From: Peter van Dijk <peter.van.dijk@powerdns.com>
Date: Fri, 28 Apr 2023 11:52:42 +0000 (+0200)
Subject: add comment
X-Git-Tag: auth-4.8.0-beta1~1^2~12
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aad38b4c24a5f9214afb38106de647d9f72b2a81;p=thirdparty%2Fpdns.git

add comment
---

diff --git a/ext/lmdb-safe/lmdb-typed.hh b/ext/lmdb-safe/lmdb-typed.hh
index 0e837a6091..a0845273b3 100644
--- a/ext/lmdb-safe/lmdb-typed.hh
+++ b/ext/lmdb-safe/lmdb-typed.hh
@@ -164,6 +164,7 @@ struct LMDBIndexOps
 
     MDBOutVal currentvalue;
 
+    // check if the entry already exists, so we don't uselessly bump the timestamp
     if (txn->get(d_idx, combined, currentvalue) == MDB_NOTFOUND) {
       txn->put(d_idx, combined, empty, flags);
     }