From: Kotresh HR <khiremat@redhat.com>
Date: Tue, 25 Feb 2025 08:05:56 +0000 (+0530)
Subject: mds/unlink: Referent inode - reverse link management
X-Git-Tag: v20.3.0~377^2~24
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=0779064a7c23b68e23bdb7acb1028878497aa958;p=ceph.git

mds/unlink: Referent inode - reverse link management

Remove referent inode from the referent_inodes
list on unlink of secondary hardlink file with
referent inode.

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 92535beef4c1..dc497655df0c 100644
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -8603,6 +8603,13 @@ void Server::_unlink_local(const MDRequestRef& mdr, CDentry *dn, CDentry *strayd
   if (pi.inode->nlink == 0)
     in->state_set(CInode::STATE_ORPHAN);
 
+  // Remove referent inode from primary link
+  if (dnl->is_referent_remote()) {
+    pi.inode->remove_referent_ino(ref_in->ino());
+    dout(20) << __func__ << " referent_inodes " << std::hex << pi.inode->get_referent_inodes()
+             << " referent ino removed " << ref_in->ino() << dendl;
+  }
+
   if (mdr->more()->desti_srnode) {
     auto& desti_srnode = mdr->more()->desti_srnode;
     in->project_snaprealm(desti_srnode);