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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EAF7AC2BA83 for ; Sun, 16 Feb 2020 09:44:56 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8EEDD20857 for ; Sun, 16 Feb 2020 09:44:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8EEDD20857 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D4FF36B0003; Sun, 16 Feb 2020 04:44:55 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id CFFAB6B0006; Sun, 16 Feb 2020 04:44:55 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BEDEE6B0007; Sun, 16 Feb 2020 04:44:55 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0140.hostedemail.com [216.40.44.140]) by kanga.kvack.org (Postfix) with ESMTP id A5F716B0003 for ; Sun, 16 Feb 2020 04:44:55 -0500 (EST) Received: from smtpin07.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 1EC89180AD807 for ; Sun, 16 Feb 2020 09:44:55 +0000 (UTC) X-FDA: 76495506150.07.slip37_2ae5e41b43014 X-HE-Tag: slip37_2ae5e41b43014 X-Filterd-Recvd-Size: 4550 Received: from mail-ot1-f66.google.com (mail-ot1-f66.google.com [209.85.210.66]) by imf44.hostedemail.com (Postfix) with ESMTP for ; Sun, 16 Feb 2020 09:44:54 +0000 (UTC) Received: by mail-ot1-f66.google.com with SMTP id 77so13302823oty.6 for ; Sun, 16 Feb 2020 01:44:54 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=Wxad/rW0ARD7ILkeeK41v/OzIsUc8vRXWXFBEAQPs0M=; b=ErbSu/390xvX6Szht8QONKZ2uH89YkOmuRm8Awwba7h+vO6Le/BcDPyvAI8efka9QR zTJtM7dbJbftXXxmk37OUz/3Nsq/I6xctn6uu9GLwOAZB4v8IyxPYyXSoCdqinz3P3CQ V5Fky9WnLsW4oMasV+QgI7pjZDJhZKuv244FFuoGmUIcCj9R+XjD1RKmlHNFdgwVm3wH 7yKh8oXeS0qpkw01ajam5px4w1IW9NXX6H2872NC0TWgzJtbsLL/PwfEym2hEmxsz4xT 6ibq8wg8XIlLdJFFH85cIL/wYN18wZxYVpvcMnGdtWBcircn4S7LnDAqu4gg+NpsSXnZ X0Tw== X-Gm-Message-State: APjAAAUMQsv/9YPOS97CnVWu5SRLrwpBAjq4WoGGyRhxROhD3Lj6Pg0a 4h3DPO40hsUXUC+W2ISfNaWgjzf8Rqv5/UyehyE= X-Google-Smtp-Source: APXvYqxGgw2AMExBCXV20bfh1/5LPO7zAfx126+WuiZFxkn1B98Q92ANdmMo6uPnqnouDbk/Nip7wbyNSUuEMPTQI4c= X-Received: by 2002:a05:6830:1d55:: with SMTP id p21mr8308018oth.145.1581846294102; Sun, 16 Feb 2020 01:44:54 -0800 (PST) MIME-Version: 1.0 References: <20200211175507.178100-1-hannes@cmpxchg.org> <29b6e848ff4ad69b55201751c9880921266ec7f4.camel@surriel.com> <20200211193101.GA178975@cmpxchg.org> <20200211154438.14ef129db412574c5576facf@linux-foundation.org> <20200211164701.4ac88d9222e23d1e8cc57c51@linux-foundation.org> <20200212085004.GL25745@shell.armlinux.org.uk> In-Reply-To: From: Geert Uytterhoeven Date: Sun, 16 Feb 2020 10:44:42 +0100 Message-ID: Subject: Re: [PATCH] vfs: keep inodes with page cache off the inode shrinker LRU To: Arnd Bergmann Cc: Russell King - ARM Linux admin , Linus Torvalds , Michal Hocko , Rik van Riel , Catalin Marinas , kernel-team@fb.com, Dave Chinner , Linux Kernel Mailing List , Linux-MM , Yafang Shao , Al Viro , Johannes Weiner , linux-fsdevel , Andrew Morton , Roman Gushchin , Linux ARM , Kishon Vijay Abraham I , Santosh Shilimkar , Chris Paterson , cip-dev@lists.cip-project.org Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Arnd, On Sat, Feb 15, 2020 at 5:59 PM Arnd Bergmann wrote: > On Sat, Feb 15, 2020 at 12:25 PM Geert Uytterhoeven > wrote: > > On Thu, Feb 13, 2020 at 5:54 PM Arnd Bergmann wrote: > > > On Wed, Feb 12, 2020 at 9:50 AM Russell King - ARM Linux admin > > > wrote: > > > > The CIP-supported RZ/G1 SoCs can have up to 4 GiB, typically split (even > > for 1 GiB or 2 GiB configurations) in two parts, one below and one above > > the 32-bit physical limit. > > Good to know. I think there are several other chips that have dual-channel > DDR3 and thus /can/ support this configuration, but this rarely happens. > Are you aware of commercial products that use a 4GB configuration, aside from > the reference board? Unfortunately I don't know. Chris Paterson might know. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds