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88 Commits

Author SHA1 Message Date
Tom Rodriguez
7533d0caf7 6965184: possible races in make_not_entrant_or_zombie 
Reviewed-by: kvn
 2010-07-08 14:29:44 -07:00
Zhengyu Gu
360fcdc7bd 6939019: Source code adjustments for parfait compilation of hotspot 
Minor source code adjustments for parfait compilation, since it uses different compiler vs. JDK

Reviewed-by: never, kamg
 2010-06-22 09:46:15 -04:00
John R Rose
d6a9b93b5a Merge 2010-06-02 22:45:42 -07:00
Erik Trimble
ba7c173659 6941466: Oracle rebranding changes for Hotspot repositories 
Change all the Sun copyrights to Oracle copyright

Reviewed-by: ohair
 2010-05-27 19:08:38 -07:00
Christian Thalinger
c9f2ba541b 6951083: oops and relocations should part of nmethod not CodeBlob 
This moves the oops from Codeblob to nmethod.

Reviewed-by: kvn, never
 2010-05-20 06:34:23 -07:00
Vladimir Kozlov
85854f0e13 6951686: Using large pages on Linux prevents zero based compressed oops 
Use req_addr when attaching shared memory segment.

Reviewed-by: twisti
 2010-05-17 11:32:56 -07:00
Daniel D. Daugherty
1f1393802c Merge 2010-05-05 16:39:47 -07:00
John Coomes
99196ff9ca 6888954: argument formatting for assert() and friends 
Reviewed-by: kvn, twisti, apetrusenko, never, dcubed
 2010-04-22 13:23:15 -07:00
Andreas Kohn
50654ebc2b 6944822: Fix for 6938627 exposes problem with hard-coded buffer sizes 
Make tmpdir buffer sizes MAX_PATH+1

Reviewed-by: dholmes, coleenp
 2010-04-19 18:58:31 -04:00
Coleen Phillimore
47cda47c42 6938627: Make temporary directory use property java.io.tmpdir when specified 
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
Andrew Haley
87f44737a8 6936168: Recent fix for unmapping stack guard pages doesn't close /proc/self/maps 
Add close to returns (fix for 6929067 also contributed by aph)

Co-authored-by: Andreas Kohn <andreas.kohn@fredhopper.com>
Reviewed-by: aph, dcubed, andrew, acorn
 2010-03-18 16:47:37 -04:00
Frederic Parain
2450ae35a1 6935224: Adding new DTrace probes to work with Palantir 
Adding probes related to thread scheduling and class initialization

Reviewed-by: kamg, never
 2010-03-17 11:01:05 +01:00
Coleen Phillimore
053d7adeb2 6929067: Stack guard pages should be removed when thread is detached 
Add code to unmap stack guard area when thread is detached.

Reviewed-by: coleenp, kamg
 2010-03-12 10:42:16 -05:00
Daniel D. Daugherty
8acae99fd8 Merge 2010-02-02 11:08:17 -07:00
Daniel D. Daugherty
54c04bca93 6918421: 1/1 in-process JVM now ignores preset Windows unhandled exception filter 
Add support for chaining Windows UnhandledExceptionFilter handlers

Reviewed-by: kamg, dholmes, never, acorn, ikrylov
 2010-02-02 10:37:32 -07:00
Paul Hohensee
ce423c9e98 6843629: Make current hotspot build part of jdk5 control build 
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) 
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
Gary Benson
5473f394c6 6890308: integrate zero assembler hotspot changes 
Reviewed-by: never
 2009-10-13 12:04:21 -07:00
Abhijit Saha
42e578e5cc 6821003: Update hotspot windows os_win32 for windows 7 
Reviewed-by: xlu
 2009-08-28 08:54:28 -07:00
Vladimir Kozlov
ab7a29cdcc Merge 2009-08-06 09:37:26 -07:00
Coleen Phillimore
76a4e2a8c1 Merge 2009-07-30 15:06:19 -04:00
Xiomara Jayasena
a63ef10004 6862919: Update copyright year 
Update copyright for files that have been modified in 2009, up to 07/09

Reviewed-by: tbell, ohair
 2009-07-28 12:12:40 -07:00
Vladimir Kozlov
2641db378b 6863420: os::javaTimeNanos() go backward on Solaris x86 
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
Poonam Bajaj
fea09e9cd0 6840305: Discrepancy in system memory details (when 4G or greater) reported by JVM and Windows OS 
GlobalMemoryStatus() does not report correct memory usage when the system has more than 4gb of RAM. GlobalMemoryStatusEx() should be used in place of GlobalMemoryStatus().

