On 12/04/2016 16:23, Alex Bennée wrote: > Well one of the reasons I'm keeping single thread behaviour is so things > like icount/replay support can continue to work. The two options will be > incompatible to start with.
As long as the single-threaded TCG gets rid of iothread's special behavior of kicking VCPUs, I don't think it's going to be painful to keep it around. Paolo