On Sat, Jun 17, 2017 at 06:01:52AM -0400, Jeff Layton wrote: > This seems like the right thing to do, IMO. It's nice to avoid copies > where we can, but this is just one of the places where we can't, at > least with the way things stand now. It is a pity we don't have a way to > CoW these things though. We have to run all the data through CPU anyway for the checksum, so I guess what I was thinking we could do--if we decided we needed the optimization--was to figure out how to copy and checksum (or encrypt) simultaneously in one pass. --b. -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html