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comparison agent/src/os/solaris/proc/saproc.cpp @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents 405c634f4aaa
children f6a055fcf47d
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6724:36d1d483d5d6 6725:da91efe96a93
1 /* 1 /*
2 * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
508 508
509 // FileMapHeader describes the shared space data in the file to be 509 // FileMapHeader describes the shared space data in the file to be
510 // mapped. This structure gets written to a file. It is not a class, so 510 // mapped. This structure gets written to a file. It is not a class, so
511 // that the compilers don't add any compiler-private data to it. 511 // that the compilers don't add any compiler-private data to it.
512 512
513 // Refer to CompactingPermGenGen::n_regions in compactingPermGenGen.hpp
514 const int NUM_SHARED_MAPS = 4; 513 const int NUM_SHARED_MAPS = 4;
515 514
516 // Refer to FileMapInfo::_current_version in filemap.hpp 515 // Refer to FileMapInfo::_current_version in filemap.hpp
517 const int CURRENT_ARCHIVE_VERSION = 1; 516 const int CURRENT_ARCHIVE_VERSION = 1;
518 517
529 size_t _used; // for setting space top on read 528 size_t _used; // for setting space top on read
530 529
531 bool _read_only; // read only space? 530 bool _read_only; // read only space?
532 bool _allow_exec; // executable code in space? 531 bool _allow_exec; // executable code in space?
533 532
534 } _space[NUM_SHARED_MAPS]; // was _space[CompactingPermGenGen::n_regions]; 533 } _space[NUM_SHARED_MAPS];
535 534
536 // Ignore the rest of the FileMapHeader. We don't need those fields here. 535 // Ignore the rest of the FileMapHeader. We don't need those fields here.
537 }; 536 };
538 537
539 static bool 538 static bool