linux-kernel - Re: [PATCH] vfs: keep inodes with page cache off the inode shrinker LRU

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Message-ID: <CAMuHMdVpTngVXUnLzpS3hZWuVg97GVTf2Y3X8md--41AtaD1Ug@mail.gmail.com>
Date:   Sun, 16 Feb 2020 10:44:42 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Russell King - ARM Linux admin <linux@...linux.org.uk>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Michal Hocko <mhocko@...e.com>,
        Rik van Riel <riel@...riel.com>,
        Catalin Marinas <catalin.marinas@....com>, kernel-team@...com,
        Dave Chinner <david@...morbit.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux-MM <linux-mm@...ck.org>,
        Yafang Shao <laoar.shao@...il.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        Johannes Weiner <hannes@...xchg.org>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Roman Gushchin <guro@...com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Kishon Vijay Abraham I <kishon@...com>,
        Santosh Shilimkar <ssantosh@...nel.org>,
        Chris Paterson <Chris.Paterson2@...esas.com>,
        cip-dev@...ts.cip-project.org
Subject: Re: [PATCH] vfs: keep inodes with page cache off the inode shrinker LRU

Hi Arnd,

On Sat, Feb 15, 2020 at 5:59 PM Arnd Bergmann <arnd@...db.de> wrote:
> On Sat, Feb 15, 2020 at 12:25 PM Geert Uytterhoeven
> <geert@...ux-m68k.org> wrote:
> > On Thu, Feb 13, 2020 at 5:54 PM Arnd Bergmann <arnd@...db.de> wrote:
> > > On Wed, Feb 12, 2020 at 9:50 AM Russell King - ARM Linux admin
> > > <linux@...linux.org.uk> 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@...ux-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