Merge pull request ceph#57542 from zdover23/wip-doc-2024-05-18-ceph-fs-volumes-subvolume-quiesce-squid-note

doc/cephfs: Squid and later - subvolume quiesce

Reviewed-by: Anthony D'Atri <[email protected]>

Author: zdover23

doc/cephfs/fs-volumes.rst

@@ -841,6 +841,9 @@ pinned to one of the available ranks on the file system.
 Subvolume quiesce
 -----------------
 
+.. note:: The information in this section applies only to Squid and later
+   releases of Ceph.
+
 CephFS snapshots do not provide strong-consistency guarantees in cases involving writes
 performed by multiple clients, which makes consistent backups and disaster recovery a serious
 challenge for distributed applications. Even in a case where an application uses