9p: switch to %p[dD]

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/9p/fid.c b/fs/9p/fid.c
index d51ec9f..47db55a 100644
--- a/fs/9p/fid.c
+++ b/fs/9p/fid.c
@@ -65,8 +65,8 @@
 {
 	struct p9_fid *fid, *ret;
 
-	p9_debug(P9_DEBUG_VFS, " dentry: %s (%p) uid %d any %d\n",
-		 dentry->d_name.name, dentry, from_kuid(&init_user_ns, uid),
+	p9_debug(P9_DEBUG_VFS, " dentry: %pd (%p) uid %d any %d\n",
+		 dentry, dentry, from_kuid(&init_user_ns, uid),
 		 any);
 	ret = NULL;
 	/* we'll recheck under lock if there's anything to look in */