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References: <a16c31f3caf448dda5d9315e056585b6fafc22c5.1623302442.git.christophe.leroy@csgroup.eu>
 <6c7a6762-6bec-842b-70b4-4a53297687d1@gmx.com>
In-Reply-To: <6c7a6762-6bec-842b-70b4-4a53297687d1@gmx.com>
From:   Neal Gompa <ngompa13@gmail.com>
Date:   Thu, 6 Jan 2022 11:31:04 -0500
Message-ID: <CAEg-Je9UJDJ=hvLLqQDsHijWnxh1Z1CwaLKCFm+-bLTfCFingg@mail.gmail.com>
Subject: Re: [PATCH] fs: btrfs: Disable BTRFS on platforms having 256K pages
To:     Qu Wenruo <quwenruo.btrfs@gmx.com>
Cc:     Christophe Leroy <christophe.leroy@csgroup.eu>,
        Chris Mason <clm@fb.com>, Josef Bacik <josef@toxicpanda.com>,
        David Sterba <dsterba@suse.com>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        linuxppc-dev@lists.ozlabs.org,
        Btrfs BTRFS <linux-btrfs@vger.kernel.org>,
        linux-hexagon@vger.kernel.org, Hector Martin <marcan@marcan.st>
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On Wed, Jan 5, 2022 at 7:05 AM Qu Wenruo <quwenruo.btrfs@gmx.com> wrote:
>
> Hi Christophe,
>
> I'm recently enhancing the subpage support for btrfs, and my current
> branch should solve the problem for btrfs to support larger page sizes.
>
> But unfortunately my current test environment can only provide page size
> with 64K or 4K, no 16K or 128K/256K support.
>
> Mind to test my new branch on 128K page size systems?
> (256K page size support is still lacking though, which will be addressed
> in the future)
>
> https://github.com/adam900710/linux/tree/metadata_subpage_switch
>

The Linux Asahi folks have a 16K page environment (M1 Macs)...

Hector, could you look at it too?


--=20
=E7=9C=9F=E5=AE=9F=E3=81=AF=E3=81=84=E3=81=A4=E3=82=82=E4=B8=80=E3=81=A4=EF=
=BC=81/ Always, there's only one truth!