John Coomes
99196ff9ca
6888954: argument formatting for assert() and friends
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Reviewed-by: kvn, twisti, apetrusenko, never, dcubed
2010-04-22 13:23:15 -07:00
Coleen Phillimore
47cda47c42
6938627: Make temporary directory use property java.io.tmpdir when specified
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Get java.io.tmpdir property in os::get_temp_directory() and call this instead of harcoding "/tmp". Don't assume trailing file_separator either.
Reviewed-by: dholmes, kamg
2010-03-31 16:51:18 -07:00
Coleen Phillimore
053d7adeb2
6929067: Stack guard pages should be removed when thread is detached
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Add code to unmap stack guard area when thread is detached.
Reviewed-by: coleenp, kamg
2010-03-12 10:42:16 -05:00
Paul Hohensee
ce423c9e98
6843629: Make current hotspot build part of jdk5 control build
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Source changes for older compilers plus makefile changes.
Reviewed-by: xlu
2009-12-16 12:54:49 -05:00
David Holmes
10232cb341
6822370: ReentrantReadWriteLock: threads hung when there are no threads holding onto the lock (Netra x4450)
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This day one bug is caused by missing memory barriers in various Parker::park() paths that can result in lost wakeups and hangs.
Reviewed-by: dice, acorn
2009-12-01 22:29:02 -05:00
Vladimir Kozlov
2641db378b
6863420: os::javaTimeNanos() go backward on Solaris x86
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Use new atomic long load method Atomic::load() to load max_hrtime.
Reviewed-by: never, ysr, johnc, phh, dcubed, acorn
2009-07-26 16:40:14 -07:00
Paul Hohensee
4be7c3c672
6819213: revive sun.boot.library.path
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Support multiplex and mutable sun.boot.library.path
Reviewed-by: acorn, dcubed, xlu
2009-04-01 16:38:01 -04:00
Coleen Phillimore
cec3a034d1
6541756: Reduce executable C-heap
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Add executable parameters to reserve_memory and commit_memory to reduce executable memory to only the Code Heap.
Reviewed-by: xlu, kvn, acorn
2009-03-25 14:19:20 -04:00
Vladimir Kozlov
69f9ddee90
6791178: Specialize for zero as the compressed oop vm heap base
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Use zero based compressed oops if java heap is below 32gb and unscaled compressed oops if java heap is below 4gb.
Reviewed-by: never, twisti, jcoomes, coleenp
2009-03-12 10:37:46 -07:00
Christian Thalinger
66cecec230
6812587: Use auxv to determine SPARC hardware features on Solaris
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A similar function to getisax(2) should be used to determine all possible instruction set extensions.
Reviewed-by: never, kvn
2009-03-11 14:16:13 -07:00
Y. Srinivas Ramakrishna
0badccf962
6800586: -XX:+PrintGCDateStamps is using mt-unsafe localtime function
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Replaced localtime() with localtime_r() on Solaris and Linux.
Reviewed-by: apetrusenko, dholmes, jmasa
2009-02-09 12:26:05 -08:00
Xiaobin Lu
74d9cf0fb8
6784100: getTimeNanos - CAS reduction
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Get rid of the CAS loop in getTimeNanos to reduce coherence traffic on Solaris.
Reviewed-by: acorn, kvn, ysr
2008-12-19 14:40:28 -08:00
Coleen Phillimore
e0d2bfab81
6727377: VM stack guard pages on Windows should PAGE_READWRITE not PAGE_EXECUTE_READWRITE
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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
2008-12-10 15:14:29 -08:00
Igor Veresov
af509dd90d
6779436: NUMA allocator: libnuma expects certain size of the buffer in numa_node_to_cpus()
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In os::Linux::rebuild_cpu_to_node_map() fix the size of the CPU bitmap. Fixed arithmetic in MutableNUMASpace::adaptive_chunk_size() that could cause overflows and underflows of the chunk_size variable.
