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8059100: SIGSEGV VirtualMemoryTracker::remove_released_region

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Disallow increasing native memory tracking level

Reviewed-by: hseigel, ctornqvi, gtriantafill
This commit is contained in:
Coleen Phillimore 2014-10-10 19:36:12 +00:00
parent fe03f41db8
commit 3a86f9cd27
12 changed files with 134 additions and 119 deletions
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15
hotspot/src/share/vm/services/virtualMemoryTracker.hpp
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@ -62,11 +62,6 @@ class VirtualMemory VALUE_OBJ_CLASS_SPEC {
_committed -= sz;
}
void reset() {
_reserved = 0;
_committed = 0;
}
inline size_t reserved() const { return _reserved; }
inline size_t committed() const { return _committed; }
};
@ -123,12 +118,6 @@ class VirtualMemorySnapshot : public ResourceObj {
return amount;
}
inline void reset() {
for (int index = 0; index < mt_number_of_types; index ++) {
_virtual_memory[index].reset();
}
}
void copy_to(VirtualMemorySnapshot* s) {
for (int index = 0; index < mt_number_of_types; index ++) {
s->_virtual_memory[index] = _virtual_memory[index];
@ -174,10 +163,6 @@ class VirtualMemorySummary : AllStatic {
as_snapshot()->copy_to(s);
}
static inline void reset() {
as_snapshot()->reset();
}
static VirtualMemorySnapshot* as_snapshot() {
return (VirtualMemorySnapshot*)_snapshot;
}