Changeset: 24fda36852ce Author: coleenp Date: 2008-12-10 15:14 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/24fda36852ce
6727377: VM stack guard pages on Windows should PAGE_READWRITE not PAGE_EXECUTE_READWRITE Summary: Make reguard_stack change access to RW, not execute and use os::protect_memory with the new parameter when change needed to X. Reviewed-by: acorn, jcoomes ! src/os/linux/vm/os_linux.cpp ! src/os/solaris/vm/os_solaris.cpp ! src/os/windows/vm/os_windows.cpp ! src/os_cpu/linux_x86/vm/os_linux_x86.cpp ! src/os_cpu/solaris_x86/vm/os_solaris_x86.cpp ! src/share/vm/prims/jni.cpp ! src/share/vm/runtime/os.cpp ! src/share/vm/runtime/os.hpp Changeset: a7fac4381b50 Author: blacklion Date: 2008-12-11 03:22 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/a7fac4381b50 6639341: sometimes contended-exit event comes after contended-entered on another thread Summary: DTrace probe "contended-exit" should be fired before unparking object, or context could be lost. Probe firing was moved to proper place. Reviewed-by: coleenp, kamg ! src/share/vm/runtime/synchronizer.cpp Changeset: 06d2c3204df4 Author: blacklion Date: 2008-12-12 10:19 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/06d2c3204df4 Merge Changeset: d249b360e026 Author: ysr Date: 2008-12-10 23:46 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/d249b360e026 6782457: CMS: Livelock in CompactibleFreeListSpace::block_size() 6736295: SIGSEGV in product jvm, assertion "these are the only valid states during a mark sweep" in fastdebug Summary: Restructured the code in the perm gen allocation retry loop so as to avoid "safepoint-blocking" on locks, in this case the Heap_lock, while holding uninitialized allocated heap storage. Reviewed-by: apetrusenko, iveresov, jcoomes, jmasa, poonam ! src/share/vm/memory/permGen.cpp Changeset: 7d7a7c599c17 Author: jcoomes Date: 2008-12-11 12:05 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/7d7a7c599c17 6578152: fill_region_with_object has usability and safety issues Reviewed-by: apetrusenko, ysr ! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp ! src/share/vm/gc_implementation/g1/heapRegionSeq.cpp ! src/share/vm/gc_implementation/parNew/parGCAllocBuffer.cpp ! src/share/vm/gc_implementation/parNew/parNewGeneration.cpp ! src/share/vm/gc_implementation/parallelScavenge/psMarkSweep.cpp ! src/share/vm/gc_implementation/parallelScavenge/psMarkSweepDecorator.cpp ! src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp ! src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.hpp ! src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.cpp ! src/share/vm/gc_implementation/shared/mutableNUMASpace.cpp ! src/share/vm/gc_interface/collectedHeap.cpp ! src/share/vm/gc_interface/collectedHeap.hpp ! src/share/vm/gc_interface/collectedHeap.inline.hpp ! src/share/vm/includeDB_gc ! src/share/vm/memory/sharedHeap.cpp ! src/share/vm/memory/sharedHeap.hpp ! src/share/vm/memory/space.cpp ! src/share/vm/memory/tenuredGeneration.cpp ! src/share/vm/memory/threadLocalAllocBuffer.cpp ! src/share/vm/memory/universe.cpp ! src/share/vm/memory/universe.hpp ! src/share/vm/oops/arrayOop.hpp ! src/share/vm/oops/typeArrayKlass.cpp ! src/share/vm/oops/typeArrayKlass.hpp ! src/share/vm/runtime/globals.hpp Changeset: 7c2386d67889 Author: jcoomes Date: 2008-12-11 12:05 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/7c2386d67889 6765745: par compact - allow young gen spaces to be split Reviewed-by: jmasa ! src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp ! src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.hpp Changeset: 0f773163217d Author: jcoomes Date: 2008-12-11 12:05 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/0f773163217d 6765954: par compact - stress mode for splitting young gen spaces Reviewed-by: jmasa ! src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp ! src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.hpp ! src/share/vm/runtime/arguments.cpp ! src/share/vm/runtime/globals.hpp Changeset: ffe19141e312 Author: jmasa Date: 2008-12-12 15:37 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/ffe19141e312 Merge ! src/share/vm/runtime/globals.hpp Changeset: ac8fe14c93e4 Author: never Date: 2008-12-12 19:53 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/ac8fe14c93e4 6767587: missing call to make_not_entrant after deoptimizing for patching volatiles Reviewed-by: rasbold, kvn ! src/share/vm/c1/c1_Runtime1.cpp Changeset: a738a625039a Author: never Date: 2008-12-12 19:54 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/a738a625039a 6757316: load_constant() produces a wrong long constant, with high a low words swapped Reviewed-by: rasbold, jrose, kvn ! src/share/vm/c1/c1_LIRGenerator.cpp + test/compiler/6757316/Test6757316.java Changeset: 80206b8a9128 Author: never Date: 2008-12-12 19:55 -0800 URL: http://hg.openjdk.java.net/jdk7/hotspot-svc/hotspot/rev/80206b8a9128 6758234: if (k cond (a ? : b: c)) returns reversed answer if k is constant and b and c are longs Reviewed-by: kvn, jrose ! src/share/vm/c1/c1_Optimizer.cpp + test/compiler/6758234/Test6758234.java
