RFR: 8241800: Disable IPV6_MULTICAST_ALL to prevent interference from all multicast groups [v2]

[Michael McMahon]

On Thu, 15 Jun 2023 16:13:23 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> Michael McMahon has updated the pull request incrementally with two additional commits since the last revision:
>> 
>>  - typo
>>  - review update
>
> src/java.base/unix/native/libnio/ch/Net.c line 325:
> 
>> 323:             close(fd);
>> 324:             return -1;
>> 325:         }
> 
> This implementation change looks okay, assuming ENOPROTOOPT on older kernels. I haven't had time to study the test yet, tricky scenario to test reliably.

I am running some repeat 50 test runs of the datagram tests on the newer Linux systems.

-------------

PR Review Comment: https://git.openjdk.org/jdk/pull/14491#discussion_r1231933574