linux-kernel - Re: [PATCH v3 0/3] support booting of arbitrary non-blockdevice file systems

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Message-ID: <YQBQje2SBNw9hqO0@redhat.com>
Date:   Tue, 27 Jul 2021 14:29:33 -0400
From:   Vivek Goyal <vgoyal@...hat.com>
To:     viro@...iv.linux.org.uk
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        hch@....de, virtio-fs@...hat.com,
        v9fs-developer@...ts.sourceforge.net, stefanha@...hat.com,
        miklos@...redi.hu
Subject: Re: [PATCH v3 0/3] support booting of arbitrary non-blockdevice file
 systems

On Wed, Jul 14, 2021 at 04:23:18PM -0400, Vivek Goyal wrote:
> Hi,
> 
> This is V3 of patches. Christoph had posted V2 here.

Hi,

Ping?

Vivek

> 
> https://lore.kernel.org/linux-fsdevel/20210621062657.3641879-1-hch@lst.de/
> 
> There was a small issue in last patch series that list_bdev_fs_names()
> did not put an extra '\0' at the end as current callers were expecting.
> 
> To fix this, I have modified list_bdev_fs_names() and split_fs_names()
> to return number of null terminated strings they have parsed. And
> modified callers to use that to loop through strings (instead of
> relying on an extra null at the end).
> 
> Christoph was finding it hard to find time so I took his patches, 
> added my changes in patch3 and reposting the patch series.
> 
> I have tested it with 9p, virtiofs and ext4 filesystems as rootfs
> and it works for me.
> 
> Thanks
> Vivek
> 
> Christoph Hellwig (3):
>   init: split get_fs_names
>   init: allow mounting arbitrary non-blockdevice filesystems as root
>   fs: simplify get_filesystem_list / get_all_fs_names
> 
>  fs/filesystems.c   | 27 ++++++++------
>  include/linux/fs.h |  2 +-
>  init/do_mounts.c   | 90 +++++++++++++++++++++++++++++++++-------------
>  3 files changed, 83 insertions(+), 36 deletions(-)
> 
> -- 
> 2.31.1
>