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8048248: G1 Class Unloading after completing a concurrent mark cycle

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Reviewed-by: tschatzl, ehelin, brutisso, coleenp, roland, iveresov
This commit is contained in:
Stefan Karlsson 2014-07-07 10:12:40 +02:00
parent b0138be158
commit 8c3aced316
75 changed files with 2169 additions and 874 deletions
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4
hotspot/src/share/vm/memory/cardTableModRefBS.cpp
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@ -429,7 +429,7 @@ void CardTableModRefBS::non_clean_card_iterate_possibly_parallel(Space* sp,
OopsInGenClosure* cl,
CardTableRS* ct) {
if (!mr.is_empty()) {
// Caller (process_strong_roots()) claims that all GC threads
// Caller (process_roots()) claims that all GC threads
// execute this call. With UseDynamicNumberOfGCThreads now all
// active GC threads execute this call. The number of active GC
// threads needs to be passed to par_non_clean_card_iterate_work()
@ -438,7 +438,7 @@ void CardTableModRefBS::non_clean_card_iterate_possibly_parallel(Space* sp,
// This is an example of where n_par_threads() is used instead
// of workers()->active_workers(). n_par_threads can be set to 0 to
// turn off parallelism. For example when this code is called as
// part of verification and SharedHeap::process_strong_roots() is being
// part of verification and SharedHeap::process_roots() is being
// used, then n_par_threads() may have been set to 0. active_workers
// is not overloaded with the meaning that it is a switch to disable
// parallelism and so keeps the meaning of the number of