SolidWallOfCode commented on a change in pull request #7843:
URL: https://github.com/apache/trafficserver/pull/7843#discussion_r643184758
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File path: iocore/dns/DNS.cc
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@@ -524,12 +524,12 @@ DNSHandler::open_con(sockaddr const *target, bool failed,
int icon, bool over_tc
}
return false;
} else {
- ns_down[icon] = 0;
if (cur_con.eio.start(pd, &cur_con, EVENTIO_READ) < 0) {
Error("[iocore_dns] open_con: Failed to add %d server to epoll list\n",
icon);
} else {
- cur_con.num = icon;
- Debug("dns", "opening connection %s SUCCEEDED for %d", ip_text, icon);
+ cur_con.num = icon;
+ ns_down[icon] = 0;
Review comment:
Note - don't clear the down flag if this nameserver connection isn't in
the `epoll`.
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