[jboss-user] [JBossCache] - Re: Reading threads are blocked

[jason.greene@jboss.com]

"FredrikJ" wrote : That would probably qualify as a double locked check which is unfortunately not thread safe (see http://www.ibm.com/developerworks/library/j-dcl.html).
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Correct, to do this lock would have to be made volatile, which would trigger a memory barrier.

-Jason

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