doc/cephfs: add doc for "snapshot getpath" cmd

Signed-off-by: Rishabh Dave <ridave@redhat.com>
(cherry picked from commit 9e40a5c8d7a5cd6e4c1929559c4c7e3411653de5)

diff --git a/doc/cephfs/fs-volumes.rst b/doc/cephfs/fs-volumes.rst
index 2b7361cbc0499fab2f7e9511672dc7773fed0ebb..fa9ada3fc8e5b18c333cf9c92f4d92e6e2623b99 100644 (file)
--- a/doc/cephfs/fs-volumes.rst
+++ b/doc/cephfs/fs-volumes.rst
@@ -605,6 +605,15 @@ otherwise fail (if the snapshot did not exist).
 
 .. note:: if the last snapshot within a snapshot retained subvolume is removed, the subvolume is also removed
 
+Fetching Path of a Snapshot of a Subvolume
+------------------------------------------
+Use a command of the following form to fetch the absolute path of a snapshot of
+a subvolume:
+
+.. prompt:: base #
+
+    ceph fs subvolume snapshot getpath <volname> <subvol_name> <snap_name> [<group_name>]
+
 Listing the Snapshots of a Subvolume
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~