commit 9d1bc60138977d9c79471b344a64f2df13b2ccef
author Miklos Szeredi <mszeredi@suse.cz> Thu Mar 27 13:06:21 2008 +0100
committer Al Viro <viro@zeniv.linux.org.uk> Wed Apr 23 00:04:38 2008 -0400
tree 84ed2e1920a1a88ae84515bd9d90240faed5805c
parent 6092d048183b76bfa3f84b32f8158dd8d10bd811

[patch 2/7] vfs: mountinfo: add seq_file_root()

Add a new function:

  seq_file_root()

This is similar to seq_path(), but calculates the path relative to the
given root, instead of current->fs->root.  If the path was unreachable
from root, then modify the root parameter to reflect this.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

include/linux/dcache.h

diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 6396003..cfb1627 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -301,6 +301,7 @@
  */
 extern char *dynamic_dname(struct dentry *, char *, int, const char *, ...);
 
+extern char *__d_path(const struct path *path, struct path *root, char *, int);
 extern char *d_path(struct path *, char *, int);
 extern char *dentry_path(struct dentry *, char *, int);