RFR (S) 8039904: dtrace/hotspot/Monitors/Monitors001 fails with "assert(s > 0) failed: Bad size calculated"
coleen.phillimore at oracle.com
Fri Apr 11 19:38:36 UTC 2014
On 4/11/14, 12:25 PM, harold seigel wrote:
> Hi Coleen,
> You changes look good.
> On 4/11/2014 12:22 PM, Coleen Phillimore wrote:
>> On 4/11/14, 12:00 PM, Keith McGuigan wrote:
>>> Looks good, but why are you not using a newer version of webrev with
>>> "next" links??
>> Thanks Keith. The private copy I had of the "next" link webrev that
>> I had broke for me for some mysterious reason. I filed a bug to see
>> if the "official" version of webrev could have "next" links instead
>> of debugging my own.
>>> - Keith
>>> On Fri, Apr 11, 2014 at 10:48 AM, Coleen Phillimore
>>> <coleen.phillimore at oracle.com <mailto:coleen.phillimore at oracle.com>>
>>> Summary: Dtrace monitoring uses size before mirror size is set.
>>> The refactoring I did for bug
>>> https://bugs.openjdk.java.net/browse/JDK-8028497 caused this
>>> bug. The size of the mirror is filled in by the
>>> InstanceMirrorKlass allocation but was used for dtrace probes
>>> before it in the normal allocation pass. Pass the allocated
>>> size to dtrace function instead.
>>> Tested by dtrace tests on solaris sparcv9, testbase
>>> vm.quick.testlist also.
>>> open webrev at http://cr.openjdk.java.net/~coleenp/8039904/
>>> bug link https://bugs.openjdk.java.net/browse/JDK-8039904
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