Re: [PATCH 2/2] growfs: clarify the man page a bit

On Thu, Jul 30, 2026 at 02:28:16PM +0200, Christoph Hellwig wrote:
> While no RT section needs to exist for GROWFS_RT to work, the buftarg
> must point to a block device already.
> 
> Signed-off-by: Christoph Hellwig <[email protected]>
> ---
>  man/man8/xfs_growfs.8 | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/man/man8/xfs_growfs.8 b/man/man8/xfs_growfs.8
> index d6e5fe13e943..1aa57fb0308f 100644
> --- a/man/man8/xfs_growfs.8
> +++ b/man/man8/xfs_growfs.8
> @@ -151,7 +151,8 @@ the real-time section is grown to the largest size possible with the
>  option. The filesystem does not need to have contained a real-time section
>  before the
>  .B xfs_growfs
> -operation.
> +operation, but it must have been mounted with the -o rtdev option pointing
> +to a block device.

Can you grow an internal rt section?

--D

>  .TP
>  .B \-t
>  Specifies an alternate mount table file (default is
> -- 
> 2.53.0
> 
>