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Re: [qemu-web PATCH] Update FUSE block export blog post
From: |
Eric Blake |
Subject: |
Re: [qemu-web PATCH] Update FUSE block export blog post |
Date: |
Tue, 7 Sep 2021 12:52:16 -0500 |
User-agent: |
NeoMutt/20210205-739-420e15 |
On Mon, Sep 06, 2021 at 06:29:16PM +0200, Hanna Reitz wrote:
> Because I forgot to CC Thomas on the discussion adding this post, it was
> merged prematurely. This patch updates the post to incorporate the
> feedback I received on it:
>
Overall, nice! I see it's already live, but another tweak you might
want to make:
> +## File mounts
>
> -A perhaps little-known fact is that, on Linux, filesystems do not need to
> have
> -a root directory, they only need to have a root node. A filesystem that only
> -provides a single regular file is perfectly valid.
> +To transparently translate a file into a different format, like we did
> above, we
> +make use of two little-known facts about filesystems and the VFS on Linux.
> The
> +first one of these we can explain immediately, for the second one we will
> need
> +some more information about how FUSE exports work, so that secret will be
> lifted
s/lifted/revealed/
> +later (down in the “Mounting an image on itself” section).
> +
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org