Merge pull request ceph#44946 from adamemerson/wip-54208

rgw: Fix data race in ChangeStatus

Reviewed-by: Casey Bodley <[email protected]>

Author: cbodley

src/rgw/rgw_datalog.cc

@@ -566,13 +566,17 @@ void RGWDataChangesLog::register_renew(const rgw_bucket_shard& bs)
 void RGWDataChangesLog::update_renewed(const rgw_bucket_shard& bs,
 				       real_time expiration)
 {
-  std::scoped_lock l{lock};
+  std::unique_lock l{lock};
   ChangeStatusPtr status;
   _get_change(bs, status);
+  l.unlock();
+
 
   ldout(cct, 20) << "RGWDataChangesLog::update_renewd() bucket_name="
 		 << bs.bucket.name << " shard_id=" << bs.shard_id
 		 << " expiration=" << expiration << dendl;
+
+  std::unique_lock sl(status->lock);
   status->cur_expiration = expiration;
 }