[PATCH v2 1/2] erofs: add documentation for 'domain_id' mount option

[Gao Xiang]

On 2023/1/12 14:54, Jingbo Xu wrote:
> Since the EROFS share domain feature for fscache mode has been available
> since Linux v6.1, let's add documentation for 'domain_id' mount option.
> 
> Cc: linux-doc at vger.kernel.org
> Reviewed-by: Jia Zhu <zhujia.zj at bytedance.com>
> Signed-off-by: Jingbo Xu <jefflexu at linux.alibaba.com>

Reviewed-by: Gao Xiang <hsiangkao at linux.alibaba.com>

Thanks,
Gao Xiang

> ---
>   Documentation/filesystems/erofs.rst | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/filesystems/erofs.rst b/Documentation/filesystems/erofs.rst
> index 067fd1670b1f..a43aacf1494e 100644
> --- a/Documentation/filesystems/erofs.rst
> +++ b/Documentation/filesystems/erofs.rst
> @@ -120,6 +120,8 @@ dax={always,never}     Use direct access (no page cache).  See
>   dax                    A legacy option which is an alias for ``dax=always``.
>   device=%s              Specify a path to an extra device to be used together.
>   fsid=%s                Specify a filesystem image ID for Fscache back-end.
> +domain_id=%s           Specify a domain ID in fscache mode so that different images
> +                       with the same blobs under a given domain ID can share storage.
>   ===================    =========================================================
>   
>   Sysfs Entries