RFR (S) 8039904: dtrace/hotspot/Monitors/Monitors001 fails with "assert(s > 0) failed: Bad size calculated"

Coleen Phillimore coleen.phillimore at oracle.com
Fri Apr 11 16:22:28 UTC 2014

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>> 
> wrote:
>     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/
>     <http://cr.openjdk.java.net/%7Ecoleenp/8039904/>
>     bug link https://bugs.openjdk.java.net/browse/JDK-8039904
>     Thanks,
>     Coleen

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