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root/jsr166/jsr166/src/jsr166e/StampedLock.java

Comparing jsr166/src/jsr166e/StampedLock.java (file contents):
Revision 1.1 by dl, Fri Oct 12 14:09:30 2012 UTC vs.
Revision 1.2 by jsr166, Fri Oct 12 16:22:40 2012 UTC

#	Line 673 | Line 673 | public class StampedLock implements java
673		*/
674		public long tryConvertToOptimisticRead(long stamp) {
675		long a = stamp & ABITS, m, s, next;
676	<	while (((s = U.getLongVolatile(this, STATE)) &
676	>	while (((s = U.getLongVolatile(this, STATE)) &
677		SBITS) == (stamp & SBITS)) {
678		if ((m = s & ABITS) == 0L) {
679		if (a != 0L)
#	Line 784 | Line 784 | public class StampedLock implements java
784		return s;
785		}
786		}
787	<	else if ((ThreadLocalRandom.current().nextInt() &
787	>	else if ((ThreadLocalRandom.current().nextInt() &
788		OVERFLOW_YIELD_RATE) == 0)
789		Thread.yield();
790		return 0L;
#	Line 809 | Line 809 | public class StampedLock implements java
809		return next;
810		}
811		}
812	<	else if ((ThreadLocalRandom.current().nextInt() &
812	>	else if ((ThreadLocalRandom.current().nextInt() &
813		OVERFLOW_YIELD_RATE) == 0)
814		Thread.yield();
815		return 0L;

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