1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/filesystems/porting b/Documentation/filesystems/porting
index b1bd05ea66b2..1ab28d9b612a 100644
@@ -592,3 +592,7 @@ in your dentry operations instead.
work just as well; if it's something more complicated, use dentry->d_parent.
Just be careful not to assume that fetching it more than once will yield
the same value - in RCU mode it could change under you.
+ ->rename() has an added flags argument. Any flags not handled by the
+ filesystem should result in EINVAL being returned.