commit 3d7e939b891bed33b1e7876d602a91079b47b576
author Treehugger Robot <treehugger-gerrit@google.com> Fri Jan 05 04:03:24 2018 +0000
committer Gerrit Code Review <noreply-gerritcodereview@google.com> Fri Jan 05 04:03:24 2018 +0000
tree 40b5f91c10af27c34393dcb8c69dce1379af48db
parent 22f8d1e6b7ac061d9c5affb0071b118eebd97350
parent f5fe2672d0a4bd307459980018982954f58a46cc

Merge "Revert "clatd.c: remove unsetenv("ANDROID_DNS_MODE")""

OWNERS

diff --git a/OWNERS b/OWNERS
new file mode 100644
index 0000000..8f0a28b
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1,2 @@
+lorenzo@google.com
+ek@google.com

config.c

diff --git a/config.c b/config.c
index b147868..2d7085b 100644
--- a/config.c
+++ b/config.c
@@ -180,8 +180,11 @@
     logmsg(ANDROID_LOG_WARN, "dns64_detection -- error, sleeping for %d seconds", backoff_sleep);
     sleep(backoff_sleep);
     backoff_sleep *= 2;
-    if(backoff_sleep >= 120) {
-      backoff_sleep = 120;
+    if(backoff_sleep >= 1800) {
+      // Scale down to one DNS query per half hour. Unnecessary DNS queries waste power, and the
+      // benefit is minimal (basically, only limited to the case where a network goes from IPv6-only
+      // to IPv6 with NAT64).
+      backoff_sleep = 1800;
     }
   }
 }