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diff src/share/vm/runtime/virtualspace.cpp @ 1711:a6bff45449bc

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6973570: OrderAccess::storestore() scales poorly on multi-socket x64 and sparc: cache-line ping-ponging Summary: volatile store to static variable removed in favour of a volatile store to stack to avoid excessive cache coherency traffic; verified that the volatile store is not elided by any of our current compilers. Reviewed-by: dholmes, dice, jcoomes, kvn
author ysr
date Tue, 10 Aug 2010 14:53:35 -0700
parents 5f249b390094
children f95d63e2154a
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