[PATCH] afs: Update documentation to describe cursor debugging

[Jonathan Billings]

---
 Documentation/filesystems/afs.rst | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/filesystems/afs.rst b/Documentation/filesystems/afs.rst
index ca062a7f8ee2..cbc387451c04 100644
--- a/Documentation/filesystems/afs.rst
+++ b/Documentation/filesystems/afs.rst
@@ -57,6 +57,13 @@ the masks in the following files::
 	/sys/module/af_rxrpc/parameters/debug
 	/sys/module/kafs/parameters/debug
 
+There is also a kernel configuration option::
+
+	CONFIG_AFS_DEBUG_CURSOR - AFS server cursor debugging
+
+This option will cause the contents of a server cursor to be dumped to the 
+dmesg log if the server rotation algorithm fails to successfully contact a 
+server.
 
 Usage
 =====
-- 
2.31.1