src/java.base/share/classes/sun/nio/ch/FileChannelImpl.java

rev 12801 : [mq]: 8137121-ch-Infinite-loop-in-sun.nio.ch.FileChannelImpl.truncate

*** 326,335 ****
--- 326,336 ----
              throw new NonWritableChannelException();
          synchronized (positionLock) {
              int rv = -1;
              long p = -1;
              int ti = -1;
+             long rl = -1;
              try {
                  begin();
                  ti = threads.add();
                  if (!isOpen())
                      return null;
*** 361,372 ****
  
                  // if position is beyond new size then adjust it
                  if (p > newSize)
                      p = newSize;
                  do {
!                     rv = (int)position0(fd, p);
!                 } while ((rv == IOStatus.INTERRUPTED) && isOpen());
                  return this;
              } finally {
                  threads.remove(ti);
                  end(rv > -1);
                  assert IOStatus.check(rv);
--- 362,373 ----
  
                  // if position is beyond new size then adjust it
                  if (p > newSize)
                      p = newSize;
                  do {
!                     rl = position0(fd, p);
!                 } while ((rl == IOStatus.INTERRUPTED) && isOpen());
                  return this;
              } finally {
                  threads.remove(ti);
                  end(rv > -1);
                  assert IOStatus.check(rv);