RFR: 8256155: Allow multiple large page sizes to be used on Linux [v36]

[Marcus G K Williams]

On Wed, 12 May 2021 22:47:15 GMT, Marcus G K Williams <mgkwill at openjdk.org> wrote:

>> Change the meaning of LargePageSizeInBytes to be the maximum large page size the JVM may use (not the only one). A default value of zero will mean to allow the JVM use large page sizes up to the system's default large page size.
>
> Marcus G K Williams has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Reuse flags & p vars, fix enclose
>   
>   Signed-off-by: Marcus G K Williams <marcus.williams at intel.com>

src/hotspot/os/linux/os_linux.cpp line 3528:

> 3526:           return true;
> 3527:         }
> 3528:       }

@kstefanj were you thinking of something more like this?

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PR: https://git.openjdk.java.net/jdk/pull/1153