RFR: 8344883: Do not use mtNone if we know the tag type [v2]

[Gerard Ziemski]

On Fri, 28 Mar 2025 08:18:12 GMT, Stefan Karlsson <stefank at openjdk.org> wrote:

>> Gerard Ziemski has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   work
>
> src/hotspot/share/memory/allocation.inline.hpp line 61:
> 
>> 59:   size_t size = size_for(length);
>> 60: 
>> 61:   char* addr = os::reserve_memory(size, mem_tag, !ExecMem);
> 
> Suggestion:
> 
>   char* addr = os::reserve_memory(size, mem_tag);

ExecMem can be false?

> src/hotspot/share/memory/allocation.inline.hpp line 78:
> 
>> 76:   size_t size = size_for(length);
>> 77: 
>> 78:   char* addr = os::reserve_memory(size, mem_tag, !ExecMem);
> 
> Suggestion:
> 
>   char* addr = os::reserve_memory(size, mem_tag);

ExecMem can be false?

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PR Review Comment: https://git.openjdk.org/jdk/pull/24282#discussion_r2023215520
PR Review Comment: https://git.openjdk.org/jdk/pull/24282#discussion_r2023217448