The dummy version of kernfs_path_from_node() was missing. This
currently doesn't break anything. Let's add it for consistency and to
ease adding wrappers around it.
Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
include/linux/kernfs.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h
index 96356ef..325954f 100644
--- a/include/linux/kernfs.h
+++ b/include/linux/kernfs.h
@@ -344,6 +344,11 @@ static inline int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen)
static inline size_t kernfs_path_len(struct kernfs_node *kn)
{ return 0; }
+static inline int kernfs_path_from_node(struct kernfs_node *root_kn,
+ struct kernfs_node *kn,
+ char *buf, size_t buflen);
+{ return -ENOSYS; }
+
static inline char *kernfs_path(struct kernfs_node *kn, char *buf,
size_t buflen)
{ return NULL; }
--
2.7.4
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