On Thu, Aug 30, 2018 at 11:00:14AM -0400, Martin K. Petersen wrote: > Introduce a facility that can be used to receive a notification > callback when a new algorithm becomes available. This can be used by > existing crypto registrations to trigger a switch from a software-only > algorithm to a hardware-accelerated version. While this is apparently fine with the patch set you sent, what about cases where the crypto context of old and new implementation is not 100% compatible? The switch will still work for sure if there are no current active users of the algo, but otherwise...? Just a thought. Torsten