On Thu, Dec 05, 2024 at 03:37:25PM -0500, Martin K. Petersen wrote: > The problem with option 2 is that when you're doing copy between two > different LUNs, then you suddenly have to maintain state in one kernel > object about stuff relating to another kernel object. I think that is > messy. Seems unnecessarily complex. Generally agreeing with all you said, but do we actually have any serious use case for cross-LU copies? They just seem incredibly complex any not all that useful.