Avi Kivity wrote: > Writes to vga in 16-color mode don't change set a memory location to a > value, instead they change multiple memory locations. While code is just writing to the VGA memory, not reading(*) and not touching the VGA I/O register that control the write latches, is it possible in principle to swizzle the format around in memory to make regular writes work? (*) Reading should be ok for some settings of the write latches, I think. I wonder if guests of interest behave like that. > >Is this a case where TCG would run significantly faster for code blocks > >that have been detected to access the VGA memory? > > Yes. $ date Wed Apr 21 19:37:38 2015 $ modprobe ktcg ;-) -- Jamie -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
