RFR: JDK-8172791 fixing issues with Reserved Stack Area

[Tobias Hartmann]

Hi Fred,

the changes look reasonable to me.

Please run 'hs-precheckin-comp' before pushing.

Thanks,
Tobias

On 18.04.2017 16:47, Frederic Parain wrote:
> Greetings,
> 
> Please review this fix which addresses several issues with the ReservedStackArea implementation:
>   1 - the method look_for_reserved_stack_annotated_method() fails to detect in-lined
>        annotated methods, making the annotation ineffective for in-lined methods
>   2 - sometime an assertion failure related to reserved area status occurs after incorrect
>        restoring of guards pages during a return from runtime
> 
> Bug:
> https://bugs.openjdk.java.net/browse/JDK-8172791
> 
> webrev:
> http://cr.openjdk.java.net/~fparain/8172791/webrev.00/index.html
> 
> This fix has been contributed by Andrew Haley.
> 
> Thank you,
> 
> Fred