From: Alexander Larsson <alexl@redhat.com>
To: Gao Xiang <hsiangkao@linux.alibaba.com>
Cc: Amir Goldstein <amir73il@gmail.com>,
Miklos Szeredi <miklos@szeredi.hu>,
Jingbo Xu <jefflexu@linux.alibaba.com>,
gscrivan@redhat.com, brauner@kernel.org,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
david@fromorbit.com, viro@zeniv.linux.org.uk,
Vivek Goyal <vgoyal@redhat.com>,
Josef Bacik <josef@toxicpanda.com>
Subject: Re: [PATCH v3 0/6] Composefs: an opportunistically sharing verified image filesystem
Date: Mon, 6 Feb 2023 16:31:22 +0100 [thread overview]
Message-ID: <CAL7ro1G59CGj99YKJYAP=8W+sejE+q=XqXtYjmiXXP9=xVcjwA@mail.gmail.com> (raw)
In-Reply-To: <678002cf-f847-d5c3-a79b-5bebd3c1e518@linux.alibaba.com>
On Mon, Feb 6, 2023 at 2:27 PM Gao Xiang <hsiangkao@linux.alibaba.com> wrote:
> On 2023/2/6 20:43, Alexander Larsson wrote:
> >
> > One problem I ran into is that erofs seems to only support mounting
> > filesystem images that are created with the native page size. This
> > means I can't mount a erofs image created on a 4k page-size machine on
> > an arm64 mac with 64k pages. That doesn't seem great. Maybe this
> > limitation can be lifted from the erofs code though.
>
> Honestly, EROFS 64k support has been in our roadmap for a quite long
> time, and it has been almost done for the uncompressed part apart from
> replacing EROFS_BLKSIZ to erofs_blksiz(sb).
Good, as long as it is on the roadmap.
> Currently it's not urgent just because our Cloud environment always use
> 4k PAGE_SIZE, but it seems Android will consider 16k pagesize as well, so
> yes, we will support !4k page size for the uncompressed part in the near
> future. But it seems that arm64 RHEL 9 switched back to 4k page size?
Honestly I'm not following it all that closely, but I think Fedora was
at least talking about 64k pages.
--
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
Alexander Larsson Red Hat, Inc
alexl@redhat.com alexander.larsson@gmail.com
next prev parent reply other threads:[~2023-02-06 15:47 UTC|newest]
Thread overview: 80+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-20 15:23 [PATCH v3 0/6] Composefs: an opportunistically sharing verified image filesystem Alexander Larsson
2023-01-20 15:23 ` [PATCH v3 1/6] fsverity: Export fsverity_get_digest Alexander Larsson
2023-01-20 15:23 ` [PATCH v3 2/6] composefs: Add on-disk layout header Alexander Larsson
2023-01-20 15:23 ` [PATCH v3 3/6] composefs: Add descriptor parsing code Alexander Larsson
2023-01-20 15:23 ` [PATCH v3 4/6] composefs: Add filesystem implementation Alexander Larsson
2023-01-20 15:23 ` [PATCH v3 5/6] composefs: Add documentation Alexander Larsson
2023-01-21 2:19 ` Bagas Sanjaya
2023-01-20 15:23 ` [PATCH v3 6/6] composefs: Add kconfig and build support Alexander Larsson
2023-01-20 19:44 ` [PATCH v3 0/6] Composefs: an opportunistically sharing verified image filesystem Amir Goldstein
2023-01-20 22:18 ` Giuseppe Scrivano
2023-01-21 3:08 ` Gao Xiang
2023-01-21 16:19 ` Giuseppe Scrivano
2023-01-21 17:15 ` Gao Xiang
2023-01-21 22:34 ` Giuseppe Scrivano
2023-01-22 0:39 ` Gao Xiang
2023-01-22 9:01 ` Giuseppe Scrivano
2023-01-22 9:32 ` Giuseppe Scrivano
2023-01-24 0:08 ` Gao Xiang
2023-01-21 10:57 ` Amir Goldstein
2023-01-21 15:01 ` Giuseppe Scrivano
2023-01-21 15:54 ` Amir Goldstein
2023-01-21 16:26 ` Gao Xiang
2023-01-23 17:56 ` Alexander Larsson
2023-01-23 23:59 ` Gao Xiang
2023-01-24 3:24 ` Amir Goldstein
2023-01-24 13:10 ` Alexander Larsson
2023-01-24 14:40 ` Gao Xiang
2023-01-24 19:06 ` Amir Goldstein
2023-01-25 4:18 ` Dave Chinner
2023-01-25 8:32 ` Amir Goldstein
2023-01-25 10:08 ` Alexander Larsson
2023-01-25 10:43 ` Amir Goldstein
2023-01-25 10:39 ` Giuseppe Scrivano
2023-01-25 11:17 ` Amir Goldstein
2023-01-25 12:30 ` Giuseppe Scrivano
2023-01-25 12:46 ` Amir Goldstein
2023-01-25 13:10 ` Giuseppe Scrivano
2023-01-25 18:07 ` Amir Goldstein
2023-01-25 19:45 ` Giuseppe Scrivano
2023-01-25 20:23 ` Amir Goldstein
2023-01-25 20:29 ` Amir Goldstein
2023-01-27 15:57 ` Vivek Goyal
2023-01-25 15:24 ` Christian Brauner
2023-01-25 16:05 ` Giuseppe Scrivano
2023-01-25 9:37 ` Alexander Larsson
2023-01-25 10:05 ` Gao Xiang
2023-01-25 10:15 ` Alexander Larsson
2023-01-27 10:24 ` Gao Xiang
2023-02-01 4:28 ` Jingbo Xu
2023-02-01 7:44 ` Amir Goldstein
2023-02-01 8:59 ` Jingbo Xu
2023-02-01 9:52 ` Alexander Larsson
2023-02-01 12:39 ` Jingbo Xu
2023-02-01 9:46 ` Alexander Larsson
2023-02-01 10:01 ` Gao Xiang
2023-02-01 11:22 ` Gao Xiang
2023-02-02 6:37 ` Amir Goldstein
2023-02-02 7:17 ` Gao Xiang
2023-02-02 7:37 ` Gao Xiang
2023-02-03 11:32 ` Alexander Larsson
2023-02-03 12:46 ` Amir Goldstein
2023-02-03 15:09 ` Gao Xiang
2023-02-05 19:06 ` Amir Goldstein
2023-02-06 7:59 ` Amir Goldstein
2023-02-06 10:35 ` Miklos Szeredi
2023-02-06 13:30 ` Amir Goldstein
2023-02-06 16:34 ` Miklos Szeredi
2023-02-06 17:16 ` Amir Goldstein
2023-02-06 18:17 ` Amir Goldstein
2023-02-06 19:32 ` Miklos Szeredi
2023-02-06 20:06 ` Amir Goldstein
2023-02-07 8:12 ` Alexander Larsson
2023-02-06 12:51 ` Alexander Larsson
2023-02-07 8:12 ` Jingbo Xu
2023-02-06 12:43 ` Alexander Larsson
2023-02-06 13:27 ` Gao Xiang
2023-02-06 15:31 ` Alexander Larsson [this message]
2023-02-01 12:06 ` Jingbo Xu
2023-02-02 4:57 ` Jingbo Xu
2023-02-02 4:59 ` Jingbo Xu
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