On 08/12/2014 08:19, Ming Lei wrote: >> > >> > Alternatively, I'd accept a SCSI patch setting max_ws_blocks and friends >> > to 2GB - 1 block. > It should be better to not introduce the limit and split the writes > into size of 2GB - 1 block since there is only the limit for write zero.
Why? That's exactly what the max_ws_blocks is for, and there's code in the guest already to do the split. We're talking about 2GB, not 1MB. Paolo