[crac] RFR: Fix ordering of invocation on Resources [v8]

[Radim Vansa]

On Tue, 9 May 2023 16:01:30 GMT, Radim Vansa <duke at openjdk.org> wrote:

>> * keeps the original handling of exceptions: afterRestore is called even if beforeCheckpoint throws
>> * allows to register a resource in a context that did not start beforeCheckpoint invocations yet
>> * registering resource in previous/running context fails the checkpoint but does not trigger exception immediately
>>    * instead this will be one of the recorded exceptions and the resource has a chance to fire next time
>> * allowed registration of resources can be invoked from other thread without deadlock; illegal registration can deadlock, though
>
> Radim Vansa has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Revert API change, force blocking registration

Updated docs, no code changes.

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PR Comment: https://git.openjdk.org/crac/pull/60#issuecomment-1541463175