>>>>> "David" == David Holmes <dholmes@dltech.com.au> writes:
>> On Feb 20, 2004, at 5:16 PM, Adam Welc wrote:
>> >
>> >
>> > Is the following program correctly synchronized?
>> >
>> >
>> > public static boolean w = false;
>> > public static boolean v = false;
>> >
>> > T1 T2
>> > w=true; while(true) {
>> > synchronized(M) { synchronized(M) {
>> > v =true; if (v) break;
>> > } }
>> > }
>> > boolean tmp=w;
>>
David Holmes said he feels that this code fragment breaks the rules of
writing correctlty synchronized code ....
I ask: Is this not, in effect, barrier synchronization. a tried and true
and widely used technique?
-- Eliot Moss
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