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

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