doc/cephfs: add note about cephfs-mirroring paths

Signed-off-by: Milind Changire <mchangir@redhat.com>

diff --git a/doc/cephfs/cephfs-mirroring.rst b/doc/cephfs/cephfs-mirroring.rst
index 08e07bc8b45d76415379ec72e14a471b822fbcbe..a53581c32e9227d81fa30adf4d17ca30f6261778 100644 (file)
--- a/doc/cephfs/cephfs-mirroring.rst
+++ b/doc/cephfs/cephfs-mirroring.rst
@@ -131,7 +131,10 @@ To stop a mirroring directory snapshots use::
   $ ceph fs snapshot mirror remove <fs_name> <path>
 
 Only absolute directory paths are allowed. Also, paths are normalized by the mirroring
-module, therefore, `/a/b/../b` is equivalent to `/a/b`.
+module, therefore, `/a/b/../b` is equivalent to `/a/b`. Also note that paths always
+start from the cephfs file-system root and not from the host system mount point.
+
+e.g.::
 
   $ mkdir -p /d0/d1/d2
   $ ceph fs snapshot mirror add cephfs /d0/d1/d2