From: Kotresh HR <khiremat@redhat.com>
Date: Mon, 24 Feb 2025 08:15:49 +0000 (+0530)
Subject: mds/readdir: Handle referent inode
X-Git-Tag: v20.3.0~377^2~31
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=8abee7d58ae53bfbb92feb966477b0c8951fd218;p=ceph.git

mds/readdir: Handle referent inode

If the linkage is referent remote, link it
as referent remote.

Fixes: https://tracker.ceph.com/issues/54205
Signed-off-by: Kotresh HR <khiremat@redhat.com>
---

diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index 817222b0a08..04ddf87c977 100644
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -5141,10 +5141,13 @@ void Server::handle_client_readdir(const MDRequestRef& mdr)
 
     // remote link?
     // better for the MDS to do the work, if we think the client will stat any of these files.
-    if (dnl->is_remote() && !in) {
+    if ((dnl->is_remote() || dnl->is_referent_remote()) && !in) {
       in = mdcache->get_inode(dnl->get_remote_ino());
       if (in) {
-	dn->link_remote(dnl, in);
+        if (dnl->is_remote())
+          dn->link_remote(dnl, in);
+        else if (dnl->is_referent_remote())
+	  dn->link_remote(dnl, in, dnl->get_referent_inode());
       } else if (dn->state_test(CDentry::STATE_BADREMOTEINO)) {
 	dout(10) << "skipping bad remote ino on " << *dn << dendl;
 	continue;