Re: "Btrfs: device_list_add() should not update list when mounted" breaks subvol mount

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On Mon, 15 Sep 2014 20:32:58 +0800
Anand Jain <Anand.Jain@xxxxxxxxxx> wrote:

> 
> 
> Hi Johannes,
> 
>   Can I have you this tested.. ? Thanks.
> 
> 
> -------
> diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
> index e9676a4..1224b61 100644
> --- a/fs/btrfs/volumes.c
> +++ b/fs/btrfs/volumes.c
> @@ -533,7 +533,7 @@ static noinline int device_list_add(const char
> *path,
>                   * the btrfs dev scan cli, after FS has been mounted.
>                   */
>                  if (fs_devices->opened) {
> -                       return -EBUSY;
> +                       goto out;
>                  } else {
>                          /*
>                           * That is if the FS is _not_ mounted and if
> you @@ -566,6 +566,7 @@ static noinline int device_list_add(const
> char *path, if (!fs_devices->opened)
>                  device->generation = found_transid;
> 
> +out:
>          *fs_devices_ret = fs_devices;
> 
>          return ret;
> -------

With this change, it works again without initramfs.

regards,
  Johannes
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