Reviewed-by: apetrusenko
2008-12-03 14:18:57 -08:00
John Coomes
6fe817326c
6718879: cannot build on solaris nevada
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Reviewed-by: xlu
2008-11-11 22:21:13 -08:00
Xiaobin Lu
fe28b4f768
6673124: Runtime.availableProcessors / os::active_processor_count wrong if unused processor sets exist
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Reviewed-by: acorn, dholmes
2008-10-06 11:39:34 -07:00
Antonios Printezis
615777b6da
Merge
2008-08-21 23:36:31 -04:00
Jon Masamitsu
b57ca9ed91
Merge
2008-08-04 12:11:36 -07:00
Jon Masamitsu
b8633a3b01
Merge
2008-07-28 15:30:23 -07:00
Keith McGuigan
74faacc945
6721093: -XX:AppendRatio=N not supported
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Add mechanism to ignore unsupported flags for a set period of time
Reviewed-by: acorn, never, coleenp
2008-07-28 14:07:44 -04:00
Coleen Phillimore
20dba03e99
6716785: implicit null checks not triggering with CompressedOops
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Allocate alignment-sized page(s) below java heap so that memory accesses at heap_base+1page give signal and cause an implicit null check
Reviewed-by: kvn, jmasa, phh, jcoomes
2008-07-19 17:38:22 -04:00
Igor Veresov
1193f0f9db
6723228: NUMA allocator: assert(lgrp_id != -1, "No lgrp_id set")
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6723229: NUMA allocator: assert(lgrp_num > 0, "There should be at least one locality group")
The fix takes care of the assertion triggered during TLAB resizing after reconfiguration. Also it now handles a defect in the topology graph, in which a single leaf node doesn't have memory.
Reviewed-by: jmasa
2008-07-17 10:26:33 -07:00
Igor Veresov
e9e432633b
6720130: NUMA allocator: The linux version should search for libnuma.so.1
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Search for libnuma.so.1 on Linux and liblgrp.so.1 on Solaris.
Reviewed-by: jmasa
2008-07-14 04:12:47 -07:00
Xiomara Jayasena
c96a95c4b8
6719955: Update copyright year
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Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell
2008-07-02 12:55:16 -07:00
Y. Srinivas Ramakrishna
18f3386a98
6711316: Open source the Garbage-First garbage collector
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First mercurial integration of the code for the Garbage-First garbage collector.
Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr
2008-06-05 15:57:56 -07:00
Igor Veresov
1689a5ecba
6697534: Premature GC and invalid lgrp selection with NUMA-aware allocator
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Don't move tops of the chunks in ensure_parsibility(). Handle the situation with Solaris when a machine has a locality group with no memory.
Reviewed-by: apetrusenko, jcoomes, ysr
2008-05-09 16:34:08 +04:00
Igor Veresov
a24f915b60
6684395: Port NUMA-aware allocator to linux
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NUMA-aware allocator port to Linux
Reviewed-by: jmasa, apetrusenko
2008-04-29 13:51:26 +04:00
Xiaobin Lu
3bc5120d53
6671882: memory access after free in solaris/vm/os_solaris.cpp
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Corrected the wrong memory access problem and made some minor clean ups
Reviewed-by: dholmes, jcoomes
2008-04-03 12:21:06 -07:00
John Coomes
5ac01e984f
6642862: Code cache allocation fails with large pages after 6588638
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Reviewed-by: apetrusenko
2008-03-28 23:35:42 -07:00
Steve Bohne
bf559c6dce
6667833: Remove CacheTimeMillis
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Remove -XX:+CacheTimeMillis option and associated functionality
Reviewed-by: acorn, never
2008-03-19 09:58:01 -04:00
Steve Bohne
387f42921b
6204603: Modify hotspot to use new Solaris mmap semantics for class data archive file
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Os::attempt_reserve_memory_at() now passes an address hint to mmap
Reviewed-by: kamg, dice
2008-03-14 10:43:02 -04:00
J. Duke
8153779ad3
Initial load
2007-12-01 00:00:00 +00:00
