From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailout2.samsung.com (mailout2.samsung.com [203.254.224.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 53F9D42A8C for ; Thu, 9 Jan 2025 02:45:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=203.254.224.25 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736390731; cv=none; b=DuAPDO/W+2dGH+bEIEglr0gSzfQTm4aTelExIRXE3LhIMxX9Ctu9dxQqeLho/8hqFzc57v8qjvtflA8AbSVqTsIl4xl01ZtDomMPaoFTuYLaW9LH2ZrHEzNux3bdzIIBt72aqPSZhqRDcXlnguyJ8q2wCGyh1PVdXRHrblqAW08= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736390731; c=relaxed/simple; bh=yv1T2vpA8dVb6VPRRbYikq8ZPXeFw6WYagcb6xiMJ/M=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:MIME-Version: Content-Type:References; b=G/Fd4Hl8O+uG6zmT7RnVqI1ryDAw5dF3coel4L4byo1ZINTx9E4JkSbj/4aKhBSol2b6MzoKFCqacuNp2cyGu0y7KooALkC2VzRiW97cC4UeLU+HBwiJyIR9y9AFYd8Rf7d+aG63ZVRw9kNX6I1IU+hMTkaU2VyhrHNAM2WxcfQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com; spf=pass smtp.mailfrom=samsung.com; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b=nJz+pwdR; arc=none smtp.client-ip=203.254.224.25 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=samsung.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="nJz+pwdR" Received: from epcas1p2.samsung.com (unknown [182.195.41.46]) by mailout2.samsung.com (KnoxPortal) with ESMTP id 20250109024522epoutp02e280b9dde6c933c62c3ccb37446ed020~Y5imFD-nL0744207442epoutp02s for ; Thu, 9 Jan 2025 02:45:22 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout2.samsung.com 20250109024522epoutp02e280b9dde6c933c62c3ccb37446ed020~Y5imFD-nL0744207442epoutp02s DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1736390722; bh=sEUvxAlaFrOzDB5FB/QVUuqwckCcowLo9iu/iZGaWU4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nJz+pwdR7WVZgkhxvDE+dhxa0cQ2isiaeYwXNE/Rol56xFl/OBDOyrrbiq7Q8kFwZ hQEVBrW7e+44Ul5EkMy4qWQnpVvuKlozbj3PvjZhYnQd2BX4TeZT1q4KwHvAwGlfHs OPYWAVqunaPWqOGsgqGx/sDz2CW8tWoMFWLmH7S0= Received: from epsnrtp3.localdomain (unknown [182.195.42.164]) by epcas1p3.samsung.com (KnoxPortal) with ESMTP id 20250109024521epcas1p3cfde285b76ae5769293a85951d02dc3e~Y5iloxEGD0949409494epcas1p3a; Thu, 9 Jan 2025 02:45:21 +0000 (GMT) Received: from epsmges1p1.samsung.com (unknown [182.195.36.223]) by epsnrtp3.localdomain (Postfix) with ESMTP id 4YT8KF3Msgz4x9QK; Thu, 9 Jan 2025 02:45:21 +0000 (GMT) Received: from epcas1p4.samsung.com ( [182.195.41.48]) by epsmges1p1.samsung.com (Symantec Messaging Gateway) with SMTP id B4.6B.21650.1483F776; Thu, 9 Jan 2025 