On Thu, 13 Aug 2020 14:02:20 +0800 Huang Shijie <sjhuang@xxxxxxxxxxx> wrote: > We have three categories locks, not two. > > Signed-off-by: Huang Shijie <sjhuang@xxxxxxxxxxx> > --- > Documentation/locking/locktypes.rst | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/Documentation/locking/locktypes.rst b/Documentation/locking/locktypes.rst > index 1b577a8bf982..4cefed8048ca 100644 > --- 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: One can never get away from those off-by-one errors...applied, thanks. jon