[RFC PATCH v2 0/2] add simple copy support

[Martin K. Petersen]

Hannes,

[Sorry I'm late to the discussion here, had a few fires going in
addition to the end of the kernel cycle]

> And we shouldn't forget that the main issue which killed all previous
> implementations was a missing QoS guarantee.

That and the fact that our arbitrary stacking situation was hard to
resolve.

The QoS guarantee was somewhat addressed by Fred in T10. But I agree we
need some sort of toggle.

-- 
Martin K. Petersen	Oracle Linux Engineering