[PATCH 03/12] docs: path-lookup: update path_mountpoint() part

[Fox Chen]

path_mountpoint() doesn't exist anymore. Have been folded
into path_lookup_at when flag is set with LOOKUP_MOUNTPOINT.
check out commit:161aff1d93abf0e5b5e9dbca88928998c155f677

Signed-off-by: Fox Chen <foxhlchen@xxxxxxxxx>
---
 Documentation/filesystems/path-lookup.rst | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/filesystems/path-lookup.rst b/Documentation/filesystems/path-lookup.rst
index 2ad96e1e3c49..4e77c8520fa9 100644
--- a/Documentation/filesystems/path-lookup.rst
+++ b/Documentation/filesystems/path-lookup.rst
@@ -492,7 +492,8 @@ not try to revalidate the mounted filesystem.  It effectively
 contains, through a call to ``mountpoint_last()``, an alternate
 implementation of ``lookup_slow()`` which skips that step.  This is
 important when unmounting a filesystem that is inaccessible, such as
-one provided by a dead NFS server.
+one provided by a dead NFS server.  In the current kernel, path_mountpoint
+has been merged into ``path_lookup_at()`` with a new flag LOOKUP_MOUNTPOINT.
 
 Finally ``path_openat()`` is used for the ``open()`` system call; it
 contains, in support functions starting with "``do_last()``", all the
-- 
2.30.0