Re: [PATCH v2] r5cache: allow adding journal to array without journal

[Shaohua Li <shli@kernel.org>]

On Mon, Mar 13, 2017 at 05:11:38PM -0700, Song Liu wrote:
> This seems just work.

this is by no means a changelog :)
 
> Signed-off-by: Song Liu <songliubraving@fb.com>
> ---
>  Manage.c | 6 ------
>  1 file changed, 6 deletions(-)
> 
> diff --git a/Manage.c b/Manage.c
> index 5c3d2b9..5ff5de3 100644
> --- a/Manage.c
> +++ b/Manage.c
> @@ -946,7 +946,6 @@ int Manage_add(int fd, int tfd, struct mddev_dev *dv,
>  
>  	/* only add journal to array that supports journaling */
>  	if (dv->disposition == 'j') {
> -		struct mdinfo mdi;
>  		struct mdinfo *mdp;
>  
>  		mdp = sysfs_read(fd, NULL, GET_ARRAY_STATE);
> @@ -963,11 +962,6 @@ int Manage_add(int fd, int tfd, struct mddev_dev *dv,
>  
>  		sysfs_free(mdp);
>  
> -		tst->ss->getinfo_super(tst, &mdi, NULL);
> -		if (mdi.journal_device_required == 0) {
> -			pr_err("%s does not support journal device.\n", devname);
> -			return -1;
> -		}
>  		disc.raid_disk = 0;
>  	}
>  
> -- 
> 2.9.3
> 
> --
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