11:45:21 +0900 (KST) Received: from epsmtrp1.samsung.com (unknown [182.195.40.13]) by epcas1p1.samsung.com (KnoxPortal) with ESMTPA id 20250109024520epcas1p1659320196eff30afbbea57a1665b978c~Y5ikqoaiU2273122731epcas1p1Q; Thu, 9 Jan 2025 02:45:20 +0000 (GMT) Received: from epsmgmcp1.samsung.com (unknown [182.195.42.82]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20250109024520epsmtrp137a472e6ff4448e66d039e146eb5bbbb~Y5ikp03Bg2100921009epsmtrp1j; Thu, 9 Jan 2025 02:45:20 +0000 (GMT) X-AuditID: b6c32a35-093de70000005492-80-677f3841f9e5 Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgmcp1.samsung.com (Symantec Messaging Gateway) with SMTP id A8.79.33707.0483F776; Thu, 9 Jan 2025 11:45:20 +0900 (KST) Received: from localhost.localdomain (unknown [10.253.105.252]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20250109024520epsmtip1ea35cc816648c977d3c047c37e9e1104~Y5ikarYjB0925209252epsmtip1K; Thu, 9 Jan 2025 02:45:20 +0000 (GMT) From: Sangmoon Kim To: will@kernel.org Cc: ardb@kernel.org, catalin.marinas@arm.com, corbet@lwn.net, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, sangmoon.kim@samsung.com Subject: RE: [PATCH] docs: arm64: update memory layout for vmemmap region Date: Thu, 9 Jan 2025 11:44:36 +0900 Message-ID: <20250109024459.2632388-1-sangmoon.kim@samsung.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250108135748.GA9367@willie-the-truck> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmphk+LIzCtJLcpLzFFi42LZdljTQNfRoj7doLFF0uLnl/eMFu+X9TBa PDnQzmix6fE1VouFbUtYLC7vmsNmcetBI4tFyx1TBw6PNfPWMHpsWtXJ5rF5Sb3H4r7JrB59 W1YxenzeJBfAFpVtk5GamJJapJCal5yfkpmXbqvkHRzvHG9qZmCoa2hpYa6kkJeYm2qr5OIT oOuWmQN0jpJCWWJOKVAoILG4WEnfzqYov7QkVSEjv7jEVim1ICWnwKxArzgxt7g0L10vL7XE ytDAwMgUqDAhO+PoI62Co5wVC2dYNjBeYO9i5OSQEDCR+PXgCxOILSSwg1Hi5teCLkYuIPsT o0Tz1D5WOGfnzVtAVRxgHQ+n8kHEdzJKLHo8lw3C+cIosfjFXrBRbAK6El/mXWYEaRAREJZ4 +DIFpIYZpGFy63VWkBphAU+J7/OnMYPYLAKqEqt/bQXr5RWwl1jaeRvqPHmJSWtamUHmcAqY SrT8VYYoEZQ4OfMJC4jNDFTSvHU2M8h8CYGP7BIXuv5A9bpItPzrY4awhSVeHd8CFZeSeNnf xg7R0M8ocaq7iwUiMYVRYu41TQjbWKK35wLYYmYBTYn1u/QhlvFJvPvawwoJCF6JjjYhiGo1 icev7jJC2DIS/XfmQ030kHiwYDI7JHQ7GCXmHJGawCg/C8kLs5C8MAth2QJG5lWMYqkFxbnp qcWGBYbwGE3Oz93ECE6OWqY7GCe+/aB3iJGJg/EQowQHs5IIr6VsbboQb0piZVVqUX58UWlO avEhRlNg+E5klhJNzgem57ySeEMTSwMTMyMTC2NLYzMlcd4zV8pShQTSE0tSs1NTC1KLYPqY ODilGpiaXUuFHxpPPilj/WVzKhdDppUpX9z+2xMubrVm8t5qfsq0dldG6t6Z4Uv3ZkSqdMc3 u897MGdW2K1u1fNaj31+x2iezVZvyuzx5fkUyOak4/SgTDrTJuG++dmzq77Pj976I0Wdx9T+ qmmp9cuYhJBbUYtUF/3ubef3P+f8dFdJnHHdxQ+H8/arS4ucsfYP9T1+RVfJpXTWh5ALqz+2 