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8239386: handle ContendedPaddingWidth in vm_version_aarch64
Reviewed-by: aph, phh
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EC2 Default User authored and Paul Hohensee committed Mar 4, 2021
1 parent f56c918 commit e61a3ba22df24c3cb3ab6e8336b516110c7b24db
Showing with 3 additions and 0 deletions.
  1. +3 −0 src/hotspot/cpu/aarch64/vm_version_aarch64.cpp
@@ -95,6 +95,9 @@ void VM_Version::initialize() {
SoftwarePrefetchHintDistance &= ~7;
}

if (FLAG_IS_DEFAULT(ContendedPaddingWidth) && (dcache_line > ContendedPaddingWidth)) {
ContendedPaddingWidth = dcache_line;
}

if (os::supports_map_sync()) {
// if dcpop is available publish data cache line flush size via

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