From: "Yan, Zheng" <zheng.z.yan@xxxxxxxxx>
this guarantees that the importing MDS gets directory fragment's
up-to-date fragstat/rstat.
Signed-off-by: Yan, Zheng <zheng.z.yan@xxxxxxxxx>
---
src/mds/Server.cc | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index 520d389..6dc3b9c 100644
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -6322,11 +6322,22 @@ void Server::_logged_slave_rename(MDRequest *mdr,
// export srci?
if (srcdn->is_auth() && srcdnl->is_primary()) {
- list<Context*> finished;
+ // set export bounds for CInode::encode_export()
+ list<CDir*> bounds;
+ if (srcdnl->get_inode()->is_dir()) {
+ srcdnl->get_inode()->get_dirfrags(bounds);
+ for (list<CDir*>::iterator p = bounds.begin(); p != bounds.end(); p++)
+ (*p)->state_set(CDir::STATE_EXPORTBOUND);
+ }
+
map<client_t,entity_inst_t> exported_client_map;
bufferlist inodebl;
mdcache->migrator->encode_export_inode(srcdnl->get_inode(), inodebl,
exported_client_map);
+
+ for (list<CDir*>::iterator p = bounds.begin(); p != bounds.end(); ++p)
+ (*p)->state_clear(CDir::STATE_EXPORTBOUND);
+
::encode(exported_client_map, reply->inode_export);
reply->inode_export.claim_append(inodebl);
reply->inode_export_v = srcdnl->get_inode()->inode.version;
--
1.7.11.7
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