUMXCsvsj1iWEXS2QA/Sb6WhNImqH5znIdhA0oS3dfz MJhzNcMTO8+4J0pN33tLyDf4eeladeVfp43gfv1X7Ip4O0W5otwE X-Google-Smtp-Source: AGHT+IFskhEcFR/PxY+4n2w18ADFWgBXv18TFgk4jdEKLKDlaTmrZfTpcmWqJ7BmvI+ZPYVSUqHlAw== X-Received: by 2002:a17:902:d4c8:b0:20c:d8d8:226f with SMTP id d9443c01a7336-20cd8d823ffmr33061835ad.12.1728921405329; Mon, 14 Oct 2024 08:56:45 -0700 (PDT) Received: from aizome.localdomain ([117.172.223.242]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20d00363205sm11168485ad.53.2024.10.14.08.56.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Oct 2024 08:56:44 -0700 (PDT) From: Pengyu Zhang To: alexs@kernel.org, siyanteng@loongson.cn, corbet@lwn.net, seakeel@gmail.com, si.yanteng@linux.dev Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, zpenya1314@gmail.com, yaxin_wang_uestc@163.com, zenghui.yu@linux.dev Subject: [PATCH v5 3/3] Docs/zh_CN: Fix the pfn calculation error in page_tables.rst Date: Mon, 14 Oct 2024 23:55:26 +0800 Message-Id: <20241014155526.17065-4-zpenya1314@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20241014155526.17065-1-zpenya1314@gmail.com> References: <20241014155526.17065-1-zpenya1314@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Synchronize the changes of origin document to fix the pfn value. Signed-off-by: Pengyu Zhang --- Documentation/translations/zh_CN/mm/page_tables.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/translations/zh_CN/mm/page_tables.rst b/Documentation/translations/zh_CN/mm/page_tables.rst index 544381c348b1..b0700a5a8bf1 100644 --- a/Documentation/translations/zh_CN/mm/page_tables.rst +++ b/Documentation/translations/zh_CN/mm/page_tables.rst @@ -32,7 +32,7 @@ Linux 将页表定义为一个分级结构，目前有五级。对于支持的 在页粒度为 4KB 且地址范围为32位的情况下，pfn 0 对应地址0x00000000，pfn 1 对应 地址0x00001000，pfn 2 对应地址 0x00002000，以此类推，直到 pfn 0xfffff 对应 0xfffff000。如果页粒度为 16KB，则 pfn 分别对应地址 0x00004000、0x00008000 -... 0xffffc000，pfn 的范围从 0 到 0x3fffff。 +... 0xffffc000，pfn 的范围从 0 到 0x3ffff。 如你所见，对于 4KB 页面粒度，页基址使用地址的 12-31 位，这就是为什么在这种情况下 `PAGE_SHIFT` 被定义为 12，并且 `PAGE_SIZE` 通常由页偏移定义，为 `(1 << PAGE_SHIFT)`。 -- 2.25.1