RFR (XS): 8055919: Remove dead code in G1 concurrent marking code

Jon Masamitsu jon.masamitsu at oracle.com
Tue Aug 26 17:20:49 UTC 2014

On 08/26/2014 12:35 AM, Thomas Schatzl wrote:
> Hi Jesper, Jon,
> On Mon, 2014-08-25 at 18:00 +0200, Jesper Wilhelmsson wrote:
>> Hi Thomas,
>> In CMConcurrentMarkingTask::work() you remove the call to
>> _cm->do_yield_check(worker_id). Even though the return value is unused the
>> method itself has side effects and I wouldn't necessary call it dead code. Is it
>> safe to remove this code?
>    here's a diff webrev for the changes:
> http://cr.openjdk.java.net/~tschatzl/8055919/webrev.0_to_1/

Still looks good.

> And the full webrev:
> http://cr.openjdk.java.net/~tschatzl/8055919/webrev.1/
> I also fixed a few parameter lists in that change. I hope this is not
> too much of a bother.

I like your fix of the formatting on the parameter lists.  Thanks.


> Thanks,
>    Thomas

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