Request for Approval: Backport of JDK-8205965: SIGSEGV on write to NativeCallStack::EMPTY_STACK

[Leslie Zhai]

Hi Zhengyu,

I would like to backport the fix for:

https://bugs.openjdk.java.net/browse/JDK-8205965

To OpenJDK 8 updates dev:

http://hg.openjdk.java.net/jdk8u/jdk8u-dev

The fix is mostly the same as the version that was committed in 12, here 
is the patch:

http://cr.openjdk.java.net/~zgu/8205965_8u/webrev.00/

The patch was reviewed, thanks for your review!  Here is the relevant 
thread:

http://mail.openjdk.java.net/pipermail/jdk8u-dev/2018-September/007860.html

A patch by Loongson!  Please sponsor it, thanks a lot!

-- 
Regards,
Leslie Zhai