RFR: 8284890: Support for Do not fragment IP socket options [v8]

[Daniel Fuchs]

On Wed, 20 Apr 2022 14:30:21 GMT, Michael McMahon <michaelm at openjdk.org> wrote:

>> Hi,
>> 
>> Could I get the following PR review please? It adds a new JDK specific extended socket option
>> called IP_DONTFRAGMENT, which disables IP packet fragmentation in both IPv4 and IPv6
>> UDP sockets (NIO DatagramChannels). For IPv4 in particular, it sets the DF (Dont Fragment) bit
>> in the IP header. There is no equivalent in the IPv6 packet header as fragmentation is implemented
>> exclusively by the sending and receiving nodes.
>> 
>> Thanks,
>> Michael
>
> Michael McMahon has updated the pull request incrementally with one additional commit since the last revision:
> 
>   test update

Marked as reviewed by dfuchs (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/8245