RFR: 8328630: Add logging when needed symbols in dll are missing. [v3]

[David Holmes]

On Fri, 22 Mar 2024 07:25:32 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

>> Hi, please consider this additional logging.
>> 
>> Thanks, Robbin
>
> Robbin Ehn has updated the pull request incrementally with one additional commit since the last revision:
> 
>   windows logging

src/hotspot/os/posix/os_posix.cpp line 720:

> 718:     // It is possible that we found a NULL symbol, hence no error.
> 719:     if (tmp != nullptr) {
> 720:       log_debug(os)("Symbol %s not found in dll: %s", name, tmp);

I'm still a little confused about the message here. Are we just reporting that the symbol doesn't exist, or are we actually reporting that the attempt to lookup the symbol failed due to some error?

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

PR Review Comment: https://git.openjdk.org/jdk/pull/18404#discussion_r1542875608