Re: [PATCH 2/4] overlay: use default overlay mount options _overlay_mount_dirs()

[Eryu Guan <eguan@redhat.com>]

On Wed, Sep 27, 2017 at 10:04:10AM +0300, Amir Goldstein wrote:
> Tests that use _overlay_mount_dirs() should also use the
> default overlay mount options.
> Move mount options from overlay_mount() into _overlay_mount_dirs()
> and use helper common_dev_mount_opts() to get options.
> 
> OVERLAY_MOUNT_OPTIONS is assigned to MOUNT_OPTIONS, so
> there is no need to use OVERLAY_MOUNT_OPTIONS directly.

Agreed, all the fs-specific mount options should be assigned to
MOUNT_OPTIONS in common/config at test init time, if MOUNT_OPTIONS is
not specified. We should always use MOUNT_OPTIONS or TEST_FS_MOUNT_OPTS
in other places.

Thanks,
Eryu

> 
> Signed-off-by: Amir Goldstein <amir73il@gmail.com>
> 
> Use common_dev_mount_opts in _overlay_mount_dirs()
> ---
>  common/rc | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/common/rc b/common/rc
> index 1a61549..b30c4b9 100644
> --- a/common/rc
> +++ b/common/rc
> @@ -342,7 +342,7 @@ _overlay_mount_dirs()
>  	shift 3
>  
>  	$MOUNT_PROG -t overlay -o lowerdir=$lowerdir -o upperdir=$upperdir \
> -		    -o workdir=$workdir $*
> +		    -o workdir=$workdir `_common_dev_mount_options $*`
>  }
>  
>  _overlay_mkdirs()
> @@ -367,9 +367,8 @@ _overlay_mount()
>  
>  	_overlay_mkdirs $dir
>  
> -	_overlay_mount_dirs $dir/$OVL_LOWER $dir/$OVL_UPPER \
> -			    $dir/$OVL_WORK $OVERLAY_MOUNT_OPTIONS \
> -			    $SELINUX_MOUNT_OPTIONS $* $dir $mnt
> +	_overlay_mount_dirs $dir/$OVL_LOWER $dir/$OVL_UPPER $dir/$OVL_WORK \
> +				$* $dir $mnt
>  }
>  
>  _overlay_base_test_mount()
> -- 
> 2.7.4
>