Documentation/locking/locktypes: fix the typo

We have three categories locks, not two.

Signed-off-by: Huang Shijie <sjhuang@iluvatar.ai>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20200813060220.18199-1-sjhuang@iluvatar.ai
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

diff --git a/Documentation/locking/locktypes.rst b/Documentation/locking/locktypes.rst
index 1b577a8..4cefed8 100644 (file)
--- a/Documentation/locking/locktypes.rst
+++ b/Documentation/locking/locktypes.rst
@@ -10,7 +10,7 @@ Introduction
 ============
 
 The kernel provides a variety of locking primitives which can be divided
-into two categories:
+into three categories:
 
  - Sleeping locks
  - CPU local locks