common: add _require_btrfs_no_nodatacow helper

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Zorro Lang <zlang@kernel.org>

diff --git a/common/btrfs b/common/btrfs
index f91f8dd869a1ce2f84c0c7e91013549dfc0be67f..9dd2a7f49e1621786b3cb7b7e6aa833984b60065 100644 (file)
--- a/common/btrfs
+++ b/common/btrfs
@@ -120,6 +120,13 @@ _require_btrfs_no_compress()
        fi
 }
 
+_require_btrfs_no_nodatacow()
+{
+       if _normalize_mount_options "$MOUNT_OPTIONS" | grep -q "nodatacow"; then
+               _notrun "This test requires no nodatacow enabled"
+       fi
+}
+
 _check_btrfs_filesystem()
 {
        device=$1