rgw: multisite data logging flag controls data logging

Signed-off-by: J. Eric Ivancich <ivancich@redhat.com>
(cherry picked from commit 33ce64ca64f468883e3fec9530d243fb51074b5c)

Conflicts:
	src/rgw/rgw_rados.cc (add_entry is synchronous in pacific)

diff --git a/src/rgw/rgw_rados.cc b/src/rgw/rgw_rados.cc
index 4b2e02de0429e4572c14bc6a804f394efdbb8117..c6999d9014e1b9812cd17f1524ddf7f4fcff77c7 100644 (file)
--- a/src/rgw/rgw_rados.cc
+++ b/src/rgw/rgw_rados.cc
@@ -6930,9 +6930,11 @@ int RGWRados::bucket_index_link_olh(const DoutPrefixProvider *dpp, const RGWBuck
     return r;
   }
 
-  r = svc.datalog_rados->add_entry(dpp, bucket_info, bs.shard_id);
-  if (r < 0) {
-    ldpp_dout(dpp, 0) << "ERROR: failed writing data log" << dendl;
+  if (log_data_change) {
+    r = svc.datalog_rados->add_entry(dpp, bucket_info, bs.shard_id);
+    if (r < 0) {
+      ldpp_dout(dpp, 0) << "ERROR: failed writing data log" << dendl;
+    }
   }
 
   return 0;