From: Remi Gacogne <remi.gacogne@powerdns.com>
Date: Wed, 3 May 2023 15:55:34 +0000 (+0200)
Subject: dnsdist: Add a TSAN suppression for the backend re-connection code
X-Git-Tag: dnsdist-1.8.1~10^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7aa55e4eb55848383585edea87d8103b0f775dd8;p=thirdparty%2Fpdns.git

dnsdist: Add a TSAN suppression for the backend re-connection code

(cherry picked from commit 0d199b6529f5c410d6014bf3058c717b57625553)
---

diff --git a/pdns/dnsdistdist/dnsdist-tsan.supp b/pdns/dnsdistdist/dnsdist-tsan.supp
index f9c1d984d6..53a664793d 100644
--- a/pdns/dnsdistdist/dnsdist-tsan.supp
+++ b/pdns/dnsdistdist/dnsdist-tsan.supp
@@ -16,3 +16,8 @@ race:DownstreamState::setAuto
 race:DownstreamState::stop
 race:DownstreamState::submitHealthCheckResult
 race:carbonDumpThread
+# There is a slight race when we detect an error and
+# re-connect a backend, where the UDP responder thread
+# can still be looking at the existing socket descriptors.
+# Actually writing to these is protected by a mutex, though.
+race:DownstreamState::reconnect