tree 29c69d4f196d3d7f8fa9e33b7d54ea8c48ba76e1
parent 8e8e676d0b3c7f074c719c7c05b20296b9b0b0b1
author Hannes Frederic Sowa <hannes@stressinduktion.org> 1427150164 +0100
committer David S. Miller <davem@davemloft.net> 1427163129 -0400

ipv6: do retries on stable privacy addresses

If a DAD conflict is detected, we want to retry privacy stable address
generation up to idgen_retries (= 3) times with a delay of idgen_delay
(= 1 second). Add the logic to addrconf_dad_failure.

By design, we don't clean up dad failed permanent addresses.

Cc: Erik Kline <ek@google.com>
Cc: Fernando Gont <fgont@si6networks.com>
Cc: Lorenzo Colitti <lorenzo@google.com>
Cc: YOSHIFUJI Hideaki/吉藤英明 <hideaki.yoshifuji@miraclelinux.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>