rwt6uXGnw6VWie61O7ImMt10tfd4FC+/NDe+mvlptfRS7aMzzobM0lv/z+qvy9e1qyef3jtv M8d7lWP+E6qZ79U3fLLXTz9WIeZVlGxxqvjXjZkPPn5xluEtXM5fvbwx/+oExXfl7O8fMmb+ EjT+e1aJpTgj0VCLuag4EQCeQ95qFwQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrKLMWRmVeSWpSXmKPExsWy7bCSnK6DRX26wYVdWhY/v7xntHi/rIfR 4smBdkaLTY+vsVosbFvCYnF51xw2i1sPGlksWu6YOnB4rJm3htFj06pONo/NS+o9FvdNZvXo 27KK0ePzJrkAtigum5TUnMyy1CJ9uwSujKOPtAqOclYsnGHZwHiBvYuRg0NCwETi4VS+LkZO DiGB7YwSL7u5QGwJARmJnRc3M0GUCEscPlzcxcgFVPKJUWLLkbPsIDVsAroSX+ZdZgSpEQGq efgyBaSGWeAgo0TLrW2MIDXCAp4S3+dPYwaxWQRUJVb/2soEYvMK2Ess7bzNDrFLXmLSmlZm kDmcAqYSLX+VIc4xkVj74jkjRLmgxMmZT1hAbGag8uats5knMArMQpKahSS1gJFpFaNoakFx bnpucoGhXnFibnFpXrpecn7uJkZwSGsF7WBctv6v3iFGJg7GQ4wSHMxKIryWsrXpQrwpiZVV qUX58UWlOanFhxilOViUxHmVczpThATSE0tSs1NTC1KLYLJMHJxSDUw1p0My/rlc0baeMLHH wuyjs/VK2WkW1bdVSm9VXbgf1Tq5K1pxAeeVT+la9z6ueG29fSuXWQ/rRtly/S9KSz/LSkZo m7zJbdPbslW/9N+SZd0C7c86Dx0KZWnavynAzUpu486gyAw1X611QVIFZTnrUmPfS2bkBm/f 4fBW1Md/vtHjl7WBi3jXfladrrl5/e65sYWvAvXfqjMseK/aorMpUOS10Jv09jhJw01p11af fDEnIvDhgpaXyb0LVu64pH1g4tPfIZdWd9pe5+S+5r/bXz75t6Py3emOX2XNm79Zv25mnbls ttOL1PltqtOTD/6eEWDbvqC0+s6tT3O+9qjxv7y74PUsrSszfIWEN7xVYinOSDTUYi4qTgQA 0AwAItgCAAA= X-CMS-MailID: 20250109024520epcas1p1659320196eff30afbbea57a1665b978c X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20250109024520epcas1p1659320196eff30afbbea57a1665b978c References: <20250108135748.GA9367@willie-the-truck> > -----Original Message----- > From: Will Deacon > Sent: Wednesday, January 8, 2025 10:58 PM > > On Thu, Jan 02, 2025 at 03:52:37PM +0900, Sangmoon Kim wrote: > > Commit 031e011d8b22 ("arm64: mm: Move PCI I/O emulation region above > > the vmemmap region") and commit b730b0f2b1fc ("arm64: mm: Move fixmap > > region above vmemmap region") have placed PCI I/O and fixmap region > > above vmemmap region. > > > > And commit 32697ff38287 ("arm64: vmemmap: Avoid base2 order of struct > > page size to dimension region") has moved vmemmap region to higher > > address. > > > > Update document as the memory layout modified by the previous patches. > > > > Signed-off-by: Sangmoon Kim > > --- > > Documentation/arch/arm64/memory.rst | 28 ++++++++++++++-------------- > > 1 file changed, 14 insertions(+), 14 deletions(-) > > To be honest with you, this document is pretty stale (it doesn't even > mention 16k pages) and almost impossible to keep in-sync with the code. > I'd be inclined to remove these tables; we have ptdump support if people > really want to see where things are. > > Will > I get it. Thank you for your answer. Sangmoon