From: Yan, Zheng <zyan@redhat.com>
Date: Thu, 12 Nov 2015 13:57:27 +0000 (+0800)
Subject: mds: properly set STATE_STRAY/STATE_ORPHAN for stray dentry/inode
X-Git-Tag: v9.2.1~5^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=29d30ecd4667567a58a7f92641a8a7618e88fd44;p=ceph.git

mds: properly set STATE_STRAY/STATE_ORPHAN for stray dentry/inode

Fixes: #13777
Signed-off-by: Yan, Zheng <zyan@redhat.com>
(cherry picked from commit 460c74a0b872336a7279f0b40b17ed672b6e15a1)
---

diff --git a/src/mds/MDCache.cc b/src/mds/MDCache.cc
index 3ec852a97d13..65b4ff8c4d59 100644
--- a/src/mds/MDCache.cc
+++ b/src/mds/MDCache.cc
@@ -6622,12 +6622,6 @@ void MDCache::trim_non_auth()
       if (dnl->is_remote() && dnl->get_inode() && !dnl->get_inode()->is_auth())
 	dn->unlink_remote(dnl);
 
-      if (dn->get_dir()->get_inode()->is_stray()) {
-	dn->state_set(CDentry::STATE_STRAY);
-	if (dnl->is_primary() && dnl->get_inode()->inode.nlink == 0)
-	  dnl->get_inode()->state_set(CInode::STATE_ORPHAN);
-      }
-
       if (!first_auth) {
 	first_auth = dn;
       } else {
@@ -9185,10 +9179,14 @@ void MDCache::scan_stray_dir(dirfrag_t next)
     }
     for (CDir::map_t::iterator q = dir->items.begin(); q != dir->items.end(); ++q) {
       CDentry *dn = q->second;
+      dn->state_set(CDentry::STATE_STRAY);
       CDentry::linkage_t *dnl = dn->get_projected_linkage();
       stray_manager.notify_stray_created();
       if (dnl->is_primary()) {
-	maybe_eval_stray(dnl->get_inode());
+	CInode *in = dnl->get_inode();
+	if (in->inode.nlink == 0)
+	  in->state_set(CInode::STATE_ORPHAN);
+	maybe_eval_stray(in);
       }
     }
   }