RFR: 8347408: Create an internal method handle adapter for system calls with errno [v3]

[Per Minborg]

On Mon, 5 May 2025 18:21:44 GMT, ExE Boss <duke at openjdk.org> wrote:

>> Per Minborg has updated the pull request incrementally with three additional commits since the last revision:
>> 
>>  - Fix empty line at the end of a third file
>>  - Fix empty line at the end of another file
>>  - Fix empty line at the end of a file
>
> src/java.base/share/classes/jdk/internal/foreign/BufferStack.java line 176:
> 
>> 174:             @ForceInline
>> 175:             @Override
>> 176:             public NativeMemorySegmentImpl allocateNoInit(long byteSize, long byteAlignment) {
> 
> This probably also needs `@SuppressWarnings("restricted")`:
> Suggestion:
> 
>             @ForceInline
>             @Override
>             @SuppressWarnings("restricted")
>             public NativeMemorySegmentImpl allocateNoInit(long byteSize, long byteAlignment) {

I can't see why that is needed? Which restricted method is called by this method? What did I miss?

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PR Review Comment: https://git.openjdk.org/jdk/pull/25043#discussion_r2075344707