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8222462: Introduce CollectedHeap::unused()

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Reviewed-by: stefank, eosterlund
This commit is contained in:
Per Lidén 2019-04-25 08:55:49 +02:00
parent 72491e961c
commit 2accc59e60
9 changed files with 25 additions and 6 deletions
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7
src/hotspot/share/prims/jvm.cpp
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@ -508,12 +508,7 @@ JVM_END
JVM_ENTRY_NO_ENV(jlong, JVM_FreeMemory(void))
JVMWrapper("JVM_FreeMemory");
CollectedHeap* ch = Universe::heap();
size_t n;
{
MutexLocker x(Heap_lock);
n = ch->capacity() - ch->used();
}
size_t n = Universe::heap()->unused();
return convert_size_t_to_jlong(n);
JVM_END