doc: Fix hyperlink to CRUSH maps.

Signed-off-by: John Wilkins <john.wilkins@inktank.com>

diff --git a/doc/rados/operations/cache-tiering.rst b/doc/rados/operations/cache-tiering.rst
index 09408b2217356f1365e16c5b2bcd71c6d1d7387f..e733c7e29a4e17ec97358fc08b931a07f06589b0 100644 (file)
--- a/doc/rados/operations/cache-tiering.rst
+++ b/doc/rados/operations/cache-tiering.rst
@@ -90,7 +90,7 @@ Setting up a backing storage pool typically involves one of two scenarios:
 In the standard storage scenario, you can setup a CRUSH ruleset to establish 
 the failure domain (e.g., osd, host, chassis, rack, row, etc.). Ceph OSD 
 Daemons perform optimally when all storage drives in the ruleset are of the 
-same size, speed (both RPMs and throughput) and type. See doc:`CRUSH Maps` 
+same size, speed (both RPMs and throughput) and type. See `CRUSH Maps`_ 
 for details on creating a ruleset. Once you have created a ruleset, create 
 a backing storage pool. 
 
@@ -359,4 +359,5 @@ disable and remove it.
 .. _Create a Pool: ../pools#create-a-pool
 .. _Pools - Set Pool Values: ../pools#set-pool-values
 .. _Placing Different Pools on Different OSDs: ../crush-map/#placing-different-pools-on-different-osds
-.. _Bloom Filter: http://en.wikipedia.org/wiki/Bloom_filter
\ No newline at end of file
+.. _Bloom Filter: http://en.wikipedia.org/wiki/Bloom_filter
+.. _CRUSH Maps: ../crush-map
\ No newline at end of file