Fri, 16 Oct 2009 02:05:46 -0700 6888898: CMS: ReduceInitialCardMarks unsafe in the presence of cms precleaning
ysr [Fri, 16 Oct 2009 02:05:46 -0700] rev 4030
6888898: CMS: ReduceInitialCardMarks unsafe in the presence of cms precleaning 6889757: G1: enable card mark elision for initializing writes from compiled code (ReduceInitialCardMarks) Summary: Defer the (compiler-elided) card-mark upon a slow-path allocation until after the store and before the next subsequent safepoint; G1 now answers yes to can_elide_tlab_write_barriers(). Reviewed-by: jcoomes, kvn, never
Mon, 19 Oct 2009 17:02:19 -0400 Merge
tonyp [Mon, 19 Oct 2009 17:02:19 -0400] rev 4029
Merge
Wed, 07 Oct 2009 19:01:55 -0400 6866190: Remove SIMPLE_STACK code from TaskQueue
tonyp [Wed, 07 Oct 2009 19:01:55 -0400] rev 4028
6866190: Remove SIMPLE_STACK code from TaskQueue Summary: What the title says. We don't use SIMPLE_STACK any more. Reviewed-by: ysr
Wed, 07 Oct 2009 09:48:42 -0400 6888847: TaskQueue needs release_store() for correctness on RMO machines
bobv [Wed, 07 Oct 2009 09:48:42 -0400] rev 4027
6888847: TaskQueue needs release_store() for correctness on RMO machines Summary: See title. Reviewed-by: jmasa, ysr, jcoomes, iveresov, tonyp
Wed, 07 Oct 2009 10:09:57 -0400 6888619: G1: too many guarantees in concurrent marking
tonyp [Wed, 07 Oct 2009 10:09:57 -0400] rev 4026
6888619: G1: too many guarantees in concurrent marking Summary: change more guarantees in concurrent marking into asserts. Reviewed-by: apetrusenko, iveresov
Wed, 07 Oct 2009 09:42:18 -0400 6888316: G1: has_aborted() || _cm->region_stack_empty() fails
tonyp [Wed, 07 Oct 2009 09:42:18 -0400] rev 4025
6888316: G1: has_aborted() || _cm->region_stack_empty() fails Summary: Remove incorrect guarantee. Reviewed-by: apetrusenko, iveresov
Mon, 05 Oct 2009 12:05:48 -0400 6847956: G1: crash in oopDesc*G1ParCopyHelper::copy_to_survivor_space(oopDesc*)
tonyp [Mon, 05 Oct 2009 12:05:48 -0400] rev 4024
6847956: G1: crash in oopDesc*G1ParCopyHelper::copy_to_survivor_space(oopDesc*) Summary: When we copy objects to survivors during marking, we incorrectly set NTAMS to bottom, which causes marking to miss visiting some of those objects. Reviewed-by: apetrusenko, iveresov
Fri, 02 Oct 2009 16:20:42 -0400 6882730: G1: parallel heap verification messes up region dump
tonyp [Fri, 02 Oct 2009 16:20:42 -0400] rev 4023
6882730: G1: parallel heap verification messes up region dump Summary: It tidies up the G1 heap verification a bit. In particular, when the verification is done in parallel and there is a failure, this is propagated to the top level and the heap is dumped at the end, not by every thread that encounters a failure. Reviewed-by: johnc, jmasa
Fri, 02 Oct 2009 16:12:07 -0400 6885041: G1: inconsistent thread dump
tonyp [Fri, 02 Oct 2009 16:12:07 -0400] rev 4022
6885041: G1: inconsistent thread dump Summary: When G1 is enabled, thread dumps are inconsistent as the info for some of the G1 threads is not formatted properly. Reviewed-by: ysr, johnc
Mon, 05 Oct 2009 05:51:22 -0700 6887948: test/gc/6845368/bigobj.java fails due to timeout
jcoomes [Mon, 05 Oct 2009 05:51:22 -0700] rev 4021
6887948: test/gc/6845368/bigobj.java fails due to timeout Reviewed-by: iveresov
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