doc: ref cephfs docs from os-recommendations

...instead of having potentially conflicting kernel
version information.

Signed-off-by: John Spray <john.spray@redhat.com>

diff --git a/doc/start/os-recommendations.rst b/doc/start/os-recommendations.rst
index 58b9f520e3ebed3333a1bc53fda8aaf2ed195800..32d7fcf53ebfd668eab3a608e994ad7b36100a66 100644 (file)
--- a/doc/start/os-recommendations.rst
+++ b/doc/start/os-recommendations.rst
@@ -28,6 +28,8 @@ Linux Kernel
   - 3.16.z
   - 3.10.z
 
+  For CephFS, see `CephFS best practices`_ for kernel version guidance.
+
   Older kernel client versions may not support your `CRUSH tunables`_ profile.
 
 - **B-tree File System (Btrfs)**
@@ -129,3 +131,5 @@ Testing
   pre-release, and released code.
 
 .. _CRUSH Tunables: ../../rados/operations/crush-map#tunables
+
+.. _CephFS best practices: ../../cephfs/best-practices