RFR: 8260930: AARCH64: Invalid value passed to critical JNI function

[Yangfei (Felix)]

Hi,

> -----Original Message-----
> From: Andrew Haley [mailto:aph at redhat.com]
> Sent: Tuesday, February 9, 2021 2:45 AM
> To: Yangfei (Felix) <felix.yang at huawei.com>; jdk8u-dev at openjdk.java.net
> Subject: Re: RFR: 8260930: AARCH64: Invalid value passed to critical JNI
> function
> 
> On 2/4/21 3:30 AM, Yangfei (Felix) wrote:
> > Here, the aarch64 VM crashes when executing an existing regression test.
> 
> >  And backporting the fix should be low in risk given that that this feature is
> rarely used so far.
> > I am also worried that people with 8u may create new code or modify
> existing code making use of the critical JNI feature for performance reasons.
> 
> I guess that's possible.
> 
> > Instead of crashing and possibly giving people the impression that the
> aarch64 VM is not quite stable, I think it will be better to tell them explicitly
> that this feature is not supported on this platform.
> > I will let you 8u maintainers to decide.
> >
> > [1]
> > https://wiki.openjdk.java.net/display/jdk8u/Guidelines+for+working+on+
> > jdk8u
> 
> OK, if you like, but bear in mind that it's significant fixes only. 8u is supposed
> to be the long-term-stable release.

Yes, sure.  I think I can post it here for judgment when I got a bug which is questionable for backporting. 
I've flagged the backport bug for approval: https://bugs.openjdk.java.net/browse/JDK-8260930 

Thanks,
Felix