How to do proper Parallel.ForEach, locking and progress reporting

Question

I\'m trying to implement the Parallel.ForEach pattern and track progress, but I\'m missing something regarding locking. The following example counts to 1000 whe

Answer 1

Old question, but I think there is a better answer.

You can report progress using Interlocked.Increment(ref progress) that way you do not have to worry about locking the write operation to progress.