ratt

3 ms·

1. 1.▲
   by ratt 13y ago

   While the Linux kernel may rely on task-switch safe-points, user-land implementations can't which means they require an entirely different grace-period mechanism to work. This is what makes user-land implementations tricky to get right
2. 2.▲
   by ratt 13y ago

   RCU is in wide use today. In fact, you probably rely on it everyday: inside the Linux kernel. The biggest problem holding back RCU is not how hard it is to use (if you're qualified to write lock-free data-structures then it should be c
3. 3.▲
   by ratt 13y ago

   No, you don't need a GC to implement lock-free data-structures. RCU allows you to generically defer work on a piece of data until it is no longer accessible. I personally find the idea behind it to be very elegant and I'd recommen