1 files changed, 40 insertions, 0 deletions
diff --git a/xlators/meta/src/top-link.c b/xlators/meta/src/top-link.c
new file mode 100644
index 00000000000..33f0d407411
--- /dev/null
+++ b/xlators/meta/src/top-link.c
@@ -0,0 +1,40 @@
+/*
+   Copyright (c) 2014 Red Hat, Inc. <http://www.redhat.com>
+   This file is part of GlusterFS.
+
+   This file is licensed to you under your choice of the GNU Lesser
+   General Public License, version 3 or any later version (LGPLv3 or
+   later), or the GNU General Public License, version 2 (GPLv2), in all
+   cases as published by the Free Software Foundation.
+*/
+
+#include <glusterfs/xlator.h>
+#include <glusterfs/defaults.h>
+
+#include "meta-mem-types.h"
+#include "meta.h"
+
+static int
+top_link_fill(xlator_t *this, inode_t *inode, strfd_t *strfd)
+{
+    glusterfs_graph_t *graph = NULL;
+
+    graph = meta_ctx_get(inode, this);
+
+    strprintf(strfd, "%s", ((xlator_t *)graph->top)->name);
+
+    return 0;
+}
+
+struct meta_ops top_link_ops = {.link_fill = top_link_fill};
+
+int
+meta_top_link_hook(call_frame_t *frame, xlator_t *this, loc_t *loc,
+                   dict_t *xdata)
+{
+    meta_ops_set(loc->inode, this, &top_link_ops);
+
+    meta_ctx_set(loc->inode, this, meta_ctx_get(loc->parent, this));
+
+    return 0;
+}