1 files changed, 14 insertions, 10 deletions

diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c
index 2b881262ef6..d5114db7045 100644
--- a/fs/ceph/snap.c
+++ b/fs/ceph/snap.c
@@ -869,16 +869,20 @@ skip_inode:
                                 continue;
                         ci = ceph_inode(inode);
                         spin_lock(&inode->i_lock);
-                        if (!ci->i_snap_realm)
-                                goto split_skip_inode;
-                        ceph_put_snap_realm(mdsc, ci->i_snap_realm);
-                        spin_lock(&realm->inodes_with_caps_lock);
-                        list_add(&ci->i_snap_realm_item,
-                                 &realm->inodes_with_caps);
-                        ci->i_snap_realm = realm;
-                        spin_unlock(&realm->inodes_with_caps_lock);
-                        ceph_get_snap_realm(mdsc, realm);
-split_skip_inode:
+                        if (list_empty(&ci->i_snap_realm_item)) {
+                                struct ceph_snap_realm *oldrealm =
+                                        ci->i_snap_realm;
+
+                                dout(" moving %p to split realm %llx %p\n",
+                                     inode, realm->ino, realm);
+                                spin_lock(&realm->inodes_with_caps_lock);
+                                list_add(&ci->i_snap_realm_item,
+                                         &realm->inodes_with_caps);
+                                ci->i_snap_realm = realm;
+                                spin_unlock(&realm->inodes_with_caps_lock);
+                                ceph_get_snap_realm(mdsc, realm);
+                                ceph_put_snap_realm(mdsc, oldrealm);
+                        }
                         spin_unlock(&inode->i_lock);
                         iput(inode);
                 }