version 1.36.4.6, 2003/08/14 14:26:20
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version 1.60, 2003/11/04 08:58:10
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//%///////////////////////////////////////////////////////////////////////////// |
//%2003//////////////////////////////////////////////////////////////////////// |
// | // |
// Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Company, IBM, |
// Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Development |
// The Open Group, Tivoli Systems |
// Company, L. P., IBM Corp., The Open Group, Tivoli Systems. |
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// Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L. P.; |
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// IBM Corp.; EMC Corporation, The Open Group. |
// | // |
// Permission is hereby granted, free of charge, to any person obtaining a copy | // Permission is hereby granted, free of charge, to any person obtaining a copy |
// of this software and associated documentation files (the "Software"), to | // of this software and associated documentation files (the "Software"), to |
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// | // |
// Modified By: Rudy Schuet (rudy.schuet@compaq.com) 11/12/01 | // Modified By: Rudy Schuet (rudy.schuet@compaq.com) 11/12/01 |
// added nsk platform support | // added nsk platform support |
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// Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com) |
// | // |
//%///////////////////////////////////////////////////////////////////////////// | //%///////////////////////////////////////////////////////////////////////////// |
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::operator delete(data); | ::operator delete(data); |
} | } |
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Boolean Thread::_signals_blocked = false; |
// l10n start |
// l10n |
void language_delete(void * data) |
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{ |
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if( data != NULL) |
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{ |
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AcceptLanguages * al = static_cast<AcceptLanguages *>(data); |
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delete al; |
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} |
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} |
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// l10n end |
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Boolean Thread::_signals_blocked = false; |
// l10n | // l10n |
PEGASUS_THREAD_KEY_TYPE Thread::_platform_thread_key; |
PEGASUS_THREAD_KEY_TYPE Thread::_platform_thread_key = -1; |
Boolean Thread::_key_initialized = false; | Boolean Thread::_key_initialized = false; |
Boolean Thread::_key_error = false; | Boolean Thread::_key_error = false; |
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// for non-native implementations | // for non-native implementations |
#ifndef PEGASUS_THREAD_CLEANUP_NATIVE | #ifndef PEGASUS_THREAD_CLEANUP_NATIVE |
void Thread::cleanup_push( void (*routine)(void *), void *parm) throw(IPCException) | void Thread::cleanup_push( void (*routine)(void *), void *parm) throw(IPCException) |
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{ | { |
// deletes the old tsd and creates a new one | // deletes the old tsd and creates a new one |
currentThrd->put_tsd("acceptLanguages", | currentThrd->put_tsd("acceptLanguages", |
thread_data::default_delete, |
language_delete, |
sizeof(AcceptLanguages *), | sizeof(AcceptLanguages *), |
langs); | langs); |
} | } |
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} | } |
// l10n end | // l10n end |
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DQueue<ThreadPool> ThreadPool::_pools(true); |
#if 0 |
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// two special synchronization classes for ThreadPool |
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// |
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class timed_mutex |
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{ |
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public: |
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timed_mutex(Mutex* mut, int msec) |
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:_mut(mut) |
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{ |
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_mut->timed_lock(msec, pegasus_thread_self()); |
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} |
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~timed_mutex(void) |
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{ |
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_mut->unlock(); |
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} |
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Mutex* _mut; |
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}; |
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#endif |
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class try_mutex |
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{ |
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public: |
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try_mutex(Mutex* mut) |
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:_mut(mut) |
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{ |
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_mut->try_lock(pegasus_thread_self()); |
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} |
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~try_mutex(void) |
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{ |
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_mut->unlock(); |
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} |
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Mutex* _mut; |
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}; |
