doc: drop obsolete cache tier options from man page

Fixes: https://tracker.ceph.com/issues/45514
Signed-off-by: Nathan Cutler <ncutler@suse.com>

diff --git a/doc/man/8/ceph.rst b/doc/man/8/ceph.rst
index 4c3407bbda89deb80f6d024cb0f4ea1c4dc0583a..78aeb5ef29eab4de552d8b09ccb5eecf8d45cf07 100644 (file)
--- a/doc/man/8/ceph.rst
+++ b/doc/man/8/ceph.rst
@@ -1300,8 +1300,7 @@ Subcommand ``cache-mode`` specifies the caching mode for cache tier <pool>.
 
 Usage::
 
-       ceph osd tier cache-mode <poolname> none|writeback|forward|readonly|
-       readforward|readproxy
+       ceph osd tier cache-mode <poolname> writeback|readproxy|readonly|none
 
 Subcommand ``remove`` removes the tier <tierpool> (the second one) from base pool
 <pool> (the first one).