RFR: JDK-8201483 Make it possible to disable JVM features

Thomas Stüfe thomas.stuefe at gmail.com
Thu Apr 12 12:11:39 UTC 2018


Hi Magnus,

this is nice. I would like a clearer naming though, that single dash
is easily overlooked. How about --without-jvm-features instead?

..Thomas

On Thu, Apr 12, 2018 at 1:39 PM, Magnus Ihse Bursie
<magnus.ihse.bursie at oracle.com> wrote:
> It is currently easy to add new JVM features to the JVM build, but it is not
> possible to remove features.
>
> With this change, features can be both added or removed from the default
> set. They are added using --with-jvm-features=f1,f2 and removed using
> --with-jvm-features=-f1,-f2. The syntax can be combined, so
> --with-jvm-features=dtrace,-nmt will enable dtrace but disable native memory
> tracking.
>
> I also included some additional code cleanup and fixes, such as printing the
> JVM feature set at the summary.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8201483
> WebRev:
> http://cr.openjdk.java.net/~ihse/JDK-8201483-disable-JVM-features/webrev.01
>


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