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6407976: GC worker number should be unsigned

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Reviewed-by: jwilhelm, tschatzl
This commit is contained in:
Evgeniya Stepanova 2015-04-29 15:12:33 +03:00
parent 4ff6849791
commit 19e80a1f8f
16 changed files with 91 additions and 95 deletions
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18
hotspot/src/share/vm/gc_implementation/parNew/parNewGeneration.cpp
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@ -301,7 +301,7 @@ public:
inline ParScanThreadState& thread_state(int i);
void trace_promotion_failed(const YoungGCTracer* gc_tracer);
void reset(int active_workers, bool promotion_failed);
void reset(uint active_workers, bool promotion_failed);
void flush();
#if TASKQUEUE_STATS
@ -358,7 +358,7 @@ void ParScanThreadStateSet::trace_promotion_failed(const YoungGCTracer* gc_trace
}
}
void ParScanThreadStateSet::reset(int active_threads, bool promotion_failed)
void ParScanThreadStateSet::reset(uint active_threads, bool promotion_failed)
{
_term.reset_for_reuse(active_threads);
if (promotion_failed) {
@ -576,7 +576,7 @@ ParNewGenTask::ParNewGenTask(ParNewGeneration* gen, Generation* old_gen,
// Reset the terminator for the given number of
// active threads.
void ParNewGenTask::set_for_termination(int active_workers) {
void ParNewGenTask::set_for_termination(uint active_workers) {
_state_set->reset(active_workers, _gen->promotion_failed());
// Should the heap be passed in? There's only 1 for now so
// grab it instead.
@ -759,7 +759,7 @@ public:
private:
virtual void work(uint worker_id);
virtual void set_for_termination(int active_workers) {
virtual void set_for_termination(uint active_workers) {
_state_set.terminator()->reset_for_reuse(active_workers);
}
private:
@ -905,10 +905,10 @@ void ParNewGeneration::collect(bool full,
AdaptiveSizePolicy* size_policy = gch->gen_policy()->size_policy();
FlexibleWorkGang* workers = gch->workers();
assert(workers != NULL, "Need workgang for parallel work");
int active_workers =
AdaptiveSizePolicy::calc_active_workers(workers->total_workers(),
workers->active_workers(),
Threads::number_of_non_daemon_threads());
uint active_workers =
AdaptiveSizePolicy::calc_active_workers(workers->total_workers(),
workers->active_workers(),
Threads::number_of_non_daemon_threads());
workers->set_active_workers(active_workers);
_old_gen = gch->old_gen();
@ -940,7 +940,7 @@ void ParNewGeneration::collect(bool full,
gch->save_marks();
assert(workers != NULL, "Need parallel worker threads.");
int n_workers = active_workers;
uint n_workers = active_workers;
// Set the correct parallelism (number of queues) in the reference processor
ref_processor()->set_active_mt_degree(n_workers);