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class auto_int |
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{ |
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public: |
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auto_int(AtomicInt* num) |
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: _int(num) |
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{ |
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_int->operator++(); |
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} |
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~auto_int(void) |
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{ |
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_int->operator--(); |
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} |
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AtomicInt *_int; |
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}; |
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AtomicInt _idle_control; |
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DQueue<ThreadPool> ThreadPool::_pools(true); |
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void ThreadPool::kill_idle_threads(void) | void ThreadPool::kill_idle_threads(void) |
{ | { |
static struct timeval now, last = {0, 0}; | static struct timeval now, last = {0, 0}; |
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} | } |
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// Note: <<< Fri Oct 17 09:19:03 2003 mdd >>> |
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// the pegasus_yield() calls that preceed each th->join() are to |
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// give a thread on the running list a chance to reach a cancellation |
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// point before the join |
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ThreadPool::~ThreadPool(void) | ThreadPool::~ThreadPool(void) |
{ | { |
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PEG_METHOD_ENTER(TRC_THREAD, "Thread::~ThreadPool"); |
try | try |
{ | { |
_pools.remove(this); |
// Set the dying flag so all thread know the destructor has been entered |
_dying++; | _dying++; |
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// remove from the global pools list |
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_pools.remove(this); |
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// start with idle threads. |
Thread *th = 0; | Thread *th = 0; |
th = _pool.remove_first(); | th = _pool.remove_first(); |
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Semaphore* sleep_sem; |
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while(th != 0) | while(th != 0) |
{ | { |
Semaphore *sleep_sem = (Semaphore *)th->reference_tsd("sleep sem"); |
sleep_sem = (Semaphore *)th->reference_tsd("sleep sem"); |
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PEGASUS_ASSERT(sleep_sem != 0); |
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if(sleep_sem == 0) | if(sleep_sem == 0) |
{ | { |
th->dereference_tsd(); | th->dereference_tsd(); |
throw NullPointer(); |
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} | } |
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else |
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{ |
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// Signal to get the thread out of the work loop. |
sleep_sem->signal(); | sleep_sem->signal(); |
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// Signal to get the thread past the end. See the comment |
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// "wait to be awakend by the thread pool destructor" |
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// Note: the current implementation of Thread for Windows |
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// does not implement "pthread" cancelation points so this |
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// is needed. |
sleep_sem->signal(); | sleep_sem->signal(); |
th->dereference_tsd(); | th->dereference_tsd(); |
// signal the thread's sleep semaphore |
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th->cancel(); | th->cancel(); |
th->join(); | th->join(); |
th->empty_tsd(); |
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delete th; | delete th; |
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} |
th = _pool.remove_first(); | th = _pool.remove_first(); |
} | } |
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th = _running.remove_first(); |
while(_idle_control.value()) |
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pegasus_yield(); |
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th = _dead.remove_first(); |
while(th != 0) | while(th != 0) |
{ | { |
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sleep_sem = (Semaphore *)th->reference_tsd("sleep sem"); |
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PEGASUS_ASSERT(sleep_sem != 0); |
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if(sleep_sem == 0) |
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{ |
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th->dereference_tsd(); |
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} |
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else |
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{ |
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//ATTN-DME-P3-20030322: _dead queue processing in |
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//ThreadPool::~ThreadPool is inconsistent with the |
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//processing in kill_dead_threads. Is this correct? |
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// signal the thread's sleep semaphore | // signal the thread's sleep semaphore |
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sleep_sem->signal(); |
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sleep_sem->signal(); |
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th->dereference_tsd(); |
th->cancel(); | th->cancel(); |
th->join(); | th->join(); |
th->empty_tsd(); |
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delete th; | delete th; |
th = _running.remove_first(); |
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} | } |
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th = _dead.remove_first(); | th = _dead.remove_first(); |
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} |
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{ |
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th = _running.remove_first(); |
while(th != 0) | while(th != 0) |
{ | { |
// signal the thread's sleep semaphore | // signal the thread's sleep semaphore |
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sleep_sem = (Semaphore *)th->reference_tsd("sleep sem"); |
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PEGASUS_ASSERT(sleep_sem != 0); |
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if(sleep_sem == 0 ) |
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{ |
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th->dereference_tsd(); |
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} |
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else |
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{ |
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sleep_sem->signal(); |
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sleep_sem->signal(); |
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th->dereference_tsd(); |
th->cancel(); | th->cancel(); |
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pegasus_yield(); |
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th->join(); | th->join(); |
th->empty_tsd(); |
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delete th; | delete th; |
th = _dead.remove_first(); |
} |
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th = _running.remove_first(); |
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} |
} | } |
} | } |
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catch(...) | catch(...) |
{ | { |
} | } |
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Thread *myself = (Thread *)parm; | Thread *myself = (Thread *)parm; |
if(myself == 0) | if(myself == 0) |
{ | { |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: Thread pointer is null"); |
PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
throw NullPointer(); | throw NullPointer(); |
} | } |
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ThreadPool *pool = (ThreadPool *)myself->get_parm(); | ThreadPool *pool = (ThreadPool *)myself->get_parm(); |
if(pool == 0 ) | if(pool == 0 ) |
{ | { |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: ThreadPool pointer is null"); |
PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
throw NullPointer(); | throw NullPointer(); |
} | } |
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if(pool->_dying.value()) |
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{ |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: ThreadPool is dying(1)"); |
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PEG_METHOD_EXIT(); |
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return((PEGASUS_THREAD_RETURN)0); |
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} |
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Semaphore *sleep_sem = 0; | Semaphore *sleep_sem = 0; |
Semaphore *blocking_sem = 0; | Semaphore *blocking_sem = 0; |
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deadlock_timer = (struct timeval *)myself->reference_tsd("deadlock timer"); | deadlock_timer = (struct timeval *)myself->reference_tsd("deadlock timer"); |
myself->dereference_tsd(); | myself->dereference_tsd(); |
} | } |
catch(IPCException &) |
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{ |
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PEG_METHOD_EXIT(); |
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myself->exit_self(0); |
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} |
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catch(...) | catch(...) |
{ | { |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: Failure getting sleep_sem or deadlock_timer"); |
PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
myself->exit_self(0); |
return((PEGASUS_THREAD_RETURN)0); |
} | } |
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if(sleep_sem == 0 || deadlock_timer == 0) | if(sleep_sem == 0 || deadlock_timer == 0) |
{ | { |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: sleep_sem or deadlock_timer are null."); |
PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
throw NullPointer(); |
return((PEGASUS_THREAD_RETURN)0); |
} | } |
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while(pool->_dying < 1) |
while(1) |
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{ |
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if(pool->_dying.value()) |
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break; |
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try |
{ | { |
sleep_sem->wait(); | sleep_sem->wait(); |
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} |
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catch(IPCException& ) |
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{ |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: failure on sleep_sem->wait()."); |
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PEG_METHOD_EXIT(); |
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return((PEGASUS_THREAD_RETURN)0); |
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} |
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// when we awaken we reside on the running queue, not the pool queue | // when we awaken we reside on the running queue, not the pool queue |
if(pool->_dying > 0) |
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break; |
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PEGASUS_THREAD_RETURN (PEGASUS_THREAD_CDECL *_work)(void *) = 0; | PEGASUS_THREAD_RETURN (PEGASUS_THREAD_CDECL *_work)(void *) = 0; |
void *parm = 0; | void *parm = 0; |
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} | } |
catch(IPCException &) | catch(IPCException &) |
{ | { |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: Failure accessing work func, work parm, or blocking sem."); |
PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
myself->exit_self(0); |
return((PEGASUS_THREAD_RETURN)0); |
} | } |
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if(_work == 0) | if(_work == 0) |
{ | { |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: work func is null."); |
PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
throw NullPointer(); |
return((PEGASUS_THREAD_RETURN)0); |
} | } |
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if(_work == | if(_work == |
(PEGASUS_THREAD_RETURN (PEGASUS_THREAD_CDECL *)(void *)) &_undertaker) | (PEGASUS_THREAD_RETURN (PEGASUS_THREAD_CDECL *)(void *)) &_undertaker) |
{ | { |
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PEG_METHOD_EXIT(); |
_work(parm); | _work(parm); |
} | } |
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gettimeofday(deadlock_timer, NULL); | gettimeofday(deadlock_timer, NULL); |
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if (pool->_dying.value() == 0) |
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{ |
try | try |
{ | { |
_work(parm); | _work(parm); |
} | } |
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catch(Exception & e) |
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{ |
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PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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String("Exception from _work in ThreadPool::_loop: ") + |
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e.getMessage()); |
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PEG_METHOD_EXIT(); |
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return((PEGASUS_THREAD_RETURN)0); |
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} |
catch(...) | catch(...) |
{ | { |
gettimeofday(deadlock_timer, NULL); |
Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: execution of _work failed."); |
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PEG_METHOD_EXIT(); |
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return((PEGASUS_THREAD_RETURN)0); |
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} |
} | } |
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// put myself back onto the available list |
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try |
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{ |
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if(pool->_dying.value() == 0) |
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{ |
gettimeofday(deadlock_timer, NULL); | gettimeofday(deadlock_timer, NULL); |
if( blocking_sem != 0 ) | if( blocking_sem != 0 ) |
blocking_sem->signal(); | blocking_sem->signal(); |
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// put myself back onto the available list |
// If we are not on _running then ~ThreadPool has removed |
try |
// us and now "owns" our pointer. |
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if ( pool->_running.remove((void *)myself) != 0 ) |
{ | { |
pool->_running.remove((void *)myself); |
pool->_pool.insert_first(myself); |
pool->_link_pool(myself); |
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} | } |
catch(IPCException &) |
else |
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{ |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: Failed to remove thread from running queue."); |
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PEG_METHOD_EXIT(); |
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return((PEGASUS_THREAD_RETURN)0); |
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} |
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} |
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else |
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{ |
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PEG_METHOD_EXIT(); |
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return((PEGASUS_THREAD_RETURN)0); |
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} |
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} |
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catch(...) |
{ | { |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::_loop: Adding thread to idle pool failed."); |
PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
myself->exit_self(0); |
return((PEGASUS_THREAD_RETURN)0); |
} | } |
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} | } |
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// TODO: Why is this needed? Why not just continue? |
// wait to be awakend by the thread pool destructor | // wait to be awakend by the thread pool destructor |
sleep_sem->wait(); |
//sleep_sem->wait(); |
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myself->test_cancel(); | myself->test_cancel(); |
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PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
myself->exit_self(0); |
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return((PEGASUS_THREAD_RETURN)0); | return((PEGASUS_THREAD_RETURN)0); |
} | } |
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void ThreadPool::allocate_and_awaken(void *parm, |
Boolean ThreadPool::allocate_and_awaken(void *parm, |
PEGASUS_THREAD_RETURN \ | PEGASUS_THREAD_RETURN \ |
(PEGASUS_THREAD_CDECL *work)(void *), | (PEGASUS_THREAD_CDECL *work)(void *), |
Semaphore *blocking) | Semaphore *blocking) |
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throw(IPCException) | throw(IPCException) |
{ | { |
PEG_METHOD_ENTER(TRC_THREAD, "ThreadPool::allocate_and_awaken"); | PEG_METHOD_ENTER(TRC_THREAD, "ThreadPool::allocate_and_awaken"); |
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// Allocate_and_awaken will not run if the _dying flag is set. |
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// Once the lock is acquired, ~ThreadPool will not change |
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// the value of _dying until the lock is released. |
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try |
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{ |
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if (_dying.value()) |
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{ |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::allocate_and_awaken: ThreadPool is dying(1)."); |
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// ATTN: Error result has not yet been defined |
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return true; |
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} |
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struct timeval now; |
struct timeval start; | struct timeval start; |
gettimeofday(&start, NULL); | gettimeofday(&start, NULL); |
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Thread *th = 0; |
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Thread *th = _pool.remove_first(); |
th = _pool.remove_first(); |
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// wait for the right interval and try again |
if (th == 0) |
while (th == 0 && _dying < 1) |
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{ | { |
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// will throw an IPCException& |
_check_deadlock(&start) ; | _check_deadlock(&start) ; |
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if(_max_threads == 0 || _current_threads < _max_threads) | if(_max_threads == 0 || _current_threads < _max_threads) |
{ | { |
th = _init_thread(); | th = _init_thread(); |
continue; |
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} | } |
pegasus_yield(); |
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th = _pool.remove_first(); |
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} | } |
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if (th == 0) |
if(_dying < 1) |
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{ | { |
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// ATTN-DME-P3-20031103: This trace message should not be |
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// be labeled TRC_DISCARDED_DATA, because it does not |
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// necessarily imply that a failure has occurred. However, |
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// this label is being used temporarily to help isolate |
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// the cause of client timeout problems. |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::allocate_and_awaken: Insufficient resources: " |
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" pool = %s, running threads = %d, idle threads = %d, dead threads = %d ", |
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_key, _running.count(), _pool.count(), _dead.count()); |
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return false; |
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} |
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// initialize the thread data with the work function and parameters | // initialize the thread data with the work function and parameters |
Tracer::trace(TRC_THREAD, Tracer::LEVEL4, | Tracer::trace(TRC_THREAD, Tracer::LEVEL4, |
"Initializing thread with work function and parameters: parm = %p", | "Initializing thread with work function and parameters: parm = %p", |
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if(sleep_sem == 0) | if(sleep_sem == 0) |
{ | { |
th->dereference_tsd(); | th->dereference_tsd(); |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::allocate_and_awaken: thread data is corrupted."); |
PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
throw NullPointer(); | throw NullPointer(); |
} | } |
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sleep_sem->signal(); | sleep_sem->signal(); |
th->dereference_tsd(); | th->dereference_tsd(); |
} | } |
else |
catch (...) |
_pool.insert_first(th); |
{ |
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Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
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"ThreadPool::allocate_and_awaken: Operation Failed."); |
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PEG_METHOD_EXIT(); |
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// ATTN: Error result has not yet been defined |
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return true; |
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} |
PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
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return true; |
} | } |
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// caller is responsible for only calling this routine during slack periods | // caller is responsible for only calling this routine during slack periods |
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Uint32 ThreadPool::kill_dead_threads(void) | Uint32 ThreadPool::kill_dead_threads(void) |
throw(IPCException) | throw(IPCException) |
{ | { |
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// Since the kill_dead_threads, ThreadPool or allocate_and_awaken |
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// manipulate the threads on the ThreadPool queues, they should never |
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// be allowed to run at the same time. |
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// << Thu Oct 23 14:41:02 2003 mdd >> |
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// not true, the queues are thread safe. they are syncrhonized. |
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auto_int do_not_destruct(&_idle_control); |
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try |
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{ |
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if (_dying.value()) |
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{ |
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return 0; |
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} |
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struct timeval now; | struct timeval now; |
gettimeofday(&now, NULL); | gettimeofday(&now, NULL); |
Uint32 bodies = 0; | Uint32 bodies = 0; |
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// first go thread the dead q and clean it up as much as possible | // first go thread the dead q and clean it up as much as possible |
while(_dead.count() > 0) |
try |
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{ |
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while(_dying.value() == 0 && _dead.count() > 0) |
{ | { |
Tracer::trace(TRC_THREAD, Tracer::LEVEL4, "ThreadPool:: removing and joining dead thread"); | Tracer::trace(TRC_THREAD, Tracer::LEVEL4, "ThreadPool:: removing and joining dead thread"); |
Thread *dead = _dead.remove_first(); | Thread *dead = _dead.remove_first(); |
if(dead == 0) |
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throw NullPointer(); |
if(dead ) |
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{ |
dead->join(); | dead->join(); |
delete dead; | delete dead; |
} | } |
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} |
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} |
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catch(...) |
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{ |
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} |
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if (_dying.value()) |
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{ |
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return 0; |
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} |
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DQueue<Thread> * map[2] = | DQueue<Thread> * map[2] = |
{ | { |
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DQueue<Thread> *q = 0; | DQueue<Thread> *q = 0; |
int i = 0; | int i = 0; |
AtomicInt needed(0); | AtomicInt needed(0); |
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Thread *th = 0; |
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internal_dq idq; |
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#ifdef PEGASUS_DISABLE_KILLING_HUNG_THREADS | #ifdef PEGASUS_DISABLE_KILLING_HUNG_THREADS |
// This change prevents the thread pool from killing "hung" threads. | // This change prevents the thread pool from killing "hung" threads. |
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struct timeval dt = { 0, 0 }; | struct timeval dt = { 0, 0 }; |
struct timeval *dtp; | struct timeval *dtp; |
Thread *th = 0; |
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th = q->next(th); | th = q->next(th); |
while (th != 0 ) | while (th != 0 ) |
{ | { |
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} | } |
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th = q->remove_no_lock((void *)th); | th = q->remove_no_lock((void *)th); |
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idq.insert_first((void*)th); |
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} |
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th = q->next(th); |
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} |
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q->unlock(); |
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} |
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if(th != 0) |
th = (Thread*)idq.remove_last(); |
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while(th != 0) |
{ | { |
if( i == 0 ) | if( i == 0 ) |
{ | { |
|
|
| |
bodies++; | bodies++; |
th->dereference_tsd(); | th->dereference_tsd(); |
_dead.insert_first(th); |
// Putting thread on _dead queue delays availability to others |
|
//_dead.insert_first(th); |
sleep_sem->signal(); | sleep_sem->signal(); |
|
th->join(); // Note: Clean up the thread here rather than |
|
delete th; // leave it sitting unused on the _dead queue |
th = 0; | th = 0; |
} | } |
else | else |
|
|
th->cancel(); | th->cancel(); |
delete th; | delete th; |
} | } |
|
th = (Thread*)idq.remove_last(); |
} | } |
} | } |
th = q->next(th); |
|
pegasus_sleep(1); |
while (needed.value() > 0) { |
} |
|
q->unlock(); |
|
while (needed.value() > 0) |
|
{ |
|
_link_pool(_init_thread()); | _link_pool(_init_thread()); |
needed--; | needed--; |
pegasus_sleep(0); | pegasus_sleep(0); |
} | } |
|
return bodies; |
} | } |
|
catch (...) |
|
{ |
} | } |
return bodies; |
return 0; |
} | } |
| |
| |
|
|
th->put_tsd("deadlock timer", thread_data::default_delete, sizeof(struct timeval), (void *)dldt); | th->put_tsd("deadlock timer", thread_data::default_delete, sizeof(struct timeval), (void *)dldt); |
// thread will enter _loop(void *) and sleep on sleep_sem until we signal it | // thread will enter _loop(void *) and sleep on sleep_sem until we signal it |
| |
th->run(); |
if (!th->run()) |
|
{ |
|
delete th; |
|
return 0; |
|
} |
_current_threads++; | _current_threads++; |
pegasus_yield(); | pegasus_yield(); |
| |
|
|
void ThreadPool::_link_pool(Thread *th) throw(IPCException) | void ThreadPool::_link_pool(Thread *th) throw(IPCException) |
{ | { |
if(th == 0) | if(th == 0) |
|
{ |
|
Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
|
"ThreadPool::_link_pool: Thread pointer is null."); |
throw NullPointer(); | throw NullPointer(); |
|
} |
|
try |
|
{ |
_pool.insert_first(th); | _pool.insert_first(th); |
} | } |
|
catch(...) |
|
{ |
|
Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2, |
|
"ThreadPool::_link_pool: _pool.insert_first failed."); |
|
} |
|
} |
| |
| |
PEGASUS_NAMESPACE_END | PEGASUS_NAMESPACE_END |