Reviewed-by: kamg, coleenp
 2009-07-16 18:21:40 -07:00
Igor Veresov
702a13b785 6840196: NUMA allocator: crash in fastdebug during startup on Linux 
With libnuma >1.2 explicity use 1.1 symbols

Reviewed-by: ysr
 2009-05-12 15:55:56 -07:00
Igor Veresov
dacaa6b65d 6838842: NUMA allocator: Segfault during startup on Linux 
Restored os::free_memory() semantics

Reviewed-by: apetrusenko
 2009-05-08 15:20:10 -07:00
Coleen Phillimore
2e43a0450f 6830069: UseLargePages is broken on Win64 
Making VirtualAlloc/VirtualProtect two calls for PAGE_EXECUTE_READWRITE doesn't work for MEM_LARGE_PAGES.

Reviewed-by: xlu, kvn, jcoomes
 2009-04-21 16:12:51 -04:00
Paul Hohensee
4be7c3c672 6819213: revive sun.boot.library.path 
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 
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
41463d1d3a Merge 2009-03-19 09:13:24 -07:00
Erik Trimble
8d6035660e Merge 2009-03-12 18:16:36 -07:00
Vladimir Kozlov
69f9ddee90 6791178: Specialize for zero as the compressed oop vm heap base 
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 
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
Xiomara Jayasena
2be2e027b0 6814575: Update copyright year 
Update copyright for files that have been modified in 2009, up to 03/09

Reviewed-by: katleman, tbell, ohair
 2009-03-09 13:28:46 -07:00
Christian Thalinger
05d1de7727 6810672: Comment typos 
I have collected some typos I have found while looking at the code.

Reviewed-by: kvn, never
 2009-02-27 13:27:09 -08:00
Y. Srinivas Ramakrishna
0badccf962 6800586: -XX:+PrintGCDateStamps is using mt-unsafe localtime function 
Replaced localtime() with localtime_r() on Solaris and Linux.

Reviewed-by: apetrusenko, dholmes, jmasa
 2009-02-09 12:26:05 -08:00
Coleen Phillimore
76f79d82ad Merge 2009-01-09 14:39:07 -05:00
Tom Rodriguez
956dc037db Merge 2009-01-06 16:10:11 -08:00
Xiaobin Lu
f05b009ce8 6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2 
Fixed the wrong cast between types since more restrictions are imposed by gcc 4.3.2

Reviewed-by: jcoomes, acorn, phh, never
 2008-12-24 19:13:53 -08:00
Lillian Angel
1ad664c0c9 6778662: fixes 64-bits libraries directory search paths on linux 
Fixes 64-bits libraries directory search paths.

Reviewed-by: never
 2008-12-22 16:53:34 -08:00
Erik Trimble
ac1f463988 Merge 2008-12-20 09:58:36 -08:00
Erik Trimble
efd43c045a Merge 2008-12-20 09:57:03 -08:00
Xiaobin Lu
74d9cf0fb8 6784100: getTimeNanos - CAS reduction 
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
Xiomara Jayasena
99f0eac1a2 6785258: Update copyright year 
Update copyright for files that have been modified starting July 2008 to Dec 2008

Reviewed-by: katleman, ohair, tbell
 2008-12-15 16:55:11 -08:00
Coleen Phillimore
e0d2bfab81 6727377: VM stack guard pages on Windows should PAGE_READWRITE not PAGE_EXECUTE_READWRITE 
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
Lev Serebryakov
1d59997abe Merge 2008-12-05 15:06:37 -05:00
Poonam Bajaj
9330807714 Merge 2008-12-04 17:48:02 -08:00
Poonam Bajaj
eddda26255 6739363: Xcheck jni doesn't check native function arguments 
Fix adds support for verifying arguments with -Xcheck:jni.

Reviewed-by: coleenp
 2008-12-04 17:29:56 -08:00
Igor Veresov
af509dd90d 6779436: NUMA allocator: libnuma expects certain size of the buffer in numa_node_to_cpus() 
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 
Reviewed-by: xlu
 2008-11-11 22:21:13